CN210818271U

CN210818271U - Sealing washer assembly device

Info

Publication number: CN210818271U
Application number: CN201921651429.1U
Authority: CN
Inventors: 戈春鸿; 边云刚
Original assignee: Wuxi Shuangyang Hvac Equipment Co ltd
Current assignee: Wuxi Shuangyang Hvac Equipment Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-23
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to a sealing washer assembly device, use in sealing washer installation, it includes base station and guide cylinder, the guide cylinder sets up on the base station, and the axis and the base station surface vertical of guide cylinder, it has the unloading pipe to slide along its axis direction in the guide cylinder, be equipped with drive arrangement on the base station, be equipped with the sleeve post in the guide cylinder, sleeve post one end stretches into in the unloading pipe, open the cavity in the circumference lateral wall of unloading pipe, the unloading pipe top is connected with the exhaust tube, exhaust tube and cavity intercommunication, exhaust tube one end is connected with first aspiration pump, the intraductal side of unloading is seted up and is equipped with annular slit, the internal diameter of unloading pipe is greater than the diameter of sealing washer, be equipped with climbing mechanism on the base. The utility model discloses have through vacuum adsorption's mode with the sealing washer expansion and transfer to the position that the work piece need assemble the sealing washer, reduced self in the sealing washer assembling process and taken place to twist reverse the production stress, lead to the sealing washer to receive the effect of the external force such as extrusion and easily take place the circumstances such as irregular deformation in the actual work in-process.

Description

Sealing washer assembly device

Technical Field

The utility model belongs to the technical field of the technique of sealing washer installation and specifically relates to a sealing washer assembly device is related to.

Background

The assembly of the seal ring to the workpiece without industrial visual assistance must take the form of a "blind fit". The blind loading mode requires that the loading head is smoothly butted (coaxial) with the workpiece without deviation, so that the sealing ring can smoothly slide to the workpiece to be loaded from the loading head.

In the conventional sealing ring assembling device, a sealing ring is firstly sleeved on a feeding column, so that a workpiece to be assembled is aligned to the feeding column, and then the sealing ring is pushed to the workpiece to be assembled from the feeding column through a ring pushing device.

The above prior art solutions have the following drawbacks: the in-process that the throw-out collar promoted the sealing washer, inhomogeneous friction takes place for sealing washer and material loading post circumference lateral wall to make each circumference position of sealing washer take place inhomogeneous torsion, when the sealing washer was pushed away to the work piece on, the sealing washer receives certain torsional stress because the torsion of self, if the sealing washer received external force effects such as extrusion this moment, because the stack between the stress, made the sealing washer easily take place irreversible deformation or fracture, influenced sealed effect.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a sealing washer assembly device that can not twist reverse the sealing washer during equipment.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a sealing ring assembling device comprises a base station and a guide cylinder, wherein the guide cylinder is arranged on the base station, the axis of the guide cylinder is perpendicular to the surface of the base station, a blanking pipe slides in the guide cylinder along the axis direction, a driving device is arranged on the base station, the blanking pipe is driven by the driving device to slide along the height direction of the guide cylinder, a sleeve column is arranged in the guide cylinder, the top end of the sleeve column is detachably connected with the guide cylinder, one end of the sleeve column extends into the blanking pipe, a cavity is formed in the circumferential side wall of the blanking pipe, the top end of the blanking pipe is connected with an exhaust pipe, the exhaust pipe is communicated with the cavity, one end, far away from the cavity, of the exhaust pipe is connected with a first exhaust pump, the first exhaust pump is arranged on the base station, an annular slit is formed in the inner side of the blanking pipe and is communicated with the cavity in the blanking pipe, and the inner diameter of the blanking pipe, the inner diameter of the guide cylinder is larger than the diameter of the part of the processed workpiece, where the seal ring needs to be assembled, the base station is provided with a jacking mechanism, and the cavity is internally provided with a pressure sensor.

By adopting the technical scheme, a worker firstly sleeves the sealing rings on the sleeve columns, the sealing rings are arranged in parallel along the axial direction of the sleeve columns, then the sleeve columns are placed into the guide cylinder, and the driving device drives the blanking pipe to move up and down along the driving cylinder. When the first air suction pump works and the blanking pipe is close to the sealing ring on the sleeve column, the sealing ring is attracted by negative pressure in the slit surrounding the sealing ring to extend to the circumferential direction and is adsorbed on the slit due to good elasticity of the sealing ring; when the sealing ring blocks the slit, the negative pressure in the cavity rises, the pressure sensor sends a signal to enable the piston rod of the driving cylinder to retract, the jacking mechanism on the machine table jacks the clamped and positioned assembled workpiece, and one end of the sealing ring to be assembled of the workpiece extends into the guide cylinder;

when the blanking pipe moves downwards to the limit position, the first air suction pump stops working, the position of the sealing ring is aligned with the assembling position of the sealing ring of the workpiece at the moment, the sealing ring loses the attraction of the slit and contracts again, so that the sealing ring is sleeved on the workpiece, when the sealing ring is arranged on the workpiece, the sealing ring is uniformly expanded along the circumferential direction through vacuum attraction, then the sealing ring is naturally contracted and sleeved on the workpiece, a push ring is not required to directly push the sealing ring, and the condition that the sealing ring is twisted in the assembling process is reduced. When the sealing ring per se has a twisting condition, after the first air pump stops working, the twisting condition of the sealing ring is reduced or eliminated due to the elastic restoring force of the sealing ring per se, and the twisting stress borne by the sealing ring per se is reduced, so that the condition that the sealing effect is influenced due to irreversible deformation or breakage of the assembled sealing ring in the actual use process is reduced.

The utility model discloses further set up to: the driving device comprises a driving cylinder and a sliding block, the sliding block is fixedly connected to the outer side wall of the discharging pipe, a sliding groove extending along the height direction of the guide cylinder is formed in the outer side of the guide cylinder, the sliding groove penetrates through the side wall of the guide cylinder along the thickness direction, the sliding block penetrates through the sliding groove and extends out of the guide cylinder, one end of the sliding block, extending out of the guide cylinder, is fixedly connected with a connecting rod, the base station is provided with the driving cylinder, and a piston rod of the driving cylinder vertically extends upwards and is fixedly connected with the connecting rod.

Through adopting above-mentioned technical scheme, realized the drive to the unloading pipe through above-mentioned connected mode, simple structure easily assembles and operates.

The utility model discloses further set up to: the blanking pipe is provided with a groove with an arc-shaped section at the annular slit.

Through adopting above-mentioned technical scheme, through setting up convex recess in slit department, when first air-bleed pump work and with the sealing washer attraction expansion, curved recess provides accommodation space for the sealing washer, has further reduced in the sealing washer assembling process and has contradicted with sleeve post or work piece and take place the torsional condition, has promoted device reliability.

The utility model discloses further set up to: the top of socle circumference lateral wall is equipped with a plurality of fixture blocks, be equipped with the draw-in groove with fixture block looks adaptation on the guide cylinder top outer wall, the tank bottom of draw-in groove and the bottom side of fixture block all are equipped with the magnet piece, the magnet piece of draw-in groove tank bottom and the magnet piece inter attraction of fixture block bottom.

Through adopting above-mentioned technical scheme, the cover post passes through fixture block and draw-in groove joint on the guide cylinder top to attract through the magnet piece each other and strengthened the location, the staff of being convenient for of simple structure carries out dismouting and change to the guide cylinder.

The utility model discloses further set up to: the jacking mechanism comprises a jacking cylinder and a clamping table, the jacking cylinder is fixedly connected to the base station, a piston rod of the jacking cylinder is vertically arranged upwards, the clamping table is arranged above the piston rod of the cylinder, the piston rod of the jacking cylinder is fixedly connected with the clamping table, a positioning counter bore is formed in the clamping table, and the contour of the inner hole wall of the positioning counter bore is matched with the contour of the lower end of a workpiece to be processed.

Through adopting above-mentioned technical scheme, the staff inserts the location counter bore through the work piece lower extreme that will assemble the sealing washer to press from both sides tightly the device, then will press from both sides tight platform through the jacking cylinder and wholly upwards promote, thereby it stretches into the guide cylinder to be the top that the sealing washer need be assembled to the work piece, the unloading pipe of being convenient for assembles the sealing washer on to the work piece.

The utility model discloses further set up to: the clamping table is characterized in that a plurality of guide rods are fixedly arranged on the lower side of the clamping table and are perpendicular to the base platform, a plurality of guide holes matched with the guide rods are formed in the base platform, and the guide rods respectively extend into the guide holes.

By adopting the technical scheme, the situation that the assembly of the sealing ring is influenced by the inclination of the clamping table when the jacking cylinder pushes the clamping table is reduced by matching the guide rod and the guide cylinder.

The utility model discloses further set up to: and the bottom end of the positioning counter bore is provided with an adsorption hole, and the adsorption hole is communicated with an air suction opening of the air suction pump through an air pipe.

Through adopting above-mentioned technical scheme, bleed and make the adsorption hole that is located location counter bore bottom adsorb the work piece bottom through the second aspiration pump, reduce the condition that the work piece takes place to shake, slope or drop, strengthened the location to the work piece, promoted device reliability.

The utility model discloses further set up to: and rubber pads are arranged on the inner side walls of the positioning counter bores.

Through adopting above-mentioned technical scheme, through the pore wall that sets up rubber pad location counter bore and the laminating degree of work piece, and then promoted the adsorbed firm degree of absorption pore pair work piece, the rubber pad has reduced the condition of the side opening wall fish tail work piece of location counter bore among the adsorption process simultaneously.

To sum up, the utility model discloses a beneficial technological effect does:

1. the sealing ring is expanded and transferred to the position of a workpiece where the sealing ring needs to be assembled in a vacuum adsorption mode, and then adsorption is stopped, so that the sealing ring is automatically contracted and sleeved on the workpiece, and the situation that the sealing ring is easily irregularly deformed or broken due to external forces such as extrusion and the like in the actual working process to influence the sealing effect due to torsion of the sealing ring in the assembling process is reduced;

2. through setting up the absorption hole in the location counter sink, the device of being convenient for is tight and the location to the clamp of work piece, has promoted the precision of device work.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic cross-sectional view of the present embodiment for showing the internal structure of the device.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Fig. 5 is an enlarged schematic view of a portion C in fig. 2.

In the figure, 1, a base station; 11. a guide hole; 2. a guide cylinder; 21. a chute; 22. a card slot; 23. a magnet piece; 3. a discharging pipe; 31. a cavity; 32. an air exhaust pipe; 33. a first air pump; 34. a slit; 341. a groove; 35. a slider; 4. A drive device; 41. a driving cylinder; 42. a connecting rod; 5. sleeving a column; 51. a clamping block; 6. a jacking mechanism; 61. jacking a cylinder; 62. a clamping table; 621. positioning the counter bore; 622. a guide bar; 623. an adsorption hole; 624. a rubber pad; 7. a second air pump; 8. a pressure sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a sealing ring assembling device disclosed by the present invention comprises a base station 1, a guide cylinder 2, a blanking tube 3, a driving device 4 and a jacking mechanism 6, wherein the guide cylinder 2 is fixedly connected above the base station 1, the axis of the guide cylinder is perpendicular to the base station 1, the jacking mechanism 6 is arranged under the guide cylinder 2, the blanking tube 3 is positioned in the guide cylinder 2, the driving device 4 is arranged on the base station 1 and is positioned at one side of the guide cylinder 2, the blanking tube 3 is driven by the driving device 4 to slide up and down along the axis of the guide cylinder 2, a sleeve column 5 is arranged in the guide cylinder 2, the lower end of the sleeve column 5 extends into the blanking tube 3, a plurality of clamping blocks 51 are fixedly connected to the circumferential side wall at the top end of the sleeve column 5, a plurality of clamping grooves 22 matched with the clamping blocks 51 are arranged on the side wall at the top end of the guide cylinder 2, the bottom ends of the clamping blocks, the sleeve column 5 is sleeved with a plurality of sealing rings to be installed on a workpiece.

Referring to fig. 1, 2 and 3, a cavity 31 is formed in the circumferential pipe wall of the blanking pipe 3, a pressure sensor 8 is arranged in the cavity 31, an air suction hole is formed in the top end of the blanking pipe 3, the air suction hole is communicated with the cavity 31 and is connected with an air suction pipe 32, the air suction pipe 32 extends out of the top end of the guide cylinder 2 and is connected with a first air suction pump 33, and the first air suction pump 33 is located on the base table 1. An annular slit 34 communicated with the cavity 31 is formed in the inner side wall of the blanking pipe 3 along the axial direction of the inner side wall, and an arc-shaped groove 341 is formed in the inner side wall of the blanking pipe 3 at the slit 34;

referring to fig. 2, the driving device 4 includes a driving cylinder 41, a sliding block 35 and a connecting rod 42, a sliding groove 21 penetrating through the guide cylinder 2 along the thickness direction of the circumferential side wall of the guide cylinder 2 is formed in the circumferential side wall of the guide cylinder 2, the sliding groove 21 extends along the axial direction of the guide cylinder 2, a sliding block 35 is arranged on the axial side wall of the blanking tube 3, the sliding block 35 extends out of the guide cylinder 2 along the depth direction of the sliding groove 21, the connecting rod 42 is arranged on the sliding block 35, the driving cylinder 41 is fixedly connected to the base platform 1, a piston rod of the driving cylinder 41 extends vertically upwards and is fixedly connected with the sliding block 35, so that the blanking tube 3 is driven by the driving cylinder 41 to move up and down along the axial direction of the guide cylinder 2, the inner diameter of the blanking tube 3 is slightly larger than the diameter of the sealing ring, the diameter of;

referring to fig. 1 and 2, the sealing ring sleeved on the sleeve column 5 is adsorbed by the slit 34, and the blanking pipe 3 is driven by the driving cylinder 41 to transfer the sealing ring to a corresponding position on a workpiece, so that the situation that when the sealing ring is pushed by a push ring directly in the prior art, the sealing ring is twisted due to friction with a carrier and certain stress is generated in the sealing ring is reduced, the situation that when the sealing ring is pressed by external force after being installed on the workpiece to cause the internal stress of the sealing ring to be superposed, the sealing ring is irreversibly deformed and broken and the like is reduced, and the service life of the sealing ring of the device and the sealing reliability are improved.

Referring to fig. 2 and 5, the jacking mechanism 6 includes a jacking cylinder 61 and a clamping table 62, a plurality of guide posts are arranged on two sides of the clamping table 62, the guide posts extend downwards from the lower surface of the clamping table 62, a plurality of guide holes 11 are arranged on the base table 1, one ends of the guide posts extend into the guide holes 11, the lifting cylinder is located below the clamping table 62 and is fixedly connected with the upper side of the base table 1, a piston rod of the lifting cylinder extends upwards and is fixedly connected with the bottom end of the clamping table 62, a positioning counter bore 621 is arranged on the clamping table 62, the blind bore is matched with the contour of one side, away from the assembling end, of a workpiece needing to assemble a sealing ring, a layer of rubber pad 624 is fixedly arranged in the positioning counter bore 621, an adsorption hole 623 is arranged at the bottom end of the positioning counter bore 621, the adsorption hole 623 is connected with a second air pump 7 through an air pipe, the, one end of the workpiece, which is required to be assembled with the sealing ring, extends into the guide cylinder 2, so that the blanking pipe 3 can convey the sealing ring to the corresponding position of the workpiece conveniently. The air suction pipe 32 and the air pipe in this embodiment are both soft pipes resistant to negative pressure.

The implementation principle of the embodiment is as follows: the staff inserts the cover post 5 of being equipped with a plurality of sealing washers in the guide cylinder 2 at first to place the work piece in the location counter bore 621 on pressing from both sides tight platform 62, start the second and pack up the pump and tightly adsorb the work piece. The sealing ring is coaxial with the sleeve column 5 and is tightly arranged along the axial direction of the sleeve column 5, then a worker starts the first air suction pump 33 and the driving cylinder 41, the piston rod of the driving cylinder 41 extends out to enable the blanking pipe 3 to slide upwards, when the slit 34 moves to the position of the sealing ring at the lowest position on the sleeve column 5, the slit 34 enables the sealing ring, the sealing ring is uniformly expanded due to the attraction of the slit 34 and is adsorbed in the arc-shaped groove 341 at the slit 34, at the moment, the air pressure in the cavity 31 is reduced due to the sealing ring closing the slit 34, and the pressure sensor 8 sends a signal to enable the piston rod of the driving cylinder 41 to contract after detecting the pressure reduction and drives the blanking pipe 3 to move downwards;

at the same time, the jacking cylinder 61 is started to jack the clamping table 62, so that the top end of the workpiece extends into the guide cylinder 2, when the piston rod of the driving cylinder 41 retracts to the limit, the sealing ring is positioned at the position where the sealing ring needs to be assembled on the workpiece, at the moment, a worker stops the first air suction pump 33 to work, so that the slit 34 of the device stops sucking the sealing ring, the sealing ring restores to the original size due to the elastic restoring force of the sealing ring, so that the sealing ring is sleeved on the position where the workpiece needs to be assembled, in the restoring process, if the sealing ring is twisted in the process that the worker sleeves the sealing ring on the sleeve column 5, when the first air suction pump 33 stops working, the sealing ring synchronously restores the state before twisting by the elastic restoring force of the sealing ring, after the assembly, the worker starts the driving cylinder 41 again to extend the piston rod of the driving cylinder 41, the piston rod of the jacking cylinder 61 is synchronously retracted, and the, the staff takes the work piece off to prepare for the work of next cycle, after the sealing washer on the socle 5 exhausts, the staff will overlap the socle 5 that is equipped with the sealing washer in addition and reinsert, and will exhaust the socle 5 of sealing washer and load the sealing washer again.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a sealing washer assembly device which characterized in that: the device comprises a base platform (1) and a guide cylinder (2), wherein the guide cylinder (2) is arranged on the base platform (1), the axis of the guide cylinder (2) is perpendicular to the upper surface of the base platform (1), a blanking pipe (3) slides in the guide cylinder (2) along the axis direction, a driving device (4) is arranged on the base platform (1), the blanking pipe (3) is driven by the driving device (4) to slide along the height direction of the guide cylinder (2), a sleeve column (5) is arranged in the guide cylinder (2), the top end of the sleeve column (5) is detachably connected with the guide cylinder (2), one end of the sleeve column (5) stretches into the blanking pipe (3), a cavity (31) is formed in the circumferential side wall of the blanking pipe (3), the top end of the blanking pipe (3) is connected with an air extraction pipe (32), the air extraction pipe (32) is communicated with the cavity (31), and one end, far away from the cavity (31), of the air extraction pipe (32) is connected with a first pump (33), the first air pump (33) is arranged on the base platform (1), an annular slit (34) is formed in the inner side of the discharging pipe (3), the annular slit (34) is communicated with a cavity (31) in the discharging pipe (3), the inner diameter of the discharging pipe (3) is larger than the diameter of a sealing ring, the inner diameter of the guide cylinder (2) is larger than the diameter of a part, needing to be assembled with the sealing ring, of an assembled workpiece, a jacking mechanism (6) is arranged on the base platform (1), and a pressure sensor (8) is arranged in the cavity (31).

2. A seal ring assembling apparatus according to claim 1, wherein: drive arrangement (4) are including driving actuating cylinder (41) and slider (35), slider (35) fixed connection is on the lateral wall of unloading pipe (3), spout (21) that extend along guide cylinder (2) direction of height are seted up in the guide cylinder (2) outside, spout (21) run through guide cylinder (2) lateral wall along thickness direction, slider (35) pass spout (21) and stretch out guide cylinder (2), one end fixedly connected with connecting rod (42) that guide cylinder (2) were stretched out in slider (35), fixedly connected with drives actuating cylinder (41) on base station (1), the vertical upwards extension of piston rod that drives actuating cylinder (41) and connecting rod (42) fixed connection.

3. A seal ring assembling apparatus according to claim 2, wherein: the blanking pipe (3) is provided with a groove (341) with an arc-shaped section at the position of the annular slit (34).

4. A seal ring assembling apparatus according to claim 3, wherein: the top of socle (5) circumference lateral wall is equipped with a plurality of fixture blocks (51), be equipped with draw-in groove (22) with fixture block (51) looks adaptation on guide cylinder (2) top outer wall, the tank bottom of draw-in groove (22) and the bottom side of fixture block (51) all are equipped with magnet piece (23), magnet piece (23) and the magnet piece (23) inter attraction of fixture block (51) bottom of draw-in groove (22) tank bottom.

5. A seal ring assembling apparatus according to claim 4, wherein: climbing mechanism (6) are including jacking cylinder (61) and clamping table (62), jacking cylinder (61) fixed connection is on base station (1), the vertical upwards setting of piston rod of jacking cylinder (61), clamping table (62) set up the top at cylinder piston rod, the piston rod and the clamping table (62) fixed connection of jacking cylinder (61), location counter bore (621) have been seted up on clamping table (62), the inner hole wall profile of location counter bore (621) suits with the work piece lower extreme profile of being processed.

6. A seal ring assembling apparatus according to claim 5, wherein: press from both sides tight platform (62) downside and set firmly a plurality of guide bar (622), it is a plurality of guide bar (622) are perpendicular with base station (1), set up on base station (1) with a plurality of guiding holes (11) of guide bar (622) looks adaptation, it is a plurality of guide bar (622) stretch into respectively in guiding hole (11).

7. A seal ring assembling apparatus according to claim 6, wherein: the bottom end of the positioning counter bore (621) is provided with an adsorption hole (623), the base station (1) is provided with a second air pump (7), and the adsorption hole (623) is communicated with an air suction opening of the second air pump (7) through an air pipe.

8. A seal ring assembling apparatus according to claim 7, wherein: and rubber pads (624) are arranged on the inner side walls of the positioning counter bores (621).