CN215091938U

CN215091938U - Oil cylinder assembling equipment

Info

Publication number: CN215091938U
Application number: CN202121441768.4U
Authority: CN
Inventors: 林和平
Original assignee: Jinzhong Sanming Hydraulic Machinery Co ltd
Current assignee: Jinzhong Sanming Hydraulic Machinery Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-12-10
Anticipated expiration: 2031-06-28

Abstract

The utility model relates to a hydro-cylinder rigging equipment. The utility model comprises a base, a screwing mechanism, a hoisting arm, a clamping and stabilizing mechanism, wherein the adjacent screwing mechanism and the hoisting arm are fixedly arranged on the base, the clamping and stabilizing mechanism is arranged in the pit of the adjacent base, the screwing mechanism comprises an upper seat, a lifting cylinder, a telescopic traction cylinder, a slide seat, a rotary driving head and a motor, the upper seat is provided with a beam and a vertical slide rail, the slide seat is in fit sliding connection with the vertical slide rail, the slide seat is provided with a cavity, the rotary driving head is arranged in the slide seat cavity, the slide seat is provided with the motor, the motor drives the rotary driving head to rotate, the beam is provided with the vertical lifting cylinder, the lifting cylinder runs through the beam body of the beam, the lifting cylinder comprises a ring cylinder and a hollow rod which is arranged in the ring cylinder and can be stretched, the hollow rod stretches out downwards to be connected with the rotary driving head, the ring cylinder is provided with an inner through hole, the inner through hole is in fit with the downward telescopic traction cylinder, and the vertical through hole is arranged in the rotary driving head, the lower end of the rotary driving head is provided with a deflector rod, so that the automatic assembly of the oil cylinder is optimized.

Description

Oil cylinder assembling equipment

Technical Field

The utility model belongs to the technical field of hydraulic cylinder assembly, specifically a hydro-cylinder rigging equipment.

Background

In the process of assembling the oil cylinder in mass production, special equipment is lacked for auxiliary installation, if the oil cylinder is assembled by manpower, the oil cylinder is troublesome and labor-consuming, the oil cylinder and the hydraulic prop are not safe enough, especially, the assembly quality can not be controlled through manual operation, the assembly precision is uncontrollable, and the efficiency is low.

Heavier hydro-cylinder generally adopts vertical installation, and current vertical auxiliary erection equipment generally is used for supplementary to twist the gland soon, makes gland and the fixed uide bushing of cylinder threaded connection to reduce manpower output, the problem that current vertical auxiliary erection equipment exists is: the piston rod needs independent driving to hang and packs into, carry out the auxiliary assembly of uide bushing and gland again, in the assembling process, the spiral shell of gland revolves the moment of torsion fixed, when the screw thread is not fit for the time, there is the problem that the screw thread destroys or the gland destroys, meanwhile, piston rod and gland, uide bushing whether concentric, whether the direction smoothly can't carry out test inspection simultaneously when the assembly gland, often there is the gland to revolve to twist and accomplish the back, the piston rod moves the pulling injury that leads to smoothly, the big scheduling problem of one-way friction, lead to quality problems and inefficient rework.

Disclosure of Invention

The utility model discloses a realize the automatic assembly of hydro-cylinder, further optimize assembly process, invent a hydro-cylinder rigging equipment.

The utility model adopts the following technical proposal:

an oil cylinder assembling device comprises a base, a screwing mechanism, a hoisting arm and a clamping and stabilizing mechanism, wherein the base is fixedly provided with the adjacent screwing mechanism and the hoisting arm, the clamping and stabilizing mechanism is arranged in a pit of the adjacent base, the screwing mechanism comprises an upper seat, a lifting cylinder, a telescopic traction cylinder, a sliding seat, a rotary driving head and a motor, the upper seat comprises a vertical beam and a cross beam integrally connected with the vertical beam, the side surface of the vertical beam below the cross beam is fixedly provided with a vertical sliding rail, the sliding seat is in adaptive sliding connection with the vertical sliding rail, the sliding seat is provided with a cavity, the rotary driving head is arranged in the cavity of the sliding seat, the sliding seat is fixedly provided with a seat stand, the motor is arranged on the seat stand, the motor drives the rotary driving head to rotate, the cross beam is provided with a vertical lifting cylinder, the lifting cylinder penetrates through the beam body of the cross beam, the lifting cylinder comprises a ring cylinder and a hollow rod which is arranged in the ring cylinder and can be telescopic, the hollow rod extends downwards to be connected with the rotary driving head, the ring barrel is provided with an inner through hole, the inner through hole is matched with a telescopic traction cylinder, the rod end of the telescopic traction cylinder stretches downwards, a vertical through hole is formed in the rotary driving head, and a deflector rod is arranged at the lower end of the rotary driving head.

The ring barrel comprises an inner barrel and an outer barrel, an inner through hole is formed in the inner barrel, the upper ends of the inner barrel and the outer barrel are coaxially welded, the inner barrel and the outer barrel form a ring cavity, a ring platform is arranged at the lower end of the inner barrel, the inner circle of the ring platform is sealed, the outer circle at the lower end of the outer barrel is sealed, a first oil port and a second oil port are respectively arranged at the upper end and the lower end of the outer barrel and communicated with the ring cavity, an outer ring platform is arranged at the upper end of a hollow rod, the outer circle of the outer ring platform is sealed, the hollow rod is adaptive to the ring cavity, the lower end of the hollow rod extends out of the lower end of the ring barrel, the ring cavity is divided into an upper rodless cavity and a lower rod cavity by the hollow rod, the upper rodless cavity and the lower rod cavity are respectively communicated with the first oil port, and the second oil port supplies oil to enable the hollow rod to extend downwards, the second oil port supplies oil to enable the hollow rod to retract upwards, the hollow rod is provided with a large through hole, the lower end of the hollow rod is also provided with a second-stage barrel rod with a smaller diameter, the second-stage barrel rod is provided with a small through hole, and the end part of the second-stage barrel rod is provided with a small ring platform.

The hollow rod lower extreme stretches into in the vertical through-hole of rotary driving head, sets up the inner ring groove in the vertical through-hole, and inner ring inslot adaptation thrust self-aligning bearing, little ring platform and thrust self-aligning bearing hole adaptation are connected.

The shaft end of the motor is provided with a driving gear, the top of the rotary driving head is provided with annular teeth, and the motor outputs torque to enable the driving gear to be meshed with the annular teeth in a rotating mode.

The diameter of the rod end of the telescopic traction cylinder is smaller than the inner diameter of the small through hole, and the rod end of the telescopic traction cylinder can penetrate through the small through hole and the vertical through hole of the rotary driving head.

The lifting arm is provided with a lifting cylinder and a suspension arm, the lifting cylinder lifts the suspension arm to lift, and the suspension arm rotates around the axial lead of the lifting cylinder.

The clamping and stabilizing mechanism comprises a frame structure, clamping cylinders, stabilizing cylinders, horizontal sliding rails and transverse moving cylinders, wherein two clamping cylinders are symmetrically arranged on two sides of the frame structure, the rod ends of piston rods of the clamping cylinders are provided with clamping blocks, the clamping blocks are used for centering and stretching for clamping, the bottom of the frame structure is provided with the stabilizing cylinders, the bottom of each stabilizing cylinder is provided with the horizontal sliding rail which is suitable for being fixed on the ground at the bottom of a pit, the transverse moving cylinders which are parallel are fixedly arranged on the horizontal sliding rails, the rod ends of the transverse moving cylinders are connected with the stabilizing cylinders, and the transverse moving cylinders stretch and drive the frame structure, the clamping cylinders and the stabilizing cylinders to form an integral body and slide along the horizontal sliding rails.

The clamping stabilizing mechanism is positioned below the rotary driving head or the hoisting arm, and the stabilizing cylinder is driven by the transverse cylinder in a telescopic manner and moves and aligns below the rotary driving head and the hoisting arm.

Compared with the prior art, the utility model discloses can obtain following technological effect: the special hoisting arm is arranged to realize automatic hoisting of the piston rod, and the motor is adopted to drive output stepless adjustable torque, so that threads and related parts are protected from being damaged, the telescopic traction cylinder is arranged in the lifting cylinder body in a fusion mode, in the assembling process, the random guide test of the piston rod is realized, and assembly reworking and strain injury caused by the fact that the gland and the piston rod are not matched are avoided

The utility model discloses an automatic assembly of hydro-cylinder has further optimized the assembly process of hydro-cylinder, has reduced manpower output, raises the efficiency, has improved product quality.

Drawings

Fig. 1 is a perspective view of the present invention;

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

fig. 3 is a cross-sectional view of fig. 2A-a of the present invention;

FIG. 4 is a schematic cross-sectional view of the outer cylinder of the lift cylinder of the present invention;

fig. 5 is a schematic cross-sectional view of the hollow rod of the lift cylinder of the present invention.

Wherein, 1-base, 2-hoisting arm, 3-upper base, 4-lifting cylinder, 5-telescopic traction cylinder, 6-sliding base, 7-rotary driving head, 8-motor, 9-clamping stabilizing mechanism, 10-thrust self-aligning bearing, 11-gland, 201-lifting cylinder, 202-suspension arm, 301-vertical beam, 302-cross beam and 303-vertical slide rail, 401-outer cylinder, 402-oil port II, 403-oil port I, 404-inner cylinder, 405-annular cavity, 406-inner through hole, 407-small ring table, 408-large through hole, 409-outer ring table, 410-small through hole, 901-frame structure, 902-clamping cylinder, 903-stabilizing cylinder, 904-horizontal sliding rail and 905-horizontal moving cylinder.

Detailed Description

As shown in fig. 1 to 5, a cylinder assembling apparatus includes: the base 1, a hoisting arm 2, an upper seat 3, a lifting cylinder 4, a telescopic traction cylinder 5, a sliding seat 6, a rotary driving head 7, a motor 8 and a clamping and stabilizing mechanism 9, wherein the base 1 is fixed on the ground, the base 1 is provided with the adjacent upper seat 3 and the hoisting arm 2, the hoisting arm 2 is provided with a lifting cylinder 201 and a suspension arm 202, the lifting cylinder 201 lifts the suspension arm 202, the suspension arm 202 rotates around the axial lead of the lifting cylinder 201, as shown in fig. 3, the upper seat 3 comprises a vertical beam 301 and a cross beam 302 integrally connected with the vertical beam 301, the side surface of the vertical beam 301 below the cross beam 302 is fixedly provided with a vertical sliding rail 303, the sliding seat 6 is matched with the vertical sliding rail 303 to slide, the sliding seat 6 is provided with a cavity for accommodating the rotary driving head 7, a seat stand is fixedly arranged outside the cavity, the motor 8 is arranged on the seat stand, the shaft end of the motor 8 is provided with a driving gear, the top of the rotary driving head 7 is provided with an annular gear, a vertical through hole is arranged in the rotary driving head 7, the lower end of a rotary driving head 7 is provided with a deflector rod, the rotary driving head 7 is arranged in a cavity of a sliding seat 6, a motor 8 outputs torque to enable a driving gear to rotate to be meshed with annular teeth, so that the rotary driving head 7 rotates, a vertical lifting cylinder 4 is arranged on a cross beam 302, the lifting cylinder 4 penetrates through the beam body of the cross beam 302, the lifting cylinder 4 comprises a ring cylinder and a hollow rod, as shown in figure 4-5, the ring cylinder comprises an inner cylinder 404 and an outer cylinder 401, the inner cylinder 404 is provided with an inner through hole 406, the upper ends of the inner cylinder 404 and the outer cylinder 401 are coaxially welded, the inner cylinder 404 and the outer cylinder 401 form an annular cavity 405, the lower end of the inner cylinder 404 is provided with a ring platform, the inner circle of the ring platform is provided with a seal, the outer circle of the outer cylinder 401 is provided with a seal, the upper end and the lower end of the outer cylinder 401 are respectively provided with an oil port I, an oil port 402 and communicated with the annular cavity 405, the upper end of the hollow rod is provided with an outer ring platform 409, the outer ring platform 409 is provided with a seal, the hollow rod 403 is adapted to the annular cavity 405, and the lower end of the ring cylinder extends out, the hollow rod separating annular cavity 405 is an upper rodless cavity and a lower rodless cavity, the upper rodless cavity and the lower rodless cavity are respectively communicated with a first oil port 403 and a second oil port 402, oil is supplied from the first oil port 403 to enable the hollow rod to extend downwards, oil is supplied from the second oil port 402 to enable the hollow rod to retract upwards, the hollow rod is provided with a large through hole 408, the lower end of the hollow rod is further provided with a second-stage cylinder rod with a smaller diameter, the second-stage cylinder rod is provided with a small through hole 410, the end part of the second-stage cylinder rod is provided with a small annular platform 407, the lower end of the hollow rod extends into a vertical through hole of a rotary driving head 7, an inner annular groove is arranged in the vertical through hole of the rotary driving head 7, a thrust aligning bearing 10 is matched and connected in the inner annular groove, the small annular platform 407 is matched and connected with an inner hole of the thrust aligning bearing 10, a lifting cylinder 4 lifts the sliding seat 6 and the rotary driving head 7, a telescopic traction cylinder 5 is matched and installed in the inner through hole 406, the rod end of the telescopic traction cylinder 5 faces downwards, the rod end diameter of the telescopic traction cylinder is smaller than the inner diameter of the small through hole 410, the rod end of the telescopic traction cylinder 5 can penetrate through the small through hole 410 and the vertical through hole of the rotary driving head 7.

As shown in fig. 1, the clamping and stabilizing mechanism 9 comprises a frame-shaped structure 901, a clamping cylinder 902, a stabilizing cylinder 903 and a horizontal sliding rail 904, the device comprises a transverse moving cylinder 905, two clamping cylinders 902 are symmetrically arranged on two sides of a frame structure 901, clamping blocks are arranged at rod ends of piston rods of the clamping cylinders 902, the clamping blocks are used for centering and telescopic clamping, a stabilizing cylinder 903 is arranged at the bottom of the frame structure 901, a horizontal sliding rail 904 fixed on the ground of a pit bottom is arranged at the bottom of the stabilizing cylinder 903, parallel transverse moving cylinders 905 are fixedly arranged on the horizontal sliding rail 904, the rod ends of the transverse moving cylinders 905 are connected with a stabilizing cylinder 903, the transverse moving cylinders 905 telescopically drive the frame structure 901, the clamping cylinders 902 and the stabilizing cylinder 903 to slide along the horizontal sliding rail 904, a clamping stabilizing mechanism 9 is arranged in pits of adjacent bases 1, the clamping stabilizing mechanism 9 is located below a rotary driving head 7 or a hoisting arm 2, the stabilizing cylinder 903 is telescopically driven by the transverse moving cylinders 905 to move and align below the rotary driving head 7 and the hoisting arm 2.

The working mode is as follows:

as shown in fig. 2-3, a cylinder barrel of the oil cylinder to be assembled is placed into the stabilizing cylinder 903, the opening of the cylinder barrel is upward, a piston rod of the clamping cylinder 902 is stretched, the cylinder barrel is centered, stretched and clamped by the clamping block, the transverse moving cylinder 905 stretches and retracts to drive an integrated member consisting of the frame-shaped structure 901, the clamping cylinder 902 and the stabilizing cylinder 903 to slide along the horizontal slide rail 904, so that the opening of the cylinder barrel is aligned with the hoisting arm 2, the piston rod of the oil cylinder to be assembled is hoisted by the suspension arm 202 to enter the clamped cylinder barrel, the suspension arm 202 rotates around the axial lead of the lifting cylinder 201, and the lifting cylinder 201 is lifted up and down.

The transverse moving cylinder 905 telescopically drives the frame structure 901, the clamping cylinder 902 and the stabilizing cylinder 903 to slide along the horizontal sliding rail 904, so that the cylinder opening to be clamped is aligned with the rotary driving head 7, the guide sleeve and the gland 11 for fixing the guide sleeve are screwed on the cylinder opening of the oil cylinder to be assembled, the guide sleeve and the gland 11 are matched with the threads of the cylinder through the threads of the gland 11 at the end of the piston rod, the gland 11 is provided with a bayonet for knob stress, pressure oil is input through an oil port I403 of the lifting cylinder 4 to drive the hollow rod to extend downwards, the sliding seat 6 and the rotary driving head 7 slide downwards, the lower end of the rotary driving head 7 is provided with a deflector rod which is matched with the bayonet, the motor 8 drives the rotary driving head 7 to rotate, the deflector rod is clamped on the gland 11 to be screwed, so that the gland 11 is connected with the threads of the cylinder and fixes the guide sleeve, meanwhile, the rod end of the telescopically traction cylinder 5 extends to push and stretch in the cylinder, the guide performance of the device is tested, the rod end of a piston rod of the oil cylinder to be assembled can be connected with the rod end of the telescopic traction cylinder 5, the lifting is achieved, the guide performance of the piston rod of the oil cylinder to be assembled is further tested, and the situation that the gland 11 and the piston rod are not concentric or the guide deviation is too large to cause pulling damage is prevented.

The second oil port 402 of the lifting cylinder 4 inputs pressure oil to drive the hollow rod to retract upwards, and the sliding seat 6 and the rotary driving head 7 slide upwards to be separated from the oil cylinder to be assembled.

The provision of the self-aligning thrust bearing 10 prevents the hollow bar from following the rotation of the rotary drive head 7.

In the driving process of the motor 8, the pressure input into the motor 8 is stepless adjustable, and the pressure is gradually increased, so that the damage of the gland thread caused by overlarge torque is prevented.

Claims

1. The utility model provides an hydro-cylinder rigging equipment, includes base (1), revolves to twist mechanism, hoisting arm (2), centre gripping stabilizing mean (9), base (1) is gone up the fixed adjacent mechanism and hoisting arm (2) of twisting that is provided with, centre gripping stabilizing mean (9) set up in adjacent base (1) pit, its characterized in that: it includes upper seat (3), promotes jar (4), flexible traction cylinder (5), slide (6), rotary driving head (7), motor (8) to revolve wrong mechanism, upper seat (3) including erect roof beam (301) and with erect roof beam (301) an organic whole crossbeam (302) of being connected, perpendicular roof beam (301) side of crossbeam (302) below is fixed and is set up vertical slide rail (303), slide (6) and vertical slide rail (303) adaptation sliding connection, slide (6) set up the cavity, rotary driving head (7) are installed in slide (6) cavity, slide (6) are fixed and are set up the seat platform, the installation sets up motor (8) on the seat platform, motor (8) drive rotary driving head (7) are rotatory, crossbeam (302) are provided with vertical promotion jar (4), promote the roof beam body that jar (4) run through crossbeam (302), promote jar (4) including the ring section of thick bamboo and install in the ring section of thick bamboo, Hollow pole that can stretch out and draw back, hollow pole downwardly extending connects rotary driving head (7), through-hole (406) in the ring section of thick bamboo setting, interior through-hole (406) adaptation are installed and are stretched out and drawn jar (5), stretch out and draw jar (5) rod end down and stretch out and draw back, establish vertical through-hole in rotary driving head (7), rotary driving head (7) lower extreme sets up the driving lever.

2. The cylinder assembling apparatus according to claim 1, wherein: the ring barrel comprises an inner barrel (404) and an outer barrel (401), an inner through hole (406) is formed in the inner barrel (404), the upper ends of the inner barrel (404) and the outer barrel (401) are coaxially welded, the inner barrel (404) and the outer barrel (401) form a ring cavity (405), the lower end of the inner barrel (404) is provided with a ring platform, the inner circle of the ring platform is sealed, the outer circle of the lower end of the outer barrel (401) is sealed, the upper end and the lower end of the outer barrel (401) are respectively provided with a first oil port (403), a second oil port (402) and communicated with the ring cavity (405), the upper end of a hollow rod is provided with an outer ring platform (409), the outer circle of the outer ring platform (409) is sealed, the hollow rod is adaptive to be installed in the ring cavity (405), the lower end of the hollow rod extends out of the lower ring barrel, the ring cavity (405) is divided by the hollow rod, the upper rodless cavity and the lower rod cavity are respectively communicated with the first oil port (403), And the hollow rod extends downwards due to oil supply of the oil port II (402), the hollow rod retracts upwards due to oil supply of the oil port II (402), the hollow rod is provided with a large through hole (408), the lower end of the hollow rod is also provided with a secondary cylinder rod with a smaller diameter, the secondary cylinder rod is provided with a small through hole (410), and the end part of the secondary cylinder rod is provided with a small annular platform (407).

3. The cylinder assembling apparatus according to claim 2, wherein: the hollow rod lower extreme stretches into in the vertical through-hole of rotation driving head (7), set up the inner ring groove in the vertical through-hole, inner ring inslot adaptation thrust self-aligning bearing (10), little ring platform (407) and thrust self-aligning bearing (10) hole adaptation are connected.

4. The cylinder assembling apparatus according to claim 3, wherein: the shaft end of the motor (8) is provided with a driving gear, the top of the rotary driving head (7) is provided with annular teeth, and the motor (8) outputs torque to drive the gear to rotate and engage the annular teeth.

5. The cylinder assembling apparatus according to claim 3, wherein: the diameter of the rod end of the telescopic traction cylinder (5) is smaller than the inner diameter of the small through hole (410), and the rod end of the telescopic traction cylinder (5) can penetrate through the small through hole (410) and the vertical through hole of the rotary driving head (7).

6. The cylinder assembling apparatus according to claim 1, wherein: the lifting arm (2) is provided with a lifting cylinder (201) and a suspension arm (202), the lifting cylinder (201) lifts the suspension arm (202) to lift, and the suspension arm (202) rotates around the axial lead of the lifting cylinder (201).

7. The cylinder assembling apparatus according to claim 1, wherein: the clamping and stabilizing mechanism (9) comprises a frame-shaped structure (901), clamping cylinders (902), stabilizing cylinders (903), horizontal sliding rails (904) and transverse moving cylinders (905), wherein two clamping cylinders (902) are symmetrically arranged on two sides of the frame-shaped structure (901), clamping blocks are arranged at rod ends of piston rods of the clamping cylinders (902), the clamping blocks are centered and telescopically clamped, the stabilizing cylinders (903) are arranged at the bottom of the frame-shaped structure (901), the horizontal sliding rails (904) which are suitable for being fixed on the ground of a pit bottom are arranged at the bottom of the stabilizing cylinders (903), the transverse moving cylinders (905) which are parallel are fixedly arranged on the horizontal sliding rails (904), the rod ends of the transverse moving cylinders (905) are connected with the stabilizing cylinders (903), and the transverse moving cylinders (905) telescopically drive an integrated part consisting of the frame-shaped structure (901), the clamping cylinders (902) and the stabilizing cylinders (903) to slide along the horizontal sliding rails (904).

8. The cylinder assembling apparatus according to claim 7, wherein: the clamping stabilizing mechanism (9) is located below the rotary driving head (7) or the hoisting arm (2), and the stabilizing cylinder (903) is driven to stretch and retract through the transverse moving cylinder (905) and is moved and aligned below the rotary driving head (7) and the hoisting arm (2).