CN214814525U - Servo electric cylinder with pneumatic piston - Google Patents
Servo electric cylinder with pneumatic piston Download PDFInfo
- Publication number
- CN214814525U CN214814525U CN202121122718.XU CN202121122718U CN214814525U CN 214814525 U CN214814525 U CN 214814525U CN 202121122718 U CN202121122718 U CN 202121122718U CN 214814525 U CN214814525 U CN 214814525U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- transition
- cylinder
- main piston
- servo electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Actuator (AREA)
Abstract
The utility model discloses a take pneumatic piston's servo electric jar, including servo motor and cylinder body, the inside of cylinder body is provided with ball screw and the main piston rod by ball screw drive reciprocating motion, the ball screw drive is connected in servo motor, ball screw includes lead screw main part and screw-nut, the one end of main piston rod is fixed in through the nut seat screw-nut, the one end processing that the main piston rod is close to the nut seat has the chamber of stepping down, the corresponding tip of lead screw main part slides and sets up in the intracavity of stepping down, the one end that the main piston rod deviates from the nut seat is connected with the riveting rod, the one end that the cylinder body deviates from servo motor is connected with the transition jar, be equipped with the pressure material piston rod that slides the setting in the pressure material piston rod in the transition jar, the tip of main piston rod slide set up in. The utility model discloses stable in structure can improve riveted stability and precision with riveting part complete fixation before the riveting.
Description
Technical Field
The utility model relates to the field of automation machinery, in particular to take pneumatic piston's servo electric cylinder.
Background
Riveting is a very common workpiece connection mode, in life, riveting technologies are needed in many aspects, and the appearance of the riveting machine not only facilitates the product combination of people, but also greatly improves the working efficiency of the industry. The riveting machine on the market is of a lot of varieties, mostly drives the riveting head to reciprocate through hydraulic pressure or air pressure, riveting action is carried out, in the riveting production of the riveting machine of hydraulic pressure or air pressure, the output shaft speed and the stroke can not change when in operation, the production efficiency is reduced, in order to improve the riveting efficiency and the precision, the servo electric cylinder is gradually introduced into the riveting industry, but the traditional servo electric cylinder is used as a power source, the long stroke movement of the piercing rivet lacks effective guide, and the part lacks the compaction. Improvements are needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take pneumatic piston's servo electric jar to overcome not enough among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme:
the embodiment of the utility model discloses take pneumatic piston's servo electric jar, including servo motor and cylinder body, the inside of cylinder body is provided with ball screw and the main piston rod by ball screw drive reciprocating motion, the ball screw drive is connected in servo motor, ball screw includes lead screw main part and screw-nut, the one end of main piston rod is fixed in through the nut seat screw-nut, the one end processing that the main piston rod is close to the nut seat has the chamber of stepping down, the corresponding tip of lead screw main part slides and sets up in the intracavity of stepping down, the one end that the main piston rod deviates from the nut seat is connected with the riveting rod, the one end that the cylinder body deviates from servo motor is connected with the transition jar, be equipped with the pressure material piston rod that slides the setting in the pressure material piston rod in the transition jar, the tip of main piston rod slide set up in.
Preferably, in the servo electric cylinder with the pneumatic piston, the main piston rod and the cylinder body, the swaging piston rod and the transition cylinder, and the main piston rod and the swaging piston rod slide in a sealing manner, and a constant-pressure cavity is formed between the main piston rod and the swaging piston rod.
Preferably, in the servo electric cylinder with the pneumatic piston, the outer wall of one end of the transition cylinder, which is close to the cylinder body, is connected with a pressure reducing valve with a backflow exhausting function, and the pressure reducing valve is communicated with the constant pressure cavity.
Preferably, in the above-mentioned servo electric cylinder with a pneumatic piston, the material pressing piston rod is of a hollow structure, a guide groove is formed in a side wall of the material pressing piston rod, and the main piston rod is provided with a stop pin arranged corresponding to the guide groove.
Preferably, in the above-mentioned servo electric cylinder with a pneumatic piston, an anti-rotation ring is embedded in an inner wall of one end of the transition cylinder close to the cylinder body.
Preferably, in the above-mentioned servo electric cylinder with a pneumatic piston, one end of the main piston rod away from the nut seat is connected with a transition seat, and the rivet rod is fixed to the transition seat through a pressing seat.
Preferably, in foretell servo electric cylinder of taking pneumatic piston, the transition seat is the step shaft structure, including fast spiale and connecting axle, the terminal surface of main piston rod is equipped with the blind hole that is used for the plug to connect the axle soon, the side processing of main piston rod has the pinhole that communicates in the blind hole, be equipped with the locating pin that is used for fixed fast spiale in the pinhole.
Preferably, in the above-mentioned servo electric cylinder with a pneumatic piston, the sidewall of the material-pressing piston rod is provided with a relief hole coaxial with the pin hole.
Preferably, in the servo electric cylinder with the pneumatic piston, a stepped through hole is machined in the center of the pressing seat and is connected to the transition seat through a threaded connection.
Compared with the prior art, the utility model has the advantages of: the servo electric cylinder with the pneumatic piston is stable in structure, the pneumatic pressing piston rod is additionally arranged at the front end of the servo electric cylinder, in the riveting process, the pressing piston rod performs pre-pressing on a riveting part, the deformation of the periphery of riveting is reduced, a stable guide pipeline is formed at the same time, and the stability and the precision of riveting are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a servo electric cylinder with a pneumatic piston according to an embodiment of the present invention.
Fig. 2 is a schematic view illustrating the installation of the material pressing piston rod according to the embodiment of the present invention.
Fig. 3 is a schematic view illustrating an installation of a shift pin according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, a servo electric cylinder with a pneumatic piston, including servo motor 1 and cylinder body 2, the inside of cylinder body 2 is provided with ball screw and main piston rod 3 driven by ball screw for reciprocating motion, ball screw drive connection is in servo motor 1, ball screw includes lead screw main part 4 and screw-nut 5, the one end of main piston rod 3 is fixed in screw-nut 5 through nut seat 6, main piston rod 3 is close to the one end processing of nut seat 6 and has the chamber of stepping down, the corresponding tip of lead screw main part 4 slides and sets up in the chamber of stepping down, the one end that main piston rod 3 deviates from nut seat 6 is connected with riveting rod 7, the one end that cylinder body 2 deviates from servo motor 1 is connected with transition jar 8, be equipped with the material pressing piston rod 9 that slides and set up in material pressing piston rod 9 in transition jar 8, the tip of main piston rod 3 slides and sets up in material pressing piston rod 9.
In the technical scheme, a servo motor, the structures and the connection structures of a cylinder body and a ball screw can all adopt the prior art, the details are not repeated one by one here, a nut seat sleeve is arranged on a screw nut, the nut seat is circumferentially fixed in a key connection mode, the end part of a main piston rod is fixed on the nut seat through threaded connection, the screw nut can drive the main piston rod to move back and forth, a transition cylinder is additionally arranged at the front end of the cylinder body, a material pressing piston rod which is arranged in a sliding mode is arranged in the transition cylinder, the end part of the main piston rod is arranged in the material pressing piston rod in a sliding mode, the end part of the material pressing piston rod is connected with an external rivet nozzle, the automatic feeding of rivets is facilitated, in the riveting process, the material pressing piston rod carries out pre-pressing on riveting parts, the deformation of the riveting periphery is reduced, a stable guide pipeline is formed simultaneously, and the stability and the precision of the riveting are improved.
Further, a constant pressure cavity 10 is formed between the main piston rod 3 and the cylinder body 2, between the swaging piston rod 9 and the transition cylinder 8, and between the main piston rod 3 and the swaging piston rod 9 in a sealing sliding manner.
In the technical scheme, the main piston rod and the cylinder body, the material pressing piston rod and the transition cylinder, and the main piston rod and the material pressing piston rod are sealed in a conventional sliding sealing mode, a constant-pressure cavity is formed between the main piston rod and the material pressing piston rod, in the riveting process, the main piston rod drives the material pressing piston rod to move through the pressure of the constant-pressure cavity, the constant-pressure cavity is equivalent to an air spring, riveting parts are pressed in advance, and the deformation of the riveting periphery is reduced.
Furthermore, a pressure reducing valve (not shown) with a back-flow exhaust function is connected to the outer wall of one end of the transition cylinder 8 close to the cylinder body 2, and the pressure reducing valve is communicated with the constant pressure cavity.
In the technical scheme, the pressure reducing valve is connected with external compressed air and is controlled by a control system of the riveting machine together with the servo motor to provide constant pressure for the constant pressure cavity, the constant pressure cavity is equivalent to an air spring, riveting parts are pressed in advance, and the deformation of the riveting periphery is reduced.
Further, the swaging piston rod 9 is a hollow structure, a guide groove 91 is formed in a side wall of the swaging piston rod, and the main piston rod 3 is provided with a shift pin 31 which corresponds to the guide groove.
In the technical scheme, servo motor passes through ball screw and drives the main piston rod removal, because the existence in constant pressure chamber, press the material piston rod to slide together, press the material piston rod to take rivet mouth to compress tightly riveting part, press the material piston rod no longer to remove, keep constant pressure to compress tightly riveting part, rivet mouth and pressing form a stable pipeline in the middle of the material piston rod, the main piston rod continues to move, the riveting is accomplished in the riveting that the riveting pole promotes the rivet, the main piston rod begins to reset, when keeping off the top that the position round pin contacted the guide way, it resets to drive the material piston rod to press, in this process, the accurate relief pressure valve of taking the exhaust function of backward flow makes the constant pressure chamber keep constant pressure.
Further, an anti-rotation ring 81 is embedded in the inner wall of one end of the transition cylinder 8 close to the cylinder body 2.
According to the technical scheme, the inner wall of the anti-rotation ring is convexly provided with the limiting boss, the side face of the main piston rod is provided with the plane corresponding to the limiting boss in a processing mode, the main piston rod is prevented from rotating, the moving precision of the main piston rod is improved, and therefore the riveting precision is improved.
Further, one end of the main piston rod 3, which is away from the nut seat 6, is connected with a transition seat 20, and the rivet rod 7 is fixed on the transition seat through a pressing seat 30.
Further, transition seat 20 is the step shaft structure, including fast spiale and connecting axle, and the terminal surface of main piston rod 3 is equipped with the blind hole that is used for the fast spiale of plug, and the side processing of main piston rod 3 has the pinhole that communicates in the blind hole, is equipped with the locating pin that is used for fixed fast spiale in the pinhole.
Further, the side wall of the material pressing piston rod 9 is provided with a yielding hole coaxial with the pin hole.
Further, a stepped through hole is machined in the center of the pressing seat and connected to the transition seat 20 through a threaded connection.
Among the above-mentioned four technical scheme, rivet pole, compress tightly the seat and can regard as whole to install in the front end of main piston rod with transition seat, the dismouting of the rivet pole of being convenient for.
In summary, the servo electric cylinder with the pneumatic piston is stable in structure, the pneumatic pressing piston rod is added at the front end of the servo electric cylinder, in the riveting process, the pressing piston rod performs pre-pressing on the riveting part, deformation of the riveting periphery is reduced, a stable guide pipeline is formed, and stability and precision of riveting are improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a detailed description of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a take pneumatic piston's servo electric cylinder, includes servo motor and cylinder body, the inside of cylinder body is provided with ball screw and the main piston rod by ball screw drive reciprocating motion, the ball screw drive is connected in servo motor, ball screw includes lead screw main part and screw-nut, the one end of main piston rod is fixed in through the nut seat screw-nut, the one end processing that the main piston rod is close to the nut seat has the chamber of stepping down, the corresponding tip of lead screw main part slides and sets up in the intracavity of stepping down, a serial communication port, the one end that the main piston rod deviates from the nut seat is connected with the riveting rod, the one end that the cylinder body deviates from servo motor is connected with the transition jar, be equipped with the material piston rod that presses that slides the setting in the material piston rod in the transition jar, the tip of main piston rod slide set up in press the material piston rod.
2. Servo electric cylinder with pneumatic piston according to claim 1, characterized in that: the piston rod is connected with the cylinder body, the pressing piston rod is connected with the transition cylinder, the main piston rod and the pressing piston rod are connected with the transition cylinder in a sealing mode, and the main piston rod and the pressing piston rod are connected with the transition cylinder in a sealing mode.
3. Servo electric cylinder with pneumatic piston according to claim 2, characterized in that: the outer wall of one end of the transition cylinder, which is close to the cylinder body, is connected with a pressure reducing valve with a backflow exhausting function, and the pressure reducing valve is communicated with the constant pressure cavity.
4. Servo electric cylinder with pneumatic piston according to claim 1, characterized in that: the material pressing piston rod is of a hollow structure, a guide groove is formed in the side wall of the material pressing piston rod, and a gear pin which corresponds to the guide groove is arranged on the main piston rod.
5. Servo electric cylinder with pneumatic piston according to claim 1, characterized in that: an anti-rotation ring is embedded in the inner wall of one end, close to the cylinder body, of the transition cylinder.
6. Servo electric cylinder with pneumatic piston according to claim 1, characterized in that: one end of the main piston rod, which is far away from the nut seat, is connected with a transition seat, and the riveting rod is fixed on the transition seat through a pressing seat.
7. Servo electric cylinder with pneumatic piston according to claim 6, characterized in that: the transition seat is of a stepped shaft structure and comprises a quick connecting shaft and a connecting shaft, a blind hole used for inserting and pulling the quick connecting shaft is formed in the end face of the main piston rod, a pin hole communicated with the blind hole is machined in the side face of the main piston rod, and a positioning pin used for fixing the quick connecting shaft is arranged in the pin hole.
8. Servo electric cylinder with pneumatic piston according to claim 7, characterized in that: the side wall of the material pressing piston rod is provided with a yielding hole coaxial with the pin hole.
9. Servo electric cylinder with pneumatic piston according to claim 7, characterized in that: the center of the pressing seat is provided with a step through hole and is connected with the transition seat through threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121122718.XU CN214814525U (en) | 2021-05-24 | 2021-05-24 | Servo electric cylinder with pneumatic piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121122718.XU CN214814525U (en) | 2021-05-24 | 2021-05-24 | Servo electric cylinder with pneumatic piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214814525U true CN214814525U (en) | 2021-11-23 |
Family
ID=78776411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121122718.XU Active CN214814525U (en) | 2021-05-24 | 2021-05-24 | Servo electric cylinder with pneumatic piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214814525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134565A (en) * | 2021-05-24 | 2021-07-20 | 苏州施米特机械有限公司 | Servo electric cylinder with pneumatic piston |
| CN115263850A (en) * | 2022-06-24 | 2022-11-01 | 苏州施米特机械有限公司 | Multi-stage electrohydraulic servo cylinder |
-
2021
- 2021-05-24 CN CN202121122718.XU patent/CN214814525U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134565A (en) * | 2021-05-24 | 2021-07-20 | 苏州施米特机械有限公司 | Servo electric cylinder with pneumatic piston |
| CN115263850A (en) * | 2022-06-24 | 2022-11-01 | 苏州施米特机械有限公司 | Multi-stage electrohydraulic servo cylinder |
| CN115263850B (en) * | 2022-06-24 | 2024-05-17 | 苏州施米特机械有限公司 | Multistage electrohydraulic servo cylinder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214814525U (en) | Servo electric cylinder with pneumatic piston | |
| CN206703222U (en) | A kind of comb contact pin mould easy to use | |
| CN113134565A (en) | Servo electric cylinder with pneumatic piston | |
| CN211027669U (en) | Anti-sticking device for punch | |
| CN209174687U (en) | A kind of sliding punch structure for mold | |
| CN219093395U (en) | Automatic squeeze riveter of fixed swivel nut production usefulness | |
| CN216657797U (en) | Connecting tool of small rocker mechanism for converting rotary motion into linear motion | |
| CN207652261U (en) | Rotor assembly tool | |
| CN107900972A (en) | A kind of bearing positioning device | |
| CN111520313A (en) | Novel eccentric structure of diaphragm pump | |
| CN214926199U (en) | Washing machine injection molding stamping die | |
| CN114714665B (en) | Dough box packaging machine | |
| CN217142208U (en) | Waste-free one-way forming device for warm forging gear | |
| CN218136189U (en) | Pneumatic riveting frock of precision type | |
| CN217071412U (en) | Integrated press-fitting mechanism for bearing press-fitting and end face crushing | |
| CN219805669U (en) | Four-piece assembling machine for iron rods of air pump | |
| CN220497654U (en) | Quick die-taking device for air conditioner compressor cylinder | |
| CN215032914U (en) | Punching, flanging and flattening die | |
| CN208662313U (en) | A kind of accurate metal stamping die | |
| CN204194592U (en) | The oval end machining mould of steel pipe | |
| CN220407778U (en) | Clamp spring press-fitting device | |
| CN219522455U (en) | Domestic ceramic green brick machine | |
| CN215033023U (en) | Double-station type punching and riveting device for aluminum profile machining | |
| CN217413281U (en) | Piston pin hole decompression cavity equipment | |
| CN216860655U (en) | Safety plug device of press machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |