Cedrat Technologies, innovation in mechatronicsCedrat Technologies, innovation in mechatronics

Cedrat Technologies, innovation in mechatronics

平行预应力促动器

平行预应力促动器是一个预载的低电压压电陶瓷(MLA)堆栈。预载(或预应力)是从不锈钢制成的外部弹簧框架获得的,它能保护MLA抵抗拉力并为用户提供能简化集成的机械接口。此预应力框架给MLA施加最佳预应力保证其比传统预应力促动器有更长的使用寿命和更好的动态应用性能。

这种新的直接压电促动器是由CEDRAT TECHNOLOGIES为法国航天局CNES设计的。 PPA模型比紧凑的直接压电促动器更轻,而两者具有相同的机电性能。其小巧的体积也使其能更容易地被集成到机械装配中。

 

 

Parallel Pre-stressed Actuator - PPA10M

Description

The PPA10M is the smallest size version of the Parallel Pre-stressed Actuator M series.

Performances

Stroke(µm):8.3; Resonance frequency(Hz):32300; Dimensions(mm): 18*10*9

Available options

Strain Gauges; Non Magnetic; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA20M

Description

The PPA20M is the middle size version of the Parallel Pre-stressed Actuator M series.

Performances

Stroke(µm):19.5; Blocked force(N):1100; Resonance frequency(Hz):20200; Dimensions(mm): 28*10*9

Available options

Strain Gauges; Non Magnetic; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA40M

Description

The PPA40M is the biggest size version of the Parallel Pre-stressed Actuator M series.

Performances

Stroke(µm):38; Resonance frequency(Hz):11300; Dimensions(mm): 48*10*9

Available options

Strain Gauges; Non Magnetic; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA40L

Description

The PPA40L is the smallest size version of the Parallel Pre-stressed Actuator L series.

Performances

Stroke(µm):44

Blocked force(N):4700

Resonance frequency(Hz):8300

Dimensions(mm): 57*23,5*18

Available options

Strain Gauges; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA60L

Description

The PPA60L is the middle size version of the Parallel Pre-stressed Actuator L series.

Performances

Stroke(µm):67

Blocked force(N):4700

Resonance frequency(Hz):6000

Dimensions(mm):77*23,5*18

Available options

Strain Gauges; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA80L

Description

The PPA80L is the biggest size version of the Parallel Pre-stressed Actuator L series.

Performances

Stroke(µm):85 Blocked force(N):4700 Resonance frequency(Hz):4700

Dimensions(mm):97*23,5*18

Available options

Strain Gauges; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA120L

Description

The PPA120L is the biggest size version of the Parallel Pre-stressed Actuator L series.

Performances

Stroke(µm):130; Blocked force(N):4700; Resonance frequency(Hz):3300; Dimensions(mm): 137*23,5*18

Available options

Strain Gauges; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA40XL

Description

The PPA40XL is the smallest size version of the Parallel Pre-stressed Actuator XL series.

Performances

Stroke(µm):43; Blocked force(N):9300; Resonance frequency(Hz):8000; Dimensions(mm):60*30*30

Available options

Strain Gauges; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA80XL

Description

The PPA80XL is the middle size version of the Parallel Pre-stressed Actuator XL series.

Performances

Stroke(µm):90; Blocked force(N):9300; Resonance frequency(Hz):4600; Dimensions(mm): 100*30*30

Available options

Strain Gauges; Vacuum; Specific Interface

Status

Parallel Pre-stressed Actuator - PPA120XL

Description

The PPA120XL is the biggest size version of the Parallel Pre-stressed Actuator XL series.

Performances

Stroke(µm):130; Blocked force(N):9300; Resonance frequency(Hz):3300; Dimensions(mm): 140*30*30

Available options

Strain Gauges; Vacuum; Specific Interface

Status