CN204004251U - Modularization linear drive unit - Google Patents
Modularization linear drive unit Download PDFInfo
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- CN204004251U CN204004251U CN201420408366.8U CN201420408366U CN204004251U CN 204004251 U CN204004251 U CN 204004251U CN 201420408366 U CN201420408366 U CN 201420408366U CN 204004251 U CN204004251 U CN 204004251U
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Abstract
Modularization linear drive unit belongs to industrial automation, relates to a kind of improvement of modularization linear driving mechanism structure.The utility model provides a kind of modularization linear drive unit, has compact structure, complete feature, adopts modularization and flexibility design, make design, install, debugging, safeguard all very simple; Can pass through various additional annexes, very simply realize various linear orientation functions.Modularization linear drive unit of the present utility model comprises drive unit, driven device and section bar girder, drive unit and driven device lay respectively at the two ends of section bar girder, the driving pulley of drive unit and the driven pulley of driven device are walked around respectively in the two ends that are positioned at the synchronous belt of section bar girder, be fixedly connected with the two ends that are arranged on the moving mounting plate of section bar girder internal upper part, in section bar girder lumen between upper and lower synchronous belt, be fixedly installed linear rail, on linear rail, be provided with slide block, slide block is fixedly connected with described moving mounting plate.
Description
Technical field
The utility model belongs to industrial automation technical field, specifically, relates to a kind of improvement of modularization linear driving mechanism structure.
Background technique
At industrial automation, especially Cartesian robot field, obtains steadily straight-line displacement reliably and pinpoint place at needs, and linear driving mechanism is all the core component of automation equipment.A linear driving mechanism, the important component parts that are all absolutely necessary such as transmission device, linear guide, carrier bar, link, if all independent design and the manufacturing, can take a large amount of design cycles, the installation and debugging of product also can be pretty troublesome.
High speed development along with China's Automation Industry, a large amount of industrial automatic systems are used in industry-by-industry, in needs accurately location, high frequency, high-speed and for the operating mode of hazardous location, be used for replacing traditional workman and equipment, thereby obtain higher Security and manufacturing efficiency, obtain the lifting of economic benefit.
In industrial automation system, especially in off-gauge automatic system, only, for the linear driving mechanism part in industrial automation system, the design and production mode that it is traditional, normally designs separately and production and processing for every automation equipment.Because the basic structure of various linear driving mechanisms has a large amount of identical similar places, in each position, there are different requirements again, so the mode of traditional independent design and production processing has long, the shortcoming such as the duplication of labour is many, production and processing is loaded down with trivial details, Installation and Debugging are difficult of design cycle.If the automatic system needing needs a plurality of linear driving mechanisms, manufacturing and designing and during Installation and Debugging, its difficulty more can increase greatly.
Summary of the invention
The utility model is exactly for the above-mentioned problems in the prior art, a kind of modularization linear drive unit is provided, it has compact structure, complete feature, and adopts modularization and flexibility design, make design, install, debugging, safeguard all very simple; Can pass through various additional annexes, very simply realize various linear orientation functions.According to concrete job requirement, can use separately, also can a plurality ofly be used in combination, realize driving and the positioning requirements of variety of way.
For realizing above-mentioned purpose of the present utility model, the utility model adopts following technological scheme.
Modularization linear drive unit of the present utility model comprises drive unit, driven device and section bar girder, it is characterized in that: drive unit and driven device lay respectively at the two ends of section bar girder, the driving pulley of drive unit and the driven pulley of driven device are walked around respectively in the two ends that are positioned at the synchronous belt of section bar girder, be fixedly connected with the two ends that are arranged on the moving mounting plate of section bar girder internal upper part, in section bar girder lumen between upper and lower synchronous belt, be fixedly installed linear rail, on linear rail, be provided with slide block, slide block is fixedly connected with described moving mounting plate.
Particularly, described drive unit comprises end seat, is positioned at the inner driving pulley both sides of end seat and is disposed with respectively rolling bearing and circlip for hole, is provided with the manhole appendix of upper and lower synchronous belt in an end seat side relative with section bar girder; The effect of rolling bearing and circlip for hole is that driving pulley is limited in to end seat inside, can only carry out rotation motion.Circlip for hole is fixed on the inside in hole (corresponding to the hole of the end seat both sides of driving pulley), and for moving axially of limiting holes inner member, itself has elasticity, easy for installation, and location is reliable.On the through hole of end seat both sides, have notch, circlip for hole is fixed in notch, two circlip for holes are fixed on rolling bearing and driving pulley the intermediate portion of end seat, have limited moving axially of driving pulley, make driving pulley only carry out rotation motion.
Further, described drive unit is connected by upper and lower two groups of bolts with section bar girder, wherein, one end of the one group of connecting bolt in top is screw thread, the other end has notch, its threaded end is connected with section bar girder, the one end that has notch is connected with drive unit, in end seat both sides, have notch end with connecting bolt and be connected part with drive unit and be provided with accordingly one group of Cock screw, the head of Cock screw is taper, the axis of the axis connecting bolt of Cock screw is vertical, and the conical nose of Cock screw and the slot-open-section of connecting bolt corresponding; One group of bottom connecting bolt adopts standard round chapiter screw or the connecting bolt identical with one group, top structure.Cock screw is screwed in the end seat of drive unit, the head that has the connecting bolt of notch also enters in end seat, because the axis of the axis connecting bolt of Cock screw is vertical, the conical nose that makes Cock screw is a side of the slot-open-section of jacking connecting bolt just, form a kind of closely cooperating, what at this moment Cock screw was twisted is tighter, and end seat is tightr with being connected of section bar girder.
Described driven device comprises from moving mandrel, from the two ends of moving mandrel, be fixed in the end of section bar girder, this end is provided with end plate, the both sides of the driven pulley from moving mandrel are respectively arranged with rolling bearing, between rolling bearing and driven pulley, for interference is connected (guaranteeing that rolling bearing can axially not be moved), between two rolling bearings and driven pulley, be also provided with circlip for shaft; Axle with check ring be fixed on axle above, for moving axially of restrictive axes upper member, itself has elasticity, easy for installation, location is reliable.
Further, describedly from moving mandrel two ends, also have tapped hole, on end plate, corresponding to this tapped hole, be provided with adjustment screw; Can by adjusting screw, adjust the position of driven device, be used for controlling the tension force of synchronous belt.
The kind of drive of the present utility model is to realize by a synchronous belt that runs through section bar girder.The drive unit of a built-in rolling bearing and synchronous pulley is installed in section bar girder one end, the driven device of a built-in rolling bearing and synchronous pulley is also installed at the other end of section bar girder.This transmission system is exactly by the rotation motion of the synchronous pulley of drive unit, converts the linear motion of synchronous belt to.By being connected of Timing Belt and moving mounting plate, the linear motion of Timing Belt is delivered on moving mounting plate.
More specifically, described section bar girder is that cross section is the hollow profile of rectangle; Along on the length direction of section bar girder, on four angles of section bar girder, be provided with cavity, the both sides of section bar girder and below be provided with connecting groove, and the Timing Belt operation cavity that is provided with sealing in the bottom of section bar girder, above Timing Belt operation cavity, be also provided with the section bar lumen of upward opening type, in section bar lumen, be provided with described linear rail and slide block, section bar lumen opening is provided with Timing Belt operation notch.
Section bar girder bottom synchronous tape running cavity, for by synchronous belt, guides synchronous belt to move, and section bar lumen top has Timing Belt operation notch, and synchronous belt is inner mobile at notch.This design can reduce Timing Belt skew when long stroke is used, and effectively increases range and the positioning precision when long stroke of system, also can prevent from dust simultaneously and dabble entering internal system.
The suitable hollow profile with extruding of section bar is made, and the in the situation that of very light in weight, also can have higher strength and stiffness, and length can need intercepting arbitrarily and can not increase extra cost according to practical application.
Further, described connecting groove is dovetail groove or connection dovetail groove, and these notches are for fixing between external member, installation accessories, sensor and section bar.
Further, the cavity on four angles of described section bar girder, and the part face of each cavity should form one for locating and the cylindrical channel being connected, the periphery of described cylindrical channel must not be complete continuous; Along on the cross section of section bar width of main beam direction, the cross section curve that four cavitys form all comprises some equal circular arcs with one heart, and these circular arcs form an incomplete cylindrical channel on section bar girder.The object arranging is like this: when alleviating structure weight, these chambers can be used as the positioning datum hole of section bar; These chambers also can process screw thread very easily, for the connection and positioning of section bar girder two ends and other parts.
The bottom of described section bar lumen is provided with for placing the dovetail groove of trapezoidal connector, dovetail groove communicates with the linear rail locating slot of its top, the built-in linear rail of linear rail locating slot, on linear rail, be provided with slide block, the slide block top and the moving mounting plate that are positioned at section bar lumen are bolted to connection, profile of tooth is arranged at the two ends of moving mounting plate, is meshed with the profile of tooth of synchronous belt, by Timing Belt briquetting, the profile of tooth end of moving mounting plate and the two ends of synchronous belt is fixed.By a Timing Belt, drive a moving mounting plate to move along guide rail.This integrated ball linear rail can used at a high speed and under high capacity, and linear precision is high, and bending resistance load is good, and level of integration is high, and it is convenient to install.
Trapezoidal connector is a symmetrical stepped shaft in the cross section of length direction, and its outward appearance is the pattern of English alphabet " T " normally, and its profile conforms to corresponding T-slot mouth.On trapezoidal connector, be useful on the tapped hole of installation, also have the structural type of using through hole.On a connected piece, be useful on the through hole of connection, connecting bolt is through being wherein connected with trapezoidal connector, on another connected piece, have and meet the T-slot that relevant criterion requires, trapezoidal connector enters in T-slot (linear rail is exactly the link that has through hole, and framework section bar is exactly another link that has T-slot).At the width dimensions at "T"-shaped narrow head place, trapezoidal connector has mutual corresponding matching relationship with T-slot mouth, so has just been fixed on the length direction of trapezoidal connector in T-slot.Tighten connecting bolt, connecting bolt and trapezoidal connector are just clipped together two connected pieces like this.This Placement is very quick and flexible, and the quantity that can increase trapezoidal connector increases the reliability of connection, and this T-slot is extremely easy to realize on extrudate.
And, on described moving mounting plate, be also provided with oil hole, communicate with the hydraulic fluid port on slide block, be used to straight-line guide rail slide block charging-up lubricant oil fat; And O type rubber ring is installed between slide block and moving mounting plate, and O type rubber ring seals, avoid lubricating grease to overflow and pollute other parts.
In addition, the end of the linear rail relative with driven device is provided with positive stop, its objective is the travel range of restriction slide block, avoids slide block and driven device to bump.
Claw type is made at the two ends of described driving pulley, consistent with flower type elastic coupling flexible coupling standard, can be connected with coupling easily; Also can be made into other Connecting format, as forms such as optical axis shaft extension, band key shaft extension, through hole band keyways.
The utility model beneficial effect compared with prior art: adopt the industrial automation system of modularization linear drive unit of the present utility model, also consider the cheap property of installation when a plurality of linear drive units are used.Can reduce a large amount of design cycles, save the installation and debugging time, reduce maintenance cost.
This linear drive unit basis suitable hollow profile with extruding of carrier bar is made, and the in the situation that of very light in weight, also can have higher strength and stiffness, and length can need to intercept according to practical application, flexible, with low cost.The effective travel of this linear drive unit can reach more than 5 meters.If adopt additional girder to improve system stiffness, by additional annex connection profile, increase system length, the effective travel of system can be accomplished highlyer, and on average to the cost in unit length, does not almost increase.By toothed belt transmission, this linear drive unit can accomplish easily ± repetitive positioning accuracy of 0.1 millimeter, and even higher precision can meet the location requirement of most industrial automation systems.This linear drive unit is normally used (being to use under load rating), can be easy to reach working life more than 5000 kms, more than the speed of slide block can reach 2 metre per second (m/s)s.
The modularization linear drive unit of this compact structure, during a plurality of use, the full content that each comprises a linear driving mechanism, when commercial Application, can form a complete automatic system easily.Can be widely used in various industrial automation systems, as: Cartesian robot, carrying and palletizing system, automated storage and retrieval system, coordinate detection system etc. are a kind of desirable linear drive units.
Accompanying drawing explanation
Clearer for technical problem, technological scheme and beneficial effect that the utility model is solved, below in conjunction with the drawings and the specific embodiments, the utility model is further elaborated.Should be appreciated that embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 is that the axle that waits of linear drive unit described in the utility model is surveyed view.
Fig. 2 is the decomposition explosion view of Fig. 1.
Fig. 3 is the decomposition explosion view of drive unit.
Fig. 4 is the sectional view of driven device.
Fig. 5 is the partial sectional view of overlooking of drive unit and section bar girder attachment portion.
Fig. 6 is the A-A sectional drawing shown in Fig. 1.
Fig. 7 is the sectional view of section bar, and section bar is consistent at its sectional shape of length direction.
Fig. 8 is that the axle that waits of another kind of unpowered passive-type linear unit is surveyed view.
Wherein, 1 is drive unit, 2 is section bar girder, 3 is moving mounting plate, 4 is Timing Belt briquetting, 5 is synchronous belt, 6 is end plate, 7 for adjusting screw, 8 is end seat mounting screw, 9 is lock washer, 10 is Cock screw, 11 is connecting bolt, 12 is sunk screw, 13 is socket head screw, 14 is lock washer, 15 is socket head screw, 16 is positive stop, 17 is driven device, 18 is lock washer, 19 is socket head screw, 20 is trapezoidal connector, 21 is linear rail, 22 is slide block, 23 is O type rubber ring, 24 is circlip for hole, 25 is rolling bearing, 26 is driving pulley, 27 is end seat, 28Wei Cong moving mandrel, 29 is rolling bearing, 30 is circlip for shaft, 31 is driven pulley, 32 is the cross section of section bar girder, 33 notches for Timing Belt operation, 34 is erection of main beam dovetail groove, 35 is connection dovetail groove, 36 is upper positioning hole, 37 is lower positioning hole, 38 is auxiliary cavity, 39 is Timing Belt operation cavity, 40 is section bar lumen, 41 is linear rail locating slot, 42 is dovetail groove.
Embodiment
Linear drive unit of the present utility model need be introduced driving power when reality is used, can be manpower, electric motor, pneumatic motor, oil hydraulic motor etc., also can be the synchronous dynamic of other linear drive units, by synchronizing shaft, the driving pulley of several linear drive units is connected together, make system obtain higher load capacity and stability.
In industrial automation, need pinpoint place, application is the most widely to adopt driven by servomotor.By electrical equipment control, actuating motor can obtain very high revolution positioning precision easily, and response rapidly, can be controlled the acceleration that starts or stop flexibly, obtains steady speed-time curve, reduces and impacts, registration.
Take single linear drive unit as example, the explanation of moving: make driving pulley 26 along self axially revolution several angle or a fixing turn by driving force, driving pulley 26 drives synchronous belt 5 to move a certain distance, because synchronous belt 5 is connected with moving mounting plate 3, moving mounting plate 3 can only be done straight line motion at linear rail 21, and moving like this mounting plate 3 has just obtained and the proportional straight line motion of driving pulley 26 revolution.
The utility model adopts a homemade standard sections as the basic carrier bar of whole unit, and section bar girder 2, and other parts connect together as bare bones by this girder, realize Linear Driving function.
Its form of expression is, the driving pulley 26 in drive unit 1 drives moving mounting plate 3 to carry out back and forth movement along the length direction of section bar girder 2 by synchronous belt 5, and the displacement of the angle of swing of driving pulley 26 and moving mounting plate 3 is linear.
Synchronous belt 5 is open type toothed belt, and abundant species can require to select according to concrete function, and length can intercept arbitrarily.
Straight-line guidance function of the present utility model realizes by an integrated ball linear rail, and this ball linear rail is comprised of linear rail 21 and the slide block 22 sliding in the above.This guiding form has the advantage of high integration, high-mechanic and high rigidity, and model is complete, and buying is convenient.
Moving mounting plate 3 is connected with slide block 22 below by socket head screw 13, lock washer 14.The two ends of moving mounting plate 3 manufacture profile of tooth, consistent with the profile of tooth of synchronous belt 5, the two ends that the two ends of synchronous belt 5 are fixed on to moving mounting plate 3 by sunk screw 12 and Timing Belt briquetting 4 are located, synchronous belt 5 forms an annular with moving mounting plate 3 like this, by driving pulley 26, drives synchronous belt 5 motions.The rotation motion of drive unit 1 is just delivered on moving mounting plate 3, to drive other external members like this.
Specific requirement according to carrying, can adopt single slide block 22, also can adopt a plurality of slide blocks 22 to improve the bearing capacity of system.At this moment only have moving mounting plate 3 to match and to redefine with slide block 22 length, other parts do not need change completely, very flexible.
Section bar girder 2 suitable with extruding hollow profile makes, the in the situation that of very light in weight, also can have higher strength and stiffness, and length can according to practical application need intercepting, with low cost.
This section bar is hollow profile, and section bar cross section adopts square or rectangle.The each several part wall thickness of section bar should be uniformly distributed, to obtain best mechanical property and technology capability.
As shown in Figure 6, Figure 7, from section bar cross section, four angles of section bar have four chambers, go up positioning hole 36 and lower positioning hole 37.
These chambers must not be the hollow cavities of surrounding sealing, but for any one chamber, part face wherein must form one for locating and the cylindrical channel being connected.
The periphery of this cylindrical channel must not be complete continuous, at sectional view, in these chambers, the cross section curve of any one formation all comprises several equal circular arcs with one heart, these circular arcs form an incomplete cylindrical channel on section bar, this cylindrical channel just for the location at section bar two ends be connected.Such as positioning with other members and be connected by screw thread or straight pin.
From section bar cross section, the surrounding of section bar has several notches, connects with dovetail groove 34, connects with dovetail groove 35.These notches are for fixing between external member, installation accessories, sensor and section bar.These notches adopt standard design, can adopt standard compliant T-shaped bolt to connect.
Using in the linear drive unit of this section bar, using synchronous belt 5 as driving component.As shown in Figure 6, Figure 7, section bar has restriction the Timing Belt notch moving and the passage of protecting Timing Belt to pass through, i.e. the notch 33 of the operation of the Timing Belt in figure and the cavity 39 of Timing Belt operation.
As shown in Figure 3, there is a larger open type cavity section bar inside, and section bar lumen 40.This cavity, for holding the internals of driver element, is mainly linear rail 21 and installation slide block 22.
The dovetail groove 42 that has linear rail locating slot 41 to be connected with guide rail below section bar lumen 40.Linear rail locating slot 41 is for positioning linear guide rail 21, the interior placement trapezoidal connector 20 of dovetail groove 42 that guide rail connects, by socket head screw 15, linear rail 21 is connected with trapezoidal connector 20, thereby the position of locking linear rail, can smear in joint fastening glue if desired, improve fixed effect.
The moving direction of slide block 22 has just been limited at along the length direction of section bar like this.
The lower surface of linear rail locating slot 41 can be plane, can be also the arc surface of large radius, is convenient to location.
Drive unit 1 is arranged on wherein one end of section bar girder 2, and driven device 17 is arranged on the other end of section bar girder 2.Driven device 17 is installed on the inside of section bar girder 2, and the opening of section bar end is sealed by end plate 6, uses socket head screw 19 fixing.
Be bolted the tapped hole of 2 four jiaos of section bar girders.Connecting bolt used comprises end seat mounting screw 8 and connecting bolt 11.
Connecting bolt 11 one end have notch, are connected, as shown in Figure 5 by Cock screw 10 with drive unit 1.
One side of drive unit 1 end seat 27 above has counterbore, and connecting bolt 11 one end are screwed in the tapped hole of section bar girder 2 end faces, and the other end enters in the counterbore of end seat 27.Cock screw 10 is screwed in end seat 27 from the side, and its conical nose pushes up the notch place of connecting bolt 11.The notch opening tapering of the tapering of the conical nose of Cock screw 10 and connecting bolt 11 is basically identical, and the conehead face of Cock screw 10 chokes the face of a side of the connecting bolt 11 notch conical surfaces, and this face being choked is away from section bar girder 2 directions face over there.The effect obtaining is exactly, and when Cock screw 10 is tightened, pushes the conical surface in above-mentioned connecting bolt 11 outsides, and Cock screw 10 is drawn close to section bar girder 2 directions.
Because Cock screw 10 is arranged on end seat 27, so that Cock screw 10 is twisted is tighter, end seat 27 is tightr with being connected of section bar girder 2, obtains a kind of closely connection reliably.Between the conical surface, also have certain interlocking ability simultaneously, can guarantee that Cock screw 10 can not get loose.
Fig. 3 is the decomposition explosion view of drive unit 1.The end seat 27 basic assembling sets as drive unit 1, its inner rolling bearing 25 of installing, cylindrical with diameter is made with one heart at driving pulley 26 two ends, be fit into the inner ring of rolling bearing 25, at this moment rolling bearing 25 is positioned at the both sides of driving pulley 26, and rolling bearing 25 is arranged on end seat 27 inside, so just realized driving pulley 26 revolute functions, guarantee its rotating accuracy.
In end seat 27 bearings mounted holes, have two notches, the toroidal that circlip for hole 24 is opening, have certain elasticity, use special tool by the notch of circlip for hole 24 restriction end seat 27 inside, and guarantee that circlip for hole 24 is positioned at rolling bearing 25 both sides.So just limited rolling bearing 25 to the moving axially of outside direction, made it can only be inner mobile to end seat 27.And be exactly driving pulley 26 in the middle of two rolling bearings 25, driving pulley 26 has been equivalent to limit these two rolling bearings 25 moving axially to the inside.Driving pulley 26 has just been fixed on end seat 27 inside like this, can only carry out rotation motion.
One side of end seat 27 has opening, for synchronous belt 5, passes through.
Driving pulley 26, for driving synchronous belt 5 actions, converts the rotation motion of input to the linear motion of belt.Claw type is made at its two ends, consistent with flower type elastic coupling flexible coupling standard, can be connected with coupling easily.Also can be made into other Connecting format, as forms such as optical axis shaft extension, band key shaft extension, through hole band keyways.The seam of end seat both sides is for the connection location in input power source, what driving moment was provided can be motor, can also be hydraulic pressure, pneumatic or other the power form such as manually, can also connect the members such as torque limiter, break, clutch, rotating coder, realize the demand in various functions.
Fig. 4 is the sectional view of driven device 17.Rolling bearing 29 is installed in driven device 17 inside, realizes the revolute function of driven pulley 31, guarantees its rotating accuracy.
Between rolling bearing 29 and driven pulley 31, for interference is connected, guarantee that rolling bearing 29 can axially not be moved.Rolling bearing 29 is arranged on from moving mandrel 28 with driven pulley 31, by moving axially of circlip for shaft 30 restriction driven pulleys 31.
From the two ends of moving mandrel 28, be fixed in section bar girder 2 front ends, end plate 6 is fixed on the front end at section bar girder 2 by socket head screw 19, from moving mandrel 28 two ends, have tapped hole, can by adjusting screw 7, adjust the position of driven device 17, be used for controlling the tension force of synchronous belt 5.
In one end of linear rail 21, be the one end near driven device 17 specifically, a positive stop 16 is installed, object is the travel range of restriction slide block 22, avoids slide block 22 and driven device 17 to bump.
Slide block 22 has the hydraulic fluid port of lubricated use above, for giving straight-line guide rail slide block 22 charging-up lubricant oil fat.O type rubber ring 23 is installed between slide block 22 and moving mounting plate 3, and O type rubber ring 23 seals, and avoids lubricating grease to overflow and pollutes other parts.
The change that the utility model only need be done seldom just can meet different actual demands.
Such as, if do not access rotary motive power, this linear drive unit can be as a kind of passive unit of linear guide, only need to change sub-fraction part, remove drive unit 1, driven device 17 and synchronous belt 5, end plate 6 shutoff for the two ends of section bar girder 2, as shown in Figure 8.
Be understandable that, above about specific descriptions of the present utility model, only for being described, the utility model is not limited to the described technological scheme of the utility model embodiment, those of ordinary skill in the art is to be understood that, still can modify or be equal to replacement the utility model, to reach identical technique effect; As long as meet, use needs, all within protection domain of the present utility model.
Claims (10)
1. modularization linear drive unit, comprise drive unit (1), driven device (17) and section bar girder (2), it is characterized in that: drive unit (1) and driven device (17) lay respectively at the two ends of section bar girder (2), the driving pulley (26) of drive unit (1) and the driven pulley (31) of driven device (17) are walked around respectively in the two ends that are positioned at the synchronous belt (5) of section bar girder (2), be fixedly connected with the two ends that are arranged on the moving mounting plate (3) of section bar girder (2) internal upper part, in section bar girder (2) lumen between upper and lower synchronous belt (5), be fixedly installed linear rail (21), on linear rail (21), be provided with slide block (22), slide block (22) is fixedly connected with described moving mounting plate (3).
2. modularization linear drive unit as claimed in claim 1, it is characterized in that: described drive unit (1) comprises end seat (27), be positioned at inner driving pulley (26) both sides of end seat (27) and be disposed with respectively rolling bearing (29) and circlip for hole (24), in end seat (27) side relative with section bar girder (2), be provided with the manhole appendix of upper and lower synchronous belt (5).
3. modularization linear drive unit as claimed in claim 2, it is characterized in that: described drive unit (1) is connected by upper and lower two groups of bolts with section bar girder (2), wherein, one end of the one group of connecting bolt in top (11) is screw thread, the other end has notch, its threaded end is connected with section bar girder (2), the one end that has notch is connected with drive unit (1), in end seat (27) both sides, having notch end with connecting bolt (11) is connected part with drive unit (1) and is provided with accordingly one group of Cock screw (10), the head of Cock screw (10) is taper, the axis of the axis connecting bolt (11) of Cock screw (10) is vertical, and the conical nose of Cock screw (10) is corresponding with the slot-open-section of connecting bolt (11), the one group of connecting bolt in bottom (11) adopts standard round chapiter screw or the connecting bolt (11) identical with one group, top structure.
4. modularization linear drive unit as claimed in claim 2, it is characterized in that: described driven device (1) comprises from moving mandrel (28), from the two ends of moving mandrel (28), be fixed in the end of section bar girder (2), this end is provided with end plate (6), the both sides of the driven pulley (31) from moving mandrel (28) are respectively arranged with rolling bearing (29), between rolling bearing (29) and driven pulley (31), for interference is connected, between two rolling bearings (29) and driven pulley (31), be also provided with circlip for shaft (30).
5. modularization linear drive unit as claimed in claim 4, is characterized in that: describedly from moving mandrel (28) two ends, also have tapped hole, end plate (6) is upper to be provided with and to adjust screw (7) corresponding to this tapped hole.
6. modularization linear drive unit as claimed in claim 4, is characterized in that: described section bar girder (2) is that cross section is the hollow profile of rectangle; Along on the length direction of section bar girder (2), on four angles of section bar girder (2), be provided with cavity, both sides and below at section bar girder (2) are provided with connecting groove, and the Timing Belt operation cavity (39) that is provided with sealing in the bottom of section bar girder (2), in Timing Belt operation cavity (39) top, be also provided with the section bar lumen (40) of upward opening type, in section bar lumen (40), be provided with described linear rail (21) and slide block (22), section bar lumen (40) opening is provided with Timing Belt operation notch (33).
7. modularization linear drive unit as claimed in claim 6, it is characterized in that: the cavity on four angles of described section bar girder (2), and the part face of each cavity should form one for locating and the cylindrical channel being connected, the periphery of described cylindrical channel must not be complete continuous; Along on the cross section of section bar girder (2) width direction, the cross section curve that four cavitys form all comprises some equal circular arcs with one heart, and these circular arcs are at an incomplete cylindrical channel of the upper formation of section bar girder (2).
8. modularization linear drive unit as claimed in claim 6, it is characterized in that: the bottom of described section bar lumen (40) is provided with the dovetail groove (42) for placing trapezoidal connector (20), dovetail groove (42) communicates with the linear rail locating slot (41) of its top, the built-in linear rail of linear rail locating slot (41) (21), on linear rail (21), be provided with slide block (22), slide block (22) top and the moving mounting plate (3) that are positioned at section bar lumen (40) are bolted to connection, profile of tooth is arranged at the two ends of moving mounting plate (3), be meshed with the profile of tooth of synchronous belt (5), by Timing Belt briquetting (4), will move the profile of tooth end of mounting plate (3) and the two ends of synchronous belt (5) fix.
9. modularization linear drive unit as claimed in claim 1, is characterized in that: on described moving mounting plate (3), be also provided with oil hole, communicate with the hydraulic fluid port on slide block (22).
10. modularization linear drive unit as claimed in claim 1, is characterized in that: the end of the linear rail (21) relative with driven device (17) is provided with positive stop (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420408366.8U CN204004251U (en) | 2014-07-23 | 2014-07-23 | Modularization linear drive unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420408366.8U CN204004251U (en) | 2014-07-23 | 2014-07-23 | Modularization linear drive unit |
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| CN204004251U true CN204004251U (en) | 2014-12-10 |
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| CN201420408366.8U Expired - Fee Related CN204004251U (en) | 2014-07-23 | 2014-07-23 | Modularization linear drive unit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578562A (en) * | 2014-12-26 | 2015-04-29 | 张家港斯克斯精密机械科技有限公司 | Large-stroke multi-section linear actuator mechanism |
| CN106481764A (en) * | 2016-11-22 | 2017-03-08 | 宁波舒普机电股份有限公司 | A kind of Linear transmission module |
| CN106628918A (en) * | 2017-02-20 | 2017-05-10 | 上海涵欧制药设备有限公司 | Long-distance heavy-load dragging device |
| CN109664269A (en) * | 2018-12-03 | 2019-04-23 | 深圳威洛博机器人有限公司 | A kind of profile and slide unit mould group |
-
2014
- 2014-07-23 CN CN201420408366.8U patent/CN204004251U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578562A (en) * | 2014-12-26 | 2015-04-29 | 张家港斯克斯精密机械科技有限公司 | Large-stroke multi-section linear actuator mechanism |
| CN104578562B (en) * | 2014-12-26 | 2017-02-01 | 张家港斯克斯精密机械科技有限公司 | Large-stroke multi-section linear actuator mechanism |
| CN106481764A (en) * | 2016-11-22 | 2017-03-08 | 宁波舒普机电股份有限公司 | A kind of Linear transmission module |
| CN106481764B (en) * | 2016-11-22 | 2019-04-05 | 宁波舒普机电股份有限公司 | A kind of straight-line transmitting dynamic model group |
| CN106628918A (en) * | 2017-02-20 | 2017-05-10 | 上海涵欧制药设备有限公司 | Long-distance heavy-load dragging device |
| CN109664269A (en) * | 2018-12-03 | 2019-04-23 | 深圳威洛博机器人有限公司 | A kind of profile and slide unit mould group |
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