CN218603306U - Novel servo electric cylinder - Google Patents

Abstract

The utility model discloses a novel servo electric jar, including actuating mechanism, actuating mechanism's right side fixedly connected with drive mechanism, the left bottom of drive mechanism is provided with electric jar mechanism, and actuating mechanism includes servo motor, speed reducer mounting panel and square connecting plate. The utility model discloses a novel servo electric cylinder is taken and is replaced hydro-cylinder not only can realize not exceeding the requirement of the different power of impressing of different products when the power of impressing is less than or equal to 100KN at the biggest, can also realize the required precision of the different displacements of impressing of different products (minimum 0.005 mm), and the basic scheme is: the speed reducer and the synchronous belt are driven by the servo motor to drive the screw nut on the ball screw to push the press-fitting guide shaft to move linearly, and then the pressure sensor arranged on the bearing seat connected to one end of the ball screw reads data in real time to control the rotation feed of the servo motor, so that the control of different press-in forces and press-in displacement of the press-fitting guide shaft is realized.

Description

Novel servo electric cylinder

Technical Field

The utility model relates to a servo electric jar technical field specifically is a novel servo electric jar.

Background

Along with the continuous development of the technology, the update of products is faster and faster, the compatibility requirement on equipment is higher and higher, when different products need different press-in force compatible production on the same equipment, the press-in force of an oil cylinder can only realize different press-in forces by adjusting the pressure of an overflow valve, and the press-in displacement precision of the oil cylinder is very poor, the press-in force is basically adjusted to the maximum range of the press-in force of the products allowed to be directly pressed to the end, the press-in force and the press-in displacement in the whole press-fitting process can not be accurately monitored, along with the higher and higher demand of product quality, the modern production not only requires the real-time monitoring of the pressure and the press-in displacement in the press-fitting process, but also requires the automatic storage of press-fitting data to realize the tracing of the products, so as to ensure the quality, and also provides data support for optimizing the press-fitting process, and the defects of the existing equipment are as follows: the press-fitting equipment using the oil cylinder has the advantages of simple structure, low cost, incapability of completely ensuring press-fitting quality, no real-time monitoring of pressure and press-in displacement in the press-fitting process, incapability of carrying out quality tracing, high cost due to the use of equipment purchasing an imported servo electric cylinder, incapability of keeping up after-sale service and technical protection of some source codes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel servo electric cylinder, the accurate real time monitoring of the power of impressing and the displacement of possessing the pressure equipment process, automatic storage pressure equipment data realizes the advantage of traceing back of product, the pressure equipment of using the hydro-cylinder has been solved, moreover, the steam generator is simple in structure, and is low in cost, the pressure equipment quality can't be guaranteed completely, and the real time monitoring of pressure equipment process pressure and the displacement of impressing does not have, also can't carry out the quality and traces back, and use the equipment of purchasing the servo electric cylinder of import, the cost is very high, after-sale service can not follow up, some source codes have technical protection's problem in addition.

In order to achieve the above object, the utility model provides a following technical scheme: a novel servo electric cylinder comprises a driving mechanism, wherein the right side of the driving mechanism is fixedly connected with a transmission mechanism, the left bottom of the transmission mechanism is provided with an electric cylinder mechanism, the driving mechanism comprises a servo motor, a speed reducer mounting plate and a square connecting plate, the transmission mechanism comprises a protective cover, a main synchronous belt wheel, a driving end expansion sleeve, a synchronous belt, a driven synchronous belt wheel, a driven end expansion sleeve, a locking nut, a locking spacer and a needle bearing, the electric cylinder mechanism comprises a pressure head, a pressure head transition sleeve, a dustproof ring, an anti-rotation flange, an O-shaped ring, a press-fitting guide shaft, a tin bronze guide sleeve, an anti-collision pressure pad, a cylinder body, a transition flange, a nut mounting seat, a front spacer, a pressure sensor front mounting sleeve, a pressure sensor rear mounting sleeve, a pressure sensor, a sensor cable mounting block, a thrust cylindrical roller bearing, a cylinder body rear end connecting square, an oil injection port plug, a nut, a lead screw and a straight-through type press-injection oil cup, the left side of the transmission mechanism is provided with an adjusting bolt, a nut and an adjusting fixed block, the bottom of the electric cylinder mechanism is provided with a pressure sensor cable connector, the front end and the rear end of the surface of the transmission mechanism are fixedly connected with a lifting ring, the tin bronze guide sleeve is arranged in an inner hole of the cylinder body in an interference fit manner, the anti-rotating flange is fixedly connected with the front end of the cylinder body and tightly presses the end surface of the tin bronze guide sleeve, the rear end connecting block of the cylinder body is fixedly connected with the rear end of the cylinder body, the block connecting plate is fixedly connected with the rear end connecting block of the cylinder body, the speed reducer mounting plate, the protective cover and the adjusting fixed block are fixedly connected with the block connecting plate, the speed reducer is fixedly connected with the speed reducer mounting plate, the servo motor is fixedly connected with the speed reducer, the main synchronous belt pulley is arranged on an output shaft of the speed reducer in an interference fit manner through a driving end expansion sleeve, the screw nuts are connected into a whole through a roller path on the screw rod.

Preferably, the driven end expansion sleeve is fixedly connected to the screw rod through a locking nut, and the pressure sensor is integrally installed through a front mounting sleeve of the pressure sensor and a rear mounting sleeve of the pressure sensor through screws.

Preferably, the rear mounting sleeve of the pressure sensor is fixedly connected to the square connecting plate, outer rings of the needle roller bearing and the thrust cylindrical roller bearing are respectively and fixedly connected to inner holes of the front mounting sleeve of the pressure sensor and the rear mounting sleeve of the pressure sensor in an interference manner, the inner holes are arranged on the lead screw in an interference manner, and the front spacer sleeve and the locking spacer are screwed by the locking nut into a whole.

Preferably, the pressure head is fixedly connected to the pressure head transition sleeve, and the pressure head transition sleeve is fixedly connected to the front end of the press-fitting guide shaft.

Preferably, the transition flange is fixedly connected to the rear end of the press-fitting guide shaft, the nut mounting seat is fixedly connected to the transition flange, and the nut is fixedly connected to the nut mounting seat.

Preferably, the sensor cable mounting block is fixedly connected to the surface of the cylinder body rear end connecting square block, and the sensor cable mounting block and the cylinder body rear end connecting square block are of an integral structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a develop a novel servo electric cylinder and take for the hydro-cylinder, not only can realize not exceeding the requirement of the different power of impressing of different products when the power of impressing (the power of impressing is less than or equal to 100 KN), can also realize the required precision of the minimum 0.005mm of different product displacements of impressing, the fundamental scheme is: drive speed reducer and hold-in range through servo motor 15, the screw on the drive ball promotes pressure equipment guide shaft linear motion, the rethread is installed and is read data control servo motor's rotation on the bearing frame of connection ball one end in real time and feed, thereby realize the different power of impressing of pressure equipment guide shaft and the control of the displacement of impressing, this servo electric cylinder possesses simple structure, good compatibility, the advantage of high flexibility, the accurate real time monitoring of the power of impressing and the displacement of impressing of pressure equipment process, automatic storage pressure equipment data realizes tracing back of product, the quality can be guaranteed.

2. The utility model is provided with a pressure sensor, which is mainly based on piezoelectric effect, utilizes an electric element and other machines to convert the pressure to be measured into electric quantity, and then carries out the measurement precision instrument of the related measurement work, the signal intensity depends on the applied pressure, by arranging a synchronous belt, a steel wire rope or a glass fiber is taken as a strong layer, an annular belt of polyurethane or chloroprene rubber is covered outside, the inner circumference of the belt is made into a tooth shape, so that the belt is meshed with a toothed belt wheel, during the transmission of the synchronous belt, the transmission ratio is accurate, the acting force of the counter shaft is small, the structure is compact, the oil resistance, the wear resistance and the ageing resistance are good, through arranging a ball screw, the ball screw converts the rotary motion into the linear motion, or converts the linear motion into the ideal product of the rotary motion, its main function is to convert rotary motion into linear motion, or convert the moment of torsion into the axial and repeated effort, have high accuracy concurrently simultaneously, reversibility and efficient characteristics, owing to have very little frictional resistance, ball is by wide application in various industrial equipment and precision instrument, the effect of dust ring is dustproof, the effect of O type circle is that lubricating oil directly lubricates the excircle of pressure equipment guide shaft through the aperture on through pressure notes oil cup and the tin bronze guide pin bushing, the effect that the crashproof pressure pad was installed on the tin bronze guide pin bushing is with the terminal surface of crashproof damage tin bronze guide pin bushing, the effect of oiling mouth plug is that unscrew can be for through pressure notes oil cup filling lubricating oil, adjusting bolt, nut and the effect of adjusting the fixed block are the elasticity of regulation hold-in range.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention;

FIG. 3 is a schematic bottom view of the structure of the present invention;

FIG. 4 is a left side view of the structure of the present invention;

FIG. 5 is a schematic sectional view of the structure of the cylinder body of the present invention;

fig. 6 is a schematic front view of the cylinder structure of the present invention.

In the figure: 1. a pressure head; 2. a pressure head transition sleeve; 3. a dust ring; 4. an anti-rotation flange; 5. an O-shaped ring; 6. pressing the guide shaft; 7. a tin bronze guide sleeve; 8. a crash pad; 9. a cylinder body; 10. a transition flange; 11. a nut mounting seat; 12. a front spacer sleeve; 13. a sleeve is arranged in front of the pressure sensor; 14. a sleeve is arranged behind the pressure sensor; 15. a servo motor; 16. a speed reducer; 17. a speed reducer mounting plate; 18. a square connecting plate; 19. a protective cover; 20. a primary timing pulley; 21. expanding the driving end; 22. a synchronous belt; 23. a secondary timing pulley; 24. a driven end expansion sleeve; 25. locking the nut; 26. locking the spacer; 27. locking the spacer; 28. a pressure sensor; 29. a sensor cable mounting block; 30. a thrust cylindrical roller bearing; 31. the rear end of the cylinder body is connected with a square block; 32. oil filling port plug; 33. a screw nut; 34. a lead screw; 35. a straight-through type pressure injection oil cup; 36. adjusting the bolt; 37. a nut; 38. adjusting the fixed block; 39. a pressure sensor cable connector; 40. a lifting ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1-6, a novel servo electric cylinder comprises a driving mechanism, a transmission mechanism is fixedly connected to the right side of the driving mechanism, an electric cylinder mechanism is arranged at the bottom of the left side of the transmission mechanism, the driving mechanism comprises a servo motor 15, a speed reducer 16, a speed reducer mounting plate 17 and a square connecting plate 18, the transmission mechanism comprises a protective cover 19, a main synchronous pulley 20, a driving end expansion sleeve 21, a synchronous belt 22, a secondary synchronous pulley 23, a driven end expansion sleeve 24, a locking nut 25, a locking spacer 26 and a needle bearing 27, the driven end expansion sleeve 24 is fixedly connected to a lead screw 34 through the locking nut 25, a pressure sensor 28 is integrally installed with a pressure sensor rear mounting sleeve 14 through a pressure sensor front mounting sleeve 13 by screws, the electric cylinder mechanism comprises a pressure head 1, a pressure head transition sleeve 2, a dust ring 3, an anti-rotation flange 4, an O-shaped ring 5, a press-fitting guide shaft 6, a tin bronze guide sleeve 7, an anti-collision pressure pad 8, a cylinder body 9, a transition flange 10, a nut mounting seat 11, a front spacer 12, a pressure sensor front mounting sleeve 13, a pressure sensor rear mounting sleeve 14, a pressure sensor 28, a sensor cable mounting block 29, a thrust cylindrical roller bearing 30, a cylinder body rear end connecting block 31, an oil injection port plug 32, a nut 33, a lead screw 34 and a straight-through type pressure injection oil cup 35, wherein the pressure sensor rear mounting sleeve 14 is fixedly connected on a block connecting plate 18, outer rings of a needle roller bearing 27 and the thrust cylindrical roller bearing 30 are respectively and fixedly connected on inner holes of the pressure sensor front mounting sleeve 13 and the pressure sensor rear mounting sleeve 14 in an interference manner, the inner holes are arranged on the lead screw 34 in an interference manner and are simultaneously screwed with the front spacer 12 and a locking spacer 26 into a whole by a locking nut 25, the pressure head 1 is fixedly connected on the pressure head transition sleeve 2, the pressure head transition sleeve 2 is fixedly connected on the press-fitting guide shaft 6, the transition flange 10 is fixedly connected to the rear end of the press-fitting guide shaft 6, the screw mounting seat 11 is fixedly connected to the transition flange 10, the screw 33 is fixedly connected to the screw mounting seat 11, the sensor cable mounting block 29 is fixedly connected to the surface of the cylinder rear-end connecting block 31, the sensor cable mounting block 29 and the cylinder rear-end connecting block 31 are of an integral structure, the left side of the transmission mechanism is provided with an adjusting bolt 36, a nut 37 and an adjusting fixing block 38, the bottom of the electric cylinder mechanism is provided with a pressure sensor cable connector 39, the front end and the rear end of the surface of the transmission mechanism are both fixedly connected with a hanging ring 40, the tin bronze guide sleeve 7 is arranged in an inner hole of the cylinder 9 in an interference manner, the anti-rotation flange 4 is fixedly connected to the front end of the cylinder 9 and compresses the end face of the tin bronze guide sleeve 7, the cylinder rear-end connecting block 31 is fixedly connected to the rear end of the cylinder 9, the block connecting plate 18 is fixedly connected to the cylinder rear-end connecting block 31, the speed reducer mounting plate 17, the protective cover 19 and the adjusting fixing block 38 are fixedly connected on the square connecting plate 18, the speed reducer 16 is fixedly connected on the speed reducer mounting plate 17, the servo motor 15 is fixedly connected on the speed reducer 16, the main synchronous belt pulley 20 is arranged on the output shaft of the speed reducer 16 through the expansion sleeve 21 of the driving end in an interference fit manner, the screw nut 33 is screwed into a whole through the roller path on the lead screw 34, the pressure sensor 28 is arranged, the pressure to be measured is converted into electric quantity by utilizing electric elements and other machines mainly based on the piezoelectric effect, and then the signal intensity depends on the applied pressure, the circular belt of polyurethane or chloroprene rubber is externally coated by using a steel wire rope or glass fiber as a strong layer through arranging the synchronous belt 22, the inner periphery of the belt is made into the shape of the tooth, so that the belt is meshed with the toothed belt pulley, during the transmission of the synchronous belt, the transmission ratio is accurate, the counter shaft effort is little, compact structure, it is resistant to oil, the wearability is good, aging resistance is good, through setting up ball 34, ball 34 is the product that turns into rotary motion linear motion with rotary motion, or turn into rotary motion's ideal with linear motion, its main function is to convert rotary motion into linear motion, or convert the moment of torsion into axial repetitive force, have high accuracy concurrently simultaneously, reversibility and efficient characteristics, because of having very little frictional resistance, ball 34 is widely used in various industrial equipment and precision instrument, the effect of dust ring 3 is dustproof, the effect of O type circle 5 is that lubricating oil directly lubricates the excircle of pressure equipment guide shaft 6 through the aperture on through pressure notes oil cup 35 and the tin bronze guide pin bushing 7, the effect that crashproof pressure pad 8 is installed on tin bronze guide pin bushing 7 is with the terminal surface that crashproof damages tin bronze guide pin bushing 7, the effect of oil filler point plug 32 is that unscrewing can be for through the through pressure notes oil cup 35 and annotate lubricating oil, adjusting bolt 36, the effect of nut 37 and adjusting the effect of fixing block 38 are the elasticity of adjusting hold-in time of hold-in, through developing a novel servo electrical cylinder, not only can realize the biggest difference of not more than the minimum displacement of 100.005 difference of the pressure of pushing in can not more than the different products, the difference of the KN pressure can not more than the different basic KN pressure of the different. Drive speed reducer 16 and hold-in range 22 through servo motor 15, screw 33 on the drive ball 34 promotes the 6 linear motion of pressure equipment guide shaft, the rethread is installed and is read data control servo motor 15's rotation at the bearing frame of connecting in ball 34 one end in real time and feed, thereby realize the different power of impressing and the control of the displacement of impressing of pressure equipment guide shaft 6, this servo electric cylinder possesses simple structure, good compatibility, the advantage that flexibility is high, the accurate real time monitoring of the power of impressing and the displacement of impressing of pressure equipment process, automatic storage pressure equipment data realize tracing back of product, the quality can be guaranteed.

During the use, servo motor 15 passes through speed reducer 16 and drives main synchronous pulley 20 and rotate, and main synchronous pulley 20 then drives through hold-in range 22 and rotates from synchronous pulley 23, and it is rotatory to drive lead screw 34 from synchronous pulley 23, and the rotation of lead screw 34 will drive screw 33 straight line walking around, and screw 33 drives pressure equipment guide shaft 6 linear motion around through screw mount pad 11 and transition flange 10 to drive the motion of pressure head 1, realize the pressure equipment of novel servo electric cylinder.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a novel servo electric cylinder, includes actuating mechanism, its characterized in that: the right side of the driving mechanism is fixedly connected with a transmission mechanism, the left bottom of the transmission mechanism is provided with an electric cylinder mechanism, the driving mechanism comprises a servo motor (15), a speed reducer (16), a speed reducer mounting plate (17) and a square connecting plate (18), the transmission mechanism comprises a protective cover (19), a main synchronous belt wheel (20), a driving end expansion sleeve (21), a synchronous belt (22), a driven synchronous belt wheel (23), a driven end expansion sleeve (24), a locking nut (25), a locking spacer (26) and a needle bearing (27), the electric cylinder mechanism comprises a pressure head (1), a pressure head transition sleeve (2), a dust ring (3), an anti-rotation flange (4), an O-shaped ring (5), a pressure-mounting guide shaft (6), a tin bronze guide sleeve (7), an anti-collision pressure pad (8), a cylinder body (9), a transition flange (10), a nut mounting seat (11), a front spacer (12), a front mounting sleeve (13) of the pressure sensor, a rear mounting sleeve (14) of the pressure sensor, the pressure sensor (28), a cable sensor mounting block (29), a cylindrical roller bearing (30), a rear-end connecting square (31), a screw plug (32), a screw plug (33), a screw plug (35) and a straight-through screw-type screw-mounting mechanism (36), and a straight-through screw-type screw-mounting mechanism, nut (37) and regulation fixed block (38), the bottom of electric cylinder mechanism is provided with pressure sensor cable connector (39), the front end on drive mechanism surface and the equal fixedly connected with rings (40) of rear end, tin bronze guide pin bushing (7) interference are installed in the hole of cylinder body (9), prevent rotating flange (4) fixed connection at the front end of cylinder body (9) and compress tightly the terminal surface of tin bronze guide pin bushing (7), the rear end of block (31) fixed connection at cylinder body (9) is connected to the cylinder body rear end, block connecting plate (18) fixed connection is on block (31) is connected to the cylinder body rear end, speed reducer mounting panel (17), protection casing (19) and regulation fixed block (38) fixed connection are on block connecting plate (18), speed reducer (16) fixed connection is on speed reducer mounting panel (17), servo motor (15) fixed connection is on speed reducer (16), main synchronous pulley (20) are installed the output shaft at speed reducer (16) through drive end bloated cover (21) interference, screw (33) connect into an organic whole through the spiral on lead screw (34) raceway.

2. The novel servo electric cylinder as claimed in claim 1, characterized in that: the driven end expansion sleeve (24) is fixedly connected to the lead screw (34) through a locking nut (25), and the pressure sensor (28) is integrally installed through a front pressure sensor mounting sleeve (13) and a rear pressure sensor mounting sleeve (14) through screws.

3. The novel servo electric cylinder as claimed in claim 1, characterized in that: the rear mounting sleeve (14) of the pressure sensor is fixedly connected to the square connecting plate (18), outer rings of the needle roller bearing (27) and the thrust cylindrical roller bearing (30) are respectively and fixedly connected to inner holes of a front mounting sleeve (13) of the pressure sensor and an inner hole of the rear mounting sleeve (14) of the pressure sensor in an interference mode, the inner holes are mounted on a lead screw (34) in an interference mode, and meanwhile the inner holes, the front spacer sleeve (12) and the locking spacer (26) are screwed into a whole by locking nuts (25).

4. The novel servo electric cylinder as claimed in claim 1, characterized in that: the pressure head (1) is fixedly connected to the pressure head transition sleeve (2), and the pressure head transition sleeve (2) is fixedly connected to the front end of the press-fitting guide shaft (6).

5. The novel servo electric cylinder as claimed in claim 1, characterized in that: the transition flange (10) is fixedly connected to the rear end of the press-fitting guide shaft (6), the nut mounting seat (11) is fixedly connected to the transition flange (10), and the nut (33) is fixedly connected to the nut mounting seat (11).

6. The novel servo electric cylinder as claimed in claim 1, characterized in that: the sensor cable mounting block (29) is fixedly connected to the surface of the cylinder body rear end connecting block (31), and the sensor cable mounting block (29) and the cylinder body rear end connecting block (31) are of an integral structure.

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