More apparent grinding clamps of size cylindrical workpiece
Technical field
The utility model belongs to field of machining and machinebuilding technology, more particularly to a kind of apparent polishing folder of more size cylindrical workpiece
Tool.
Background technology
In industrial production, many cylindric excircle of workpiece surfaces need to polish thick to improve surface smoothness or reduction surface
Rugosity, it is usually to rotate clamping workpiece on lathe spindle at present, sander is completed to beat with certain pressure contact workpiece surface
Mill, but when the workpiece diameter of axle is larger(D>400mm)When, workpiece clamping on lathe is difficult can not to be even fixed on lathe, simultaneously
When workpiece major diameter is bigger, the apparent damage of workpiece is easily caused during grinding workpieces or processing is eccentric, so as to influence work
The machining accuracy of part.
Utility model content
The purpose of this utility model is to provide a kind of simple in construction, apparent polishing of the wider cylindrical work of applicability
Fixture, can effectively solve the problems, such as the apparent polishing of the cylindric workpiece of large scale.
To achieve the above object, the utility model provides a kind of more apparent grinding clamps of size cylindrical workpiece, including cunning
Motivation structure and fixed clamp mechanism on the sliding mechanism, the sliding equipment includes bottom plate, two be fixed on bottom plate put down
Row guide rail and the sliding block coordinated with guide rail, the clamp mechanism include the first connecting plate, the second connecting plate, limit assembly, motor
I, it is used to limit polishing with the motor I driving shafts being connected and the driven shaft be arrangeding in parallel with driving shaft, the limit assembly
The movement of workpiece, first connecting plate and the second connecting plate both ends are respectively and fixedly provided with the sliding block being engaged with the guide rail, described
Driving shaft and driven shaft are separately fixed on first connecting plate and the second connecting plate, and set in vertical direction with the guide rail
Put, the driving shaft and driven shaft can by sliding block along guide rail direction it is close to each other or separation.
Preferably, the sliding equipment also includes motor cabinet, the motor II that is fixed on motor cabinet, is connected with motor II
Active synchronization belt wheel, timing belt, driven synchronous pulley, positive and negative tooth screw mandrel, the forward lead screw nut being fixed on positive and negative tooth screw mandrel
With forward lead screw nut seat, the driven synchronizing wheel is connected by timing belt with the active synchronization belt wheel, the active synchronization
Belt wheel drives driven synchronous pulley to rotate in the presence of motor II, by timing belt, the positive and negative tooth screw mandrel with it is driven synchronous
Wheel connection, positive and negative rotation is realized in the presence of driven synchronizing wheel.
Preferably, first connecting plate and the second connecting plate are threadedly secured on two forward lead screw nut seats respectively,
When positive and negative lead screw rotates, two positive and negative nut seats being fixed in forward lead screw can be close to each other or separated, so as to drive
First connecting plate of connection fixed thereto and the close of the second connecting plate separate.
Preferably, first connecting plate and the second connecting plate can be fixed on guide rail by the sliding block of connection fixed thereto
On, further preferably, the sliding block, guide rail, the first connecting plate and the second connecting plate are detachably threadedly coupled fixation.
Preferably, the sliding equipment also includes inductor, and the perceptual device is connected with motor II, for monitoring and feeding back
The positional information of positive and negative nut seat, when positive and negative nut seat is in extreme position, motor II can actively disconnect.
Preferably, the driving shaft is fixed in fixed plate by bearing and bearing block.
Preferably, the grinding clamp also includes multiple driving wheels, and the driving wheel is fixed on driving shaft, and with actively
Axle rotates.
Preferably, the grinding clamp also includes being fixed on driven pulley free to rotate on driven shaft.
Preferably, the limit assembly is a pair of spacing rollers.
Preferably, the grinding clamp also includes shelter-clad and flexible protective band, the fixed plate, shelter-clad
A sealing structure is formed with flexible protective band, the sliding equipment is placed in the sealing structure, prevents dust from entering.
Preferably, the spacing roller is detachably secured on driven shaft.
Preferably, the spacing roller lower end has installation portion, the installation portion and the movable connection of driven shaft, the rolling
Cylinder can be along driven shaft or so activity.
As described above, the utility model provides a kind of more apparent grinding clamps of size cylindrical workpiece, including sliding equipment
And clamp mechanism, the sliding equipment include bottom plate, two closed slides being fixed on bottom plate and the sliding block coordinated with guide rail,
The clamp mechanism includes the first connecting plate, the second connecting plate, limit assembly, motor I, the driving shaft being connected with motor I
And the driven shaft being be arranged in parallel with driving shaft, first connecting plate and the second connecting plate both ends are respectively and fixedly provided with sliding block, the master
Moving axis and driven shaft are separately fixed on the first connecting plate and the second connecting plate, and by sliding block along guide rail direction it is close to each other or
Separation.The apparent grinding clamp of the utility model cylindrical work can be adjusted according to the size of workpiece to be polished to grinding clamp
It is whole, can effectively meet the needs of different size cylindrical workpiece apparent polishing, while solve large-size workpiece traditional approach and add
The problem of work is difficult or can not process, has a more common practicality, at the same in bruting process workpiece with grinding clamp at the uniform velocity
Rotate, can effectively control the polishing precision of workpiece, improve grinding efficiency.
Brief description of the drawings
A kind of more apparent grinding clamp structural representations of size cylindrical workpiece of Fig. 1 the utility model;
The apparent grinding clamp sliding equipment schematic diagram of cylindrical work shown in Fig. 2 Fig. 1;
The apparent grinding clamp schematic diagram of cylindrical work of Fig. 3 the utility model with safeguard structure.
Embodiment
To describe technology contents of the present utility model, modular construction, the objects and the effects in detail, below in conjunction with accompanying drawing
It is explained in detail.
Fig. 1 to Fig. 3 is referred to, the utility model provides a kind of more apparent grinding clamps of size cylindrical workpiece, including cunning
Motivation structure 100 and fixed clamp mechanism 200 on the sliding mechanism, the sliding equipment 100 include bottom plate 101, are fixed on bottom
Two closed slides 102 on plate and the sliding block 109 coordinated with guide rail, the clamp mechanism 200 include the first connecting plate 201,
Second connecting plate 202, limit assembly 203, motor I 204, with motor I driving shafts 205 being connected and parallel with driving shaft
The driven shaft 206 of setting, the limit assembly 203 are used for the movement for limiting polishing workpiece, first connecting plate 201 and second
The both ends of connecting plate 202 are respectively and fixedly provided with the sliding block 109 being engaged with the guide rail, and the driving shaft 205 and driven shaft 206 are solid respectively
It is scheduled on the connecting plate 202 of the first connecting plate 201 and second, and is set in vertical direction with the guide rail 102, the active
Axle 205 and driven shaft 206 can be by sliding blocks 109 along guide rail direction is close to each other or separation.
Preferably, the sliding equipment 100 also includes motor cabinet 103, the motor II 104 being fixed on motor cabinet and electricity
The active synchronization belt wheels 105 of machine II connections, timing belt 106, driven synchronous pulley 107, positive and negative tooth screw mandrel 108, be fixed on it is positive and negative
Forward lead screw nut 110 and forward lead screw nut seat 111 on tooth screw mandrel, the driven synchronizing wheel 107 by timing belt 106 with
The active synchronization belt wheel 105 is connected, and the active synchronization belt wheel 105 is driven in the presence of motor II by timing belt 106
Driven synchronous pulley 107 is rotated, and the positive and negative tooth screw mandrel 108 is connected with driven synchronizing wheel 107, in the work of driven synchronizing wheel 107
Positive and negative rotation is realized under.
Preferably, the connecting plate 202 of the first connecting plate 201 and second is threadedly secured in two forward lead screw nuts respectively
On seat 111, when positive and negative lead screw rotates, two positive and negative nut seats being fixed in forward lead screw can be close to each other or separated,
So as to drive the first connecting plate of connection fixed thereto and the close of the second connecting plate or separate.
Preferably, first connecting plate and the second connecting plate can be fixed on guide rail by the sliding block of connection fixed thereto
On, further preferably, the sliding block, guide rail, the first connecting plate and the second connecting plate are detachably threadedly coupled fixation.
Preferably, the sliding equipment 100 also includes inductor 112, and the perceptual device is connected with motor II, for monitoring
With the positional information for feeding back positive and negative nut seat, when positive and negative nut seat is in extreme position, motor II can actively disconnect.
Preferably, the driving shaft is fixed in fixed plate by bearing and bearing block.
Preferably, the grinding clamp 200 also includes multiple driving wheels 207, and the driving wheel is fixed on driving shaft 205
On, and rotated with driving shaft.
Preferably, the grinding clamp 200 also includes being fixed on driven pulley 208 free to rotate on driven shaft 206.
Preferably, the limit assembly 203 is a pair of spacing rollers.
Preferably, the grinding clamp also includes shelter-clad 113 and flexible protective band 114, the fixed plate, metal
Protective cover and flexible protective band form a sealing structure, and the sliding equipment is placed in the sealing structure, prevents dust from entering.
Preferably, the spacing roller is detachably secured on driven shaft.
Preferably, the spacing roller lower end has installation portion, the installation portion and the movable connection of driven shaft, the rolling
Cylinder can be along driven shaft or so activity.
In summary, the utility model provides a kind of more apparent grinding clamps of size cylindrical workpiece, including sliding equipment
100 include bottom plate 101, are fixed on bottom plate with fixed clamp mechanism 200 on the sliding mechanism, the sliding equipment 100
Two closed slides 102 and the sliding block 109 coordinated with guide rail, the clamp mechanism 200 connect including the first connecting plate 201, second
Fishplate bar 202, limit assembly 203, motor I 204, with motor I driving shafts 205 being connected and being be arranged in parallel with driving shaft
Driven shaft 206, the limit assembly 203 are used for the movement for limiting polishing workpiece, the connecting plate of the first connecting plate 201 and second
202 both ends are respectively and fixedly provided with the sliding block 109 being engaged with the guide rail, and the driving shaft 205 and driven shaft 206 are separately fixed at institute
State on the first connecting plate 201 and the second connecting plate 202, and set in vertical direction with the guide rail 102, the driving shaft 205
With driven shaft 206 can by sliding block 109 along guide rail direction it is close to each other or separation.The apparent polishing of the utility model cylindrical work
Fixture can be adjusted according to the size of workpiece to be polished to grinding clamp, have wider applicability, while polishing
Workpiece can effectively control the polishing precision of workpiece, improve grinding efficiency with grinding clamp uniform rotation in journey.