CN209453214U - Milling-boring machine Y-direction dragging system and cnc boring and milling machine - Google Patents
Milling-boring machine Y-direction dragging system and cnc boring and milling machine Download PDFInfo
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- CN209453214U CN209453214U CN201822067315.4U CN201822067315U CN209453214U CN 209453214 U CN209453214 U CN 209453214U CN 201822067315 U CN201822067315 U CN 201822067315U CN 209453214 U CN209453214 U CN 209453214U
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Abstract
The utility model provides a kind of milling-boring machine Y-direction dragging system and cnc boring and milling machine, belong to numerical control machine tool technique field, milling-boring machine Y-direction dragging system includes column and spindle box, and setting guide rail and the sliding block moved on guide rail, sliding block are fixedly connected with spindle box on column；It is additionally provided with ball-screw between column and spindle box and is equipped with the ball-screw nut on ball-screw, ball-screw accesses power source by shaft end, and ball-screw nut is fixedly connected with spindle box.Milling-boring machine Y-direction dragging system provided by the utility model can be improved the response speed of cnc boring and milling machine Y-axis and Z-direction movement and the machining accuracy of workpiece, reduce the maintenance and repair time of lathe, improves processing efficiency.
Description
Technical field
The utility model relates to numerical control machine tool technique fields, in particular to a kind of milling-boring machine Y-direction dragging system sum number
Control milling-boring machine.
Background technique
Movement of the cnc boring and milling machine spindle box along column direction is Y direction, which mostly uses weight or oil cylinder
Balance.Periodic maintenance and replacement weight chain and guide pad are needed using the structure of counterweight balance, cause lathe idle cost without
Method avoids.Due to the inertia of weight itself, movement speed and the response speed for resulting in lathe Y-axis and Z-direction are slower.Work as Z
When axis frequently commutates, the shaking of weight is affected to machining accuracy.Weight shaking is avoided using the structure that oil cylinder balances
It influences, but cylinder efficient stability is poor, response speed is slow, spindle box movement speed and feed speed are slower.
Utility model content
The purpose of this utility model is to provide a kind of milling-boring machine Y-direction dragging system and cnc boring and milling machines, improve numerical control mill
The machining accuracy of the response speed and workpiece of boring machine Y-axis and Z-direction movement, reduces the maintenance and repair time of lathe, improves and add
Work efficiency rate.
The embodiments of the present invention are achieved in that
On the one hand the utility model embodiment provides a kind of milling-boring machine Y-direction dragging system comprising column and spindle box are stood
The sliding block that guide rail is arranged on column and moves on guide rail, sliding block are fixedly connected with spindle box；Between column and spindle box also
It is provided with ball-screw and is equipped with the ball-screw nut on ball-screw, ball-screw accesses power by shaft end
Source, ball-screw nut are fixedly connected with spindle box.
Optionally, support base is set on column, deep groove ball bearing is set in support base, ball-screw passes through deep groove ball bearing
It is arranged in support base, the first locking nut and axle sleeve is respectively set in the both ends of the surface of deep groove ball bearing, for compressing deep-groove ball axis
The inner ring held；Cylindrical roller thrust bearing is arranged in the other end of ball-screw, and cylindrical roller thrust bearing is fixed on bearing block,
Bearing block is arranged on column.
Optionally, power source includes motor and the speed reducer that is connected to motor；Motor is band-type brake motor, and speed reducer is band-type brake
Speed reducer.
Optionally, guide rail includes two, and two guide rails ladder on column is arranged.
Optionally, the first outside framework oil seal, the both ends of cylindrical roller thrust bearing and bearing are set between axle sleeve and support base
The second outside framework oil seal and third outside framework oil seal is respectively set between seat.
Optionally, blind flange is arranged in one end of bearing block, and the other end of bearing block passes through the fixed ball of the second locking nut
The end of lead screw.
Optionally, the first adjustment pad is set between cylindrical roller thrust bearing and the shaft shoulder of ball-screw, bearing block and vertical
Second adjustment pad is set between column.
Optionally, power source is connected by the shaft end of yielding coupling and ball-screw.
Optionally, ring flange is set on support base, passes through the fixed power source of ring flange and support base；It is provided on support base
Peep hole, peep hole are provided with cover board outside.
On the other hand the utility model embodiment provides a kind of cnc boring and milling machine, drag system including above-mentioned milling-boring machine Y-direction
System.
Milling-boring machine Y-direction dragging system provided by the embodiment of the utility model includes column and spindle box, is arranged on column and leads
Rail and the sliding block moved on guide rail, sliding block are fixedly connected with spindle box；Ball is additionally provided between column and spindle box
Lead screw and it is equipped with the ball-screw nut on ball-screw, ball-screw passes through shaft end and accesses power source, ball wire
Thick stick nut is fixedly connected with spindle box.Milling-boring machine Y-direction dragging system provided by the embodiment of the utility model, can be improved numerical control mill
The machining accuracy of the response speed and workpiece of boring machine Y-axis and Z-direction movement, reduces the maintenance and repair time of lathe, improves and add
Work efficiency rate.
Cnc boring and milling machine provided by the embodiment of the utility model includes above-mentioned milling-boring machine Y-direction dragging system.This is practical new
The mobile response speed of the cnc boring and milling machine that type embodiment provides, Y-axis and Z-direction and the machining accuracy of workpiece are high, performance
Good, maintenance time is few, can reduce processing cost, improves processing efficiency.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the first viewing angle constructions schematic diagram of milling-boring machine Y-direction dragging system provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram at the second visual angle of milling-boring machine Y-direction dragging system provided by the embodiment of the utility model；
Fig. 3 is the sectional view along A-A of milling-boring machine Y-direction dragging system provided by the embodiment of the utility model.
Icon: 1- motor；2- speed reducer；3- ring flange；The first screw of 4-；The first taper bolt of 5-；6- yielding coupling；7-
Support base；The first locking nut of 8-；9- deep groove ball bearing；The first outside framework oil seal of 10-；11- axle sleeve；12- ball-screw；13-
Two taper bolts；14- hexagon-headed bolt；15- ball-screw nut；The second screw of 16-；17- the first adjustment pad；The second skeleton of 18-
Oil sealing；19- blind flange；20- cylindrical roller thrust bearing；21- third screw；22- bearing block；The 4th screw of 23-；24- second
Adjusting pad；25- third outside framework oil seal；The second locking nut of 26-；27- cover board；28- column；29- spindle box；30- guide rail；31-
Sliding block.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Embodiment one
Fig. 1 is please referred to, the utility model embodiment provides a kind of milling-boring machine Y-direction dragging system, including column 28 and main shaft
Case 29, the sliding block 31 that guide rail 30 is arranged on column 28 and moves on guide rail 30, sliding block 31 are fixedly connected with spindle box 29；?
The ball-screw spiral shell for being additionally provided with ball-screw 12 between column 28 and spindle box 29 and being equipped on ball-screw 12
Mother 15, ball-screw 12 access power source by shaft end, and ball-screw nut 15 is fixedly connected with spindle box 29.
As shown in Fig. 2, power source includes motor 1 and speed reducer 2, motor 1 is connect with speed reducer 2, motor 1, speed reducer 2,
The center of ball-screw 12 is located along the same line, i.e., motor 1, speed reducer 2 and ball-screw 12 are co-axially mounted；Motor 1 is through subtracting
Fast machine 2 delivers torque to ball-screw 12, and driving ball-screw 12 operates, and ball-screw nut 15 and spindle box 29 pass through the
Two screws 16 are connected and fixed connection, and ball-screw nut 15 holds up spindle box 29；Spindle box 29 is connected by screw in sliding block 31
On, sliding block 31 is moved along guide rail 30, and guide rail 30 is connect on column 28 by screw handle, movement of the spindle box 29 along 28 direction of column
For Y direction, ball-screw nut 15 drives 29 body of spindle box to slide on column 28 along guide rail 30, makees Y-direction movement；Such as Fig. 2
Shown, guide rail 30 is linear guide 30, and guide rail 30 is set as two, two sliding blocks 31, two guide rails are arranged on each guide rail 30
30 with the joint face of column 28 not in the same plane, two guide rails 30 are arranged on column 28 in high-low-position ladder, such
The torsional moment of spindle box 29 when four sliding blocks 31 can be made to evenly distribute processing is set, can reduce cnc boring and milling machine cutting when pair
The torque of column 28 reduces column 28 and deforms.
Motor 1 and speed reducer 2 all have band-type brake function, and internal contracting brake mechanism is normally off, when Y-direction does not feed instruction,
The internal contracting brake mechanism of motor 1 and speed reducer 2 is in locking state, prevents spindle box 29 from sinking, will not be because of master when lathe powers off suddenly
Axle box 29, which sinks, influences Y axis coordinate position, and lathe can continue to process after being powered, without again to knife.It is instructed when being connected to Y-direction feeding
Afterwards, the internal contracting brake mechanism of motor 1 and speed reducer 2 is in open configuration, and spindle box 29 can be moved along Y-direction at this time.
Locking system and motor 1 setting of motor 1 are integrated, and the locking system and speed reducer 2 of speed reducer 2 are set as one
Body.Speed reducer 2 and the integrated structure band-type brake moment of torsion of internal contracting brake mechanism after matching safety coefficient, are extremely difficult to little
The torque being self-possessed to balancing main shaft case 29, if choose speed reducer 2 according to band-type brake torque, 2 structure of speed reducer is huge and causes wave
Take, at this moment motor 1 matches band-type brake function, realizes the latch functions of Y-axis jointly with speed reducer 2, has higher economy and peace
Quan Xing.
Speed reducer 2 is fixed by screws in the seam allowance radial positioning on ring flange 3 and passing through speed reducer 2, and ring flange 3 passes through
First screw 4 is connected on support base 7, and is positioned by the first taper bolt 5.The output shaft of speed reducer 2 passes through yielding coupling 6
It is connect with the shaft end of ball-screw 12, square hole is provided on support base 7 and is easily installed adjustment and observes the work shape of yielding coupling 6
State, pass through outside square hole when normal work cover board 27 shown in FIG. 1 block it is dust-proof.Support base 7 is connected to by hexagon-headed bolt 14
It is positioned on column 28 and by the second taper bolt 13.
As shown in figure 3, ball-screw 12 is threaded through in support base 7, by three groups of deep groove ball bearings 9 to ball-screw 12 into
Row radial positioning compresses the both ends of the surface of three groups of 9 inner rings of deep groove ball bearing, to rolling by the first locking nut 8 and axle sleeve 11 respectively
Ballscrew 12 carries out axially position, and the outer ring of three groups of deep groove ball bearings 9 is in lash state without axially position.Axle sleeve 11 and branch
It supports dust-proof using the first outside framework oil seal 10 between seat 7.
12 other end of ball-screw is threaded through in bearing block 22, one end connecting flange lid 19 of bearing block 22, bearing block 22
The other end by the end of the fixed ball-screw 12 of the second locking nut 26, cylindrical roller thrust bearing is set in bearing block 22
20,12 other end of ball-screw is supported and is realized to the radial and axial of ball-screw 12 by cylindrical roller thrust bearing 20
Positioning, is provided with the first adjustment pad between the shaft shoulder of 12 other end of ball-screw and the inner ring end face of cylindrical roller thrust bearing 20
17, take match grinding mode to be used to finely tune the axial position of ball-screw 12.The outer ring of cylindrical roller thrust bearing 20 passes through third
Screw 21 is fixed on bearing block 22, and carries out dust-proof processing using the second outside framework oil seal 18 and third outside framework oil seal 25 respectively.
Bearing block 22 is fixed on 28 bottom of column by the 4th screw 23, with and equipped with second adjustment pad 24 to adjust bearing block 22 and stand
Fit dimension between column 28.
Active force when Y-direction is static and moves finally is concentrated by ball-screw 12 acts on cylindrical roller thrust bearing 20
On, three groups of deep groove ball bearings 9 on ball-screw 12 only radial positioning guarantees that ball-screw 12 is parallel with two guide rails 30, pushes away
Power cylinder roller bearing 20 will reserve biggish safety coefficient when selecting.
Milling-boring machine Y-direction dragging system provided by the embodiment of the utility model motor 1 and subtracts after being connected to Y-direction feeding instruction
The internal contracting brake mechanism of fast machine 2 is in open configuration, and spindle box 29 can be moved along Y-direction at this time.As shown in Figure 1, two on column 28
A guide rail 30 is at high-low-position ladder arrangement, the torsional moment of spindle box 29 when four sliding blocks 31 evenly distribute processing.Y-direction it is static and
Active force when movement is finally concentrated by ball-screw 12 to be acted on cylindrical roller thrust bearing 20,12 upper end of ball-screw
Three groups of deep groove ball bearings 9 only radial positioning, guarantee that ball-screw 12 is parallel with two guide rails 30, cylindrical roller thrust bearing 20
Biggish safety coefficient is reserved when selection.
Milling-boring machine Y-direction dragging system provided by the embodiment of the utility model, is mainly used in digit ctrol machine tool field, especially body
Present high-precision numerical control planing bench formula cnc boring and milling machine Y direction dragging structure and its working principle, in universal machine industrial application
It is in extensive range, such as national defence, military project, the energy, metallurgy, papermaking, engineering machinery equipment manufacturing field of machining can apply, it is complete
The pattern for having overturned numerical control products gentrification entirely has broken the situation that high-precision high rigidity lathe relies on import, has met all kinds of enterprises
Industry high speed, efficient, inexpensive numerical control products require.
Milling-boring machine Y-direction dragging system through this embodiment provides power, and Y-axis and the mobile response of Z axis faster, fast move
Speed is high, and the parameter indexes such as positioning accuracy, straightness are high, can provide performance better equipment for field of machining.
Milling-boring machine Y-direction dragging system provided in this embodiment is a kind of structurally reasonable, reliable performance Y-direction dragging structure,
By spindle box 29 without counterweight drive technology, the response of numerical control planing bench formula cnc boring and milling machine Y-axis and Z-direction movement can be improved
The machining accuracy of speed and workpiece reduces the maintenance and repair time of lathe, improves processing efficiency,
Embodiment two
The utility model embodiment provides a kind of cnc boring and milling machine, including above-mentioned milling-boring machine Y-direction dragging system.
Cnc boring and milling machine provided by the embodiment of the utility model, by the way that the milling-boring machine Y-direction dragging system of the present embodiment is arranged,
The machining accuracy of the response speed and workpiece that keep its Y-axis of cnc boring and milling machine and Z-direction mobile is high, and equipment performance is good, when maintenance
Between it is few, can reduce processing cost, improve processing efficiency.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of milling-boring machine Y-direction dragging system characterized by comprising column and spindle box, on the column setting guide rail with
And the sliding block moved on the guide rail, the sliding block are fixedly connected with the spindle box；
It is additionally provided with ball-screw between the column and the spindle box and is equipped on the ball-screw
Ball-screw nut, the ball-screw access power source by shaft end, and the ball-screw nut is fixed with the spindle box
Connection.
2. milling-boring machine Y-direction dragging system according to claim 1, which is characterized in that support base, institute are arranged on the column
It states and deep groove ball bearing is set in support base, the ball-screw is arranged in the support base by the deep groove ball bearing, institute
The first locking nut and axle sleeve is respectively set in the both ends of the surface for stating deep groove ball bearing, for compressing the inner ring of the deep groove ball bearing；
Cylindrical roller thrust bearing is arranged in the other end of the ball-screw, and the cylindrical roller thrust bearing is fixed on bearing block
On, the bearing block is arranged on the column.
3. milling-boring machine Y-direction dragging system according to claim 1, which is characterized in that the power source include motor and with
The speed reducer of the motor connection；The motor is band-type brake motor, and the speed reducer is band-type brake speed reducer.
4. milling-boring machine Y-direction dragging system according to claim 1, which is characterized in that the guide rail includes two, two institutes
Guide rail ladder on the column is stated to be arranged.
5. milling-boring machine Y-direction dragging system according to claim 2, which is characterized in that the axle sleeve and the support base it
Between the first outside framework oil seal is set, the second skeleton is respectively set between the both ends of the cylindrical roller thrust bearing and the bearing block
Oil sealing and third outside framework oil seal.
6. milling-boring machine Y-direction dragging system according to claim 2, which is characterized in that method is arranged in one end of the bearing block
Orchid lid, the end that the other end of the bearing block passes through the fixed ball-screw of the second locking nut.
7. milling-boring machine Y-direction dragging system according to claim 2, which is characterized in that the cylindrical roller thrust bearing with
The first adjustment pad is set between the shaft shoulder of the ball-screw, second adjustment pad is set between the bearing block and the column.
8. milling-boring machine Y-direction dragging system according to claim 1, which is characterized in that the power source machine passes through elasticity connection
Axis device is connect with the shaft end of the ball-screw.
9. milling-boring machine Y-direction dragging system according to claim 2, which is characterized in that ring flange is set on the support base,
Pass through the fixed power source of the ring flange and the support base；Peep hole, the peep hole are provided on the support base
It is provided with cover board outside.
10. a kind of cnc boring and milling machine, which is characterized in that including claim 1-9 described in any item milling-boring machine Y-direction draggings system
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822067315.4U CN209453214U (en) | 2018-12-10 | 2018-12-10 | Milling-boring machine Y-direction dragging system and cnc boring and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822067315.4U CN209453214U (en) | 2018-12-10 | 2018-12-10 | Milling-boring machine Y-direction dragging system and cnc boring and milling machine |
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| Publication Number | Publication Date |
|---|---|
| CN209453214U true CN209453214U (en) | 2019-10-01 |
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ID=68040215
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822067315.4U Active CN209453214U (en) | 2018-12-10 | 2018-12-10 | Milling-boring machine Y-direction dragging system and cnc boring and milling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366240A (en) * | 2018-12-10 | 2019-02-22 | 中捷机床有限公司 | Milling-boring machine Y-direction dragging system and cnc boring and milling machine |
-
2018
- 2018-12-10 CN CN201822067315.4U patent/CN209453214U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366240A (en) * | 2018-12-10 | 2019-02-22 | 中捷机床有限公司 | Milling-boring machine Y-direction dragging system and cnc boring and milling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210918 Address after: No.17a1, Kaifa Road, Shenyang Economic and Technological Development Zone, Shenyang City, Liaoning Province Patentee after: SHENYANG MACHINE TOOL (GROUP) CO.,LTD. Address before: 110000 Shenyang Kaifa Road, Shenyang, Liaoning Patentee before: Zhongjie Machine Tool Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.17a1, Kaifa Road, Shenyang Economic and Technological Development Zone, Shenyang City, Liaoning Province Patentee after: General Technology Group Shenyang Machine Tool Co.,Ltd. Address before: No.17a1, Kaifa Road, Shenyang Economic and Technological Development Zone, Shenyang City, Liaoning Province Patentee before: SHENYANG MACHINE TOOL (GROUP) CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231001 Address after: No.17-A 1-4, Kaifa Road, Shenyang Economic and Technological Development Zone, Shenyang, Liaoning Province, 110000 Patentee after: Shenyang Machine Tool Zhongjie Friendship Factory Co.,Ltd. Address before: No.17a1, Kaifa Road, Shenyang Economic and Technological Development Zone, Shenyang City, Liaoning Province Patentee before: General Technology Group Shenyang Machine Tool Co.,Ltd. |
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| TR01 | Transfer of patent right |