CN213730320U

CN213730320U - Nitrogen spring middle sleeve and piston rod assembling mechanism

Info

Publication number: CN213730320U
Application number: CN202022348552.5U
Authority: CN
Inventors: 张栋; 杜祥森
Original assignee: Jiangsu Jigu Precision Machinery Technology Co ltd
Current assignee: Jiangsu Jigu Precision Machinery Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-07-20
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a cover and piston rod equipment mechanism in nitrogen gas spring, the on-line screen storage device comprises a base, the top fixedly connected with slide bar of base, the lifter plate is run through on the top of slide bar, the lifter plate with slide bar sliding connection, the one end of lifter plate is connected with the motor through bolt mechanism, the output fixedly connected with screw rod of motor, the screw rod runs through the lifter plate just extends to base department, the screw rod with lifter plate threaded connection, the screw rod with base swing joint, one side of motor is equipped with the pneumatic cylinder, the pneumatic cylinder pass through bolt mechanism with the lifter plate is connected, the flexible end of pneumatic cylinder runs through the lifter plate and with lifter plate sliding connection, the bottom of pneumatic cylinder is connected with outer pressure cylinder through the bolt. Has the advantages that: the machine equipment has improved the equipment speed, and work efficiency is high.

Description

Nitrogen spring middle sleeve and piston rod assembling mechanism

Technical Field

The utility model relates to a nitrogen spring field particularly, relates to a cover and piston rod equipment mechanism in nitrogen spring.

Background

The nitrogen spring (or called nitrogen cylinder or nitrogen cylinder) is a novel elastic component using high-pressure nitrogen as a working medium, has the advantages of small volume, large elasticity, long stroke, stable work, precise manufacture, long service life, gentle elasticity curve, no need of pre-tightening and the like, is applied to a die, can finish the work which is difficult to finish by conventional elastic components such as metal springs, rubber, air cushions and the like, can effectively simplify the design and manufacture of the die, is convenient for the installation and adjustment of the die, prolongs the service life of the die, and ensures the stability of the product quality. The existing nitrogen spring is mainly assembled manually, so that the working efficiency is low and the labor cost is high.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cover and piston rod equipment mechanism in nitrogen gas spring to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a nitrogen spring middle sleeve and piston rod assembling mechanism comprises a base, wherein a slide rod is fixedly connected to the top of the base, a lifting plate penetrates through the top end of the slide rod, the lifting plate is in sliding connection with the slide rod, one end of the lifting plate is connected with a motor through a bolt mechanism, an output end of the motor is fixedly connected with a screw rod, the screw rod penetrates through the lifting plate and extends to the base, the screw rod is in threaded connection with the lifting plate, the screw rod is movably connected with the base, a hydraulic cylinder is arranged on one side of the motor, the hydraulic cylinder is connected with the lifting plate through a bolt mechanism, a telescopic end of the hydraulic cylinder penetrates through the lifting plate and is in sliding connection with the lifting plate, the bottom of the hydraulic cylinder is connected with an outer pressure cylinder through a bolt, an inner pressure cylinder is fixedly connected in the outer pressure cylinder, and a sliding cylinder matched with the inner pressure cylinder is arranged between the outer pressure cylinder and the inner pressure cylinder, the sliding cylinder is characterized in that the two sides of the sliding cylinder are connected with the outer pressure cylinder in a sliding mode through sliding blocks, the circle center of the outer pressure cylinder is fixedly connected with limiting blocks, the number of the elastic mechanisms at the tops of the limiting blocks is six, the sliding cylinder is matched with the elastic mechanisms, one side of the outer pressure cylinder is connected with a punching mechanism, and the top of the base is connected with a seat plate mechanism in a clamping mode.

Furthermore, the elastic mechanism comprises an elastic thin sheet, a trapezoidal block and a nitrogen spring middle sleeve, the number of the elastic thin sheets at the top of the limiting block is six, the bottom of the elastic thin sheet is fixedly connected with the trapezoidal block, the trapezoidal block is matched with the nitrogen spring middle sleeve, and the trapezoidal block is matched with the sliding barrel.

Further, punching press mechanism includes gas tube, blast pipe and cylinder, one side fixedly connected with gas tube and blast pipe of outer pressure cylinder, gas tube and blast pipe are kept away from the one end of outer pressure cylinder is run through the lifter plate is connected with the cylinder, the cylinder pass through bolt mechanism with the lifter plate is connected.

Further, bedplate mechanism includes bedplate, recess and piston rod, the top joint of base has the bedplate, open at the top of bedplate has the recess, recess and piston rod looks adaptation.

Further, bolt mechanism includes bolt two, motor, pneumatic cylinder and cylinder pass through bolt two with the lifter plate is connected.

Furthermore, sealing gaskets are arranged on two sides of the sliding cylinder.

Furthermore, the bottom of stopper is equipped with the silica gel pad, the trapezoidal piece is close to one side of nitrogen spring middle cover is equipped with the silica gel pad.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) most of the existing nitrogen spring middle sleeve and piston rod assembly depends on manual assembly, the assembly speed is low, the working efficiency is low, the labor cost is high, the nitrogen spring middle sleeve and piston rod assembly mechanism can replace manual work with a machine, the assembly speed is high, the working efficiency is high, and the labor cost is reduced.

(2) The process of replacing the mold when the existing nitrogen spring middle sleeve and piston rod assembling mechanism assembles the spring middle sleeve and the piston rod of different models is complex, the working efficiency is reduced, the mold replacement of the nitrogen spring middle sleeve and piston rod assembling mechanism is simple, the replacement process is simplified, and the working efficiency is improved.

(3) The outer surface of the sleeve in the spring is easily worn by the clamp when the existing nitrogen spring middle sleeve and piston rod assembling mechanism are assembled, and the silica gel pad is arranged in the clamp by the nitrogen spring middle sleeve and piston rod assembling mechanism, so that the sliding damage of the nitrogen spring middle sleeve can be reduced when the nitrogen spring is tightly assembled, and the outer surface of the nitrogen spring middle sleeve is prevented from being scratched when the nitrogen spring is tightly assembled.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a nitrogen spring middle sleeve and piston rod assembling mechanism according to an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1;

fig. 3 is a connection diagram of the sliding cylinder and the outer pressure cylinder of the nitrogen spring middle sleeve and piston rod assembling mechanism according to the embodiment of the present invention.

Reference numerals:

1. a base; 2. a slide bar; 3. a lifting plate; 4. a motor; 5. a screw; 6. a hydraulic cylinder; 7. a first bolt; 8. an outer pressure cylinder; 9. an internal pressure cylinder; 10. a slide cylinder; 11. a slider; 12. a limiting block; 13. an elastic sheet; 14. a trapezoidal block; 15. a nitrogen spring middle sleeve; 16. an inflation tube; 17. an exhaust pipe; 18. a cylinder; 19. a seat plate; 20. a groove; 21. a piston rod; 22. a second bolt; 23. a gasket; 24. a silica gel pad.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-3, a nitrogen spring middle sleeve and piston rod assembling mechanism according to an embodiment of the present invention includes a base 1, a slide rod 2 is fixedly connected to a top of the base 1, a lifting plate 3 is penetrated through a top end of the slide rod 2, the lifting plate 3 is slidably connected to the slide rod 2, one end of the lifting plate 3 is connected to a motor 4 through a bolt mechanism, an output end of the motor 4 is fixedly connected to a screw 5, the screw 5 penetrates the lifting plate 3 and extends to the base 1, the screw 5 is in threaded connection with the lifting plate 3, the screw 5 is movably connected to the base 1, one side of the motor 4 is provided with a hydraulic cylinder 6, the hydraulic cylinder 6 is connected to the lifting plate 3 through a bolt mechanism, and a telescopic end of the hydraulic cylinder 6 penetrates the lifting plate 3 and is slidably connected to the lifting plate 3, the bottom of pneumatic cylinder 6 is connected with an outer pressure section of thick bamboo 8 through bolt 7, fixedly connected with inner pressure section of thick bamboo 9 in the outer pressure section of thick bamboo 8, outer pressure section of thick bamboo 8 with be equipped with the smooth section of thick bamboo 10 of looks adaptation between the inner pressure section of thick bamboo 9, the both sides of smooth section of thick bamboo 10 pass through slider 11 with 8 sliding connection of outer pressure section of thick bamboo, the centre of a circle fixedly connected with stopper 12 of outer pressure section of thick bamboo 8, the top fixedly connected with quantity of stopper 12 is six elastic mechanism, smooth section of thick bamboo 10 with elastic mechanism cooperatees, one side of outer pressure section of thick bamboo 8 is connected with stamping mechanism, the top joint of base 1 has bedplate mechanism, and the equipment speed is fast, and work efficiency is high, has reduced.

Example two:

referring to fig. 1-3, the elastic mechanism includes elastic sheets 13, trapezoidal blocks 14 and a nitrogen spring middle sleeve 15, the top of the limiting block 12 is fixedly connected with six elastic sheets 13, the bottom of the elastic sheets 13 is fixedly connected with trapezoidal blocks 14, the trapezoidal blocks 14 are adapted to the nitrogen spring middle sleeve 15, the trapezoidal blocks 14 are matched with the slide cylinder 10, the stamping mechanism includes an inflation tube 16, an exhaust tube 17 and a cylinder 18, one side of the outer pressure cylinder 8 is fixedly connected with the inflation tube 16 and the exhaust tube 17, one ends of the inflation tube 16 and the exhaust tube 17 far away from the outer pressure cylinder 8 penetrate through the lifting plate 3 and are connected with the cylinder 18, the cylinder 18 is connected with the lifting plate 3 through a bolt mechanism, the seat plate mechanism includes a seat plate 19, a groove 20 and a piston rod 21, the top of the base 1 is clamped with a seat plate 19, the top of the seat plate 19 is provided with a groove 20, the groove 20 is matched with a piston rod 21, the mold replacement is simple, the replacement process is simplified, and the working efficiency is improved.

Example three:

referring to fig. 1-3, the bolt mechanism includes a second bolt 22, the motor 4, the hydraulic cylinder 6 and the cylinder 18 are connected to the lifting plate 3 through the second bolt 22, sealing gaskets 23 are disposed on both sides of the sliding cylinder 10, a silicone pad 24 is disposed at the bottom of the limiting block 12, and the silicone pad 24 is disposed on one side of the trapezoidal block 14 close to the nitrogen spring middle sleeve 15, so that the sliding damage of the nitrogen spring middle sleeve 15 during clamping and assembling of the clamp can be reduced, and the clamp is prevented from scratching the outer surface of the nitrogen spring middle sleeve 15.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the motor 4, the hydraulic cylinder 6 and the cylinder 18 are externally connected with a power supply and a controller, the motor 4 is started, the motor 4 drives the screw rod 5 to rotate to adjust the height of the lifting plate 3, the cylinder 18 is started, the cylinder 18 charges air between the outer pressure cylinder 8 and the inner pressure cylinder 9 through the charging pipe 16, the air extrudes the sliding cylinder 10, the sliding cylinder 10 slides downwards through the sliding block 11, the extrusion trapezoidal block 14 clamps the middle sleeve 15 of the nitrogen spring towards the direction of the center of the outer pressure cylinder 8, the hydraulic cylinder 6 is started, the hydraulic cylinder 6 extends downwards, the middle sleeve 15 of the nitrogen spring is assembled on the piston rod 21, the cylinder 18 is controlled to extract the air between the outer pressure cylinder 8 and the inner pressure cylinder 9 through the exhaust pipe 17, the sliding cylinder 10 moves upwards through the sliding block 11 due to air pressure, the elastic sheet 13 recovers elastic deformation to drive the trapezoidal block 14 to open towards the periphery, the middle sleeve 15 of the nitrogen spring is loosened, the equipment is accomplished, the machine replaces artifically, the equipment is fast, high work efficiency, the cost of labor has been reduced, when assembling cover 15 and piston rod 21 in the nitrogen spring of different models, loosen bolt 7, take off outer pressure cylinder 8, screw up bolt 7 after the change, with the bedplate 19 on the base 1 take off change can, it is simple to change the mould, the change flow has been simplified, work efficiency is improved, be equipped with the silica gel pad 24 on the trapezoidal piece 14, can reduce when pressing from both sides tight equipment, cover 15 landing damage in the nitrogen spring, and prevent the surface of cover 15 in the fish tail nitrogen spring when pressing from both sides tightly.

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

1. The nitrogen spring middle sleeve and piston rod assembling mechanism is characterized by comprising a base (1), a slide rod (2) is fixedly connected to the top of the base (1), a lifting plate (3) is penetrated through the top end of the slide rod (2), the lifting plate (3) is in sliding connection with the slide rod (2), a motor (4) is connected to one end of the lifting plate (3) through a bolt mechanism, a screw rod (5) is fixedly connected to the output end of the motor (4), the screw rod (5) penetrates through the lifting plate (3) and extends to the base (1), the screw rod (5) is in threaded connection with the lifting plate (3), the screw rod (5) is movably connected with the base (1), a hydraulic cylinder (6) is arranged on one side of the motor (4), and the hydraulic cylinder (6) is connected with the lifting plate (3) through a bolt mechanism, the telescopic end of the hydraulic cylinder (6) penetrates through the lifting plate (3) and is connected with the lifting plate (3) in a sliding way, the bottom of the hydraulic cylinder (6) is connected with an outer pressure cylinder (8) through a first bolt (7), an inner pressure cylinder (9) is fixedly connected in the outer pressure cylinder (8), a sliding cylinder (10) which is matched with the inner pressure cylinder (9) is arranged between the outer pressure cylinder (8) and the inner pressure cylinder (9), the two sides of the sliding cylinder (10) are connected with the outer pressure cylinder (8) in a sliding way through sliding blocks (11), the circle center of the outer pressure cylinder (8) is fixedly connected with a limiting block (12), the top of the limiting block (12) is fixedly connected with six elastic mechanisms, the sliding cylinder (10) is matched with the elastic mechanism, one side of the outer pressure cylinder (8) is connected with a stamping mechanism, and the top of the base (1) is clamped with a seat plate mechanism.

2. The nitrogen spring middle sleeve and piston rod assembling mechanism according to claim 1, wherein the elastic mechanism comprises an elastic sheet (13), a trapezoidal block (14) and a nitrogen spring middle sleeve (15), the top of the limiting block (12) is fixedly connected with six elastic sheets (13), the bottom of the elastic sheet (13) is fixedly connected with a trapezoidal block (14), the trapezoidal block (14) is matched with the nitrogen spring middle sleeve (15), and the trapezoidal block (14) is matched with the sliding barrel (10).

3. The nitrogen spring middle sleeve and piston rod assembling mechanism is characterized in that the stamping mechanism comprises an inflation tube (16), an exhaust tube (17) and a cylinder (18), the inflation tube (16) and the exhaust tube (17) are fixedly connected to one side of the outer pressure cylinder (8), one ends of the inflation tube (16) and the exhaust tube (17) far away from the outer pressure cylinder (8) penetrate through the lifting plate (3) to be connected with the cylinder (18), and the cylinder (18) is connected with the lifting plate (3) through a bolt mechanism.

4. The nitrogen spring middle sleeve and piston rod assembling mechanism is characterized in that the seat plate mechanism comprises a seat plate (19), a groove (20) and a piston rod (21), the seat plate (19) is clamped at the top of the base (1), the groove (20) is formed in the top of the seat plate (19), and the groove (20) is matched with the piston rod (21).

5. The nitrogen spring middle sleeve and piston rod assembling mechanism is characterized in that the bolt mechanism comprises a second bolt (22), and the motor (4), the hydraulic cylinder (6) and the cylinder (18) are connected with the lifting plate (3) through the second bolt (22).

6. The nitrogen spring middle sleeve and piston rod assembling mechanism is characterized in that sealing gaskets (23) are arranged on two sides of the sliding barrel (10).

7. The nitrogen spring middle sleeve and piston rod assembling mechanism is characterized in that a silica gel pad (24) is arranged at the bottom of the limiting block (12), and the silica gel pad (24) is arranged on one side, close to the nitrogen spring middle sleeve (15), of the trapezoidal block (14).