CN217873750U

CN217873750U - Linear actuator with high-strength wear-resistant rod end joint bearing

Info

Publication number: CN217873750U
Application number: CN202221326700.6U
Authority: CN
Inventors: 周立贤; 兰祥锋; 周立彬; 周舜彬; 吴勇彬; 周进步
Original assignee: Fujian Aerospace Electromechanical Group Co ltd
Current assignee: Fujian Aerospace Electromechanical Group Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-11-22
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to a linear actuator technical field, and a take wear-resisting rod end joint bearing's of high strength linear actuator is disclosed, including fixed sleeve and the push rod that sets up can carry out reciprocating motion in fixed sleeve inside, the utility model discloses in, this whole device can carry out reciprocating motion under outside driving motor's cooperation on the inside push rod of fixed sleeve and use, and this joint bearing carries out movable mounting at first in can carrying out the mounting groove of fixed rod end and push rod inside through fixed rod end, the outside elasticity fixture block of fixed rod end can be fixed in the draw-in groove along with spout downward slip card income, this joint bearing alright install on the push rod fast like this, make the depression bar extrude to hiding the groove from the inside elasticity fixture block of slot through pressing down the briquetting during dismantlement, at this moment alright with can directly take out joint bearing through fixed rod end to reach the convenience and dismantle and install joint bearing alone, need not wholly change push rod self, make the effect of saving economic cost.

Description

Linear actuator with high-strength wear-resistant rod end joint bearing

Technical Field

The utility model relates to a linear actuator technical field especially relates to a take wear-resisting rod end joint bearing's of high strength linear actuator.

Background

Rod end joint bearings have been widely used by people as a rod end connector and cannot be replaced due to a certain angle adjusting function.

The linear push rod of current one end connection joint bearing, some of joint bearing one end carry out the integral type with push rod self and are connected or cup joint in push rod one end through the screw thread, and the screw thread cup joints when serving at line pole, be in the same place through the screw thread interlock between joint bearing and the line pole, lead to threaded wear easily when joint bearing self receives certain rotation centrifugal force, make joint bearing self not hard up, influence the use, the joint bearing rate of utilization with the integral type connection is higher, but joint bearing can produce certain wearing and tearing after using for a long time, when changing joint bearing, must take off line pole whole and change again, lead to cost-push, for this reason, we provide a linear actuator who takes wear-resisting rod end joint bearing of high strength.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a take wear-resisting rod end joint bearing's of high strength linear actuator.

In order to achieve the purpose, the utility model discloses a following technical scheme, a take wear-resisting rod end joint bearing's of high strength linear actuator, including fixed sleeve and the push rod that sets up can carry out reciprocating motion inside fixed sleeve, the top of push rod is provided with the joint bearing that can carry out movable mounting with the push rod, the mounting groove has been seted up at the top of push rod, joint bearing's bottom fixed mounting has the fixed rod end, fixed rod end and the inside swing joint of mounting groove are in the same place, the spout that two sets of mirror image distribute is seted up at the top of push rod, and the spout is arc cavity trough-shaped, the inside surface of mounting groove is seted up two sets of draw-in grooves that are vertical range with the spout position, and the draw-in groove is the rectangle trough-shaped, hidden groove has all been seted up to the position that the surface of fixed rod end corresponds two sets of draw-in grooves, and hidden groove is the rectangle cavity trough-shaped, the inside bottom fixed mounting in hidden groove has the elastic fixture block, and elastic fixture block self has certain deformation characteristic for the slope of rectangle, fixed rod end is in through the draw-in the elastic fixture block and the inside draw-in mounting groove movable joint together.

Preferably, the inner surface of the mounting groove is provided with two sets of limiting grooves distributed in a mirror image mode, the limiting grooves are in a rectangular hollow groove shape, the outer surface of the fixed rod end is fixedly provided with two sets of limiting blocks, the outer wall of the fixed rod end is vertically movably inserted into the limiting grooves in the push rod through the limiting blocks, the inner bottom of the mounting groove is provided with a fastening clamp pad, and the bottom of the fixed rod end and the top of the fastening clamp pad are mutually attached together.

Preferably, a slot is formed in the outer surface of the push rod corresponding to the position of the elastic clamping block in the clamping groove, the slot is in a circular groove shape, a pressing rod capable of jacking the elastic clamping block is arranged in the elastic clamping block, a pressing block is fixedly mounted at one end, far away from the elastic clamping block, of the pressing rod, and a supporting spring is sleeved outside the pressing rod.

Preferably, one end of the pressure lever close to the elastic fixture block is attached to one side surface of the elastic fixture block.

Preferably, the slot is communicated with the inside of the clamping groove, one end of the supporting spring, which is close to the pressing block, is fixedly connected with the pressing block, and one end of the supporting spring, which is far away from the pressing block, is fixedly connected with the outer surface of the push rod.

Advantageous effects

The utility model provides a take wear-resisting rod end joint bearing's of high strength linear actuator. The method has the following beneficial effects:

(1) This take wear-resisting rod end joint bearing's of high strength linear actuator, whole device can carry out reciprocating motion use under the cooperation of external driving motor on this fixed inside of casing push rod, traditional one end is connected with joint bearing's linear push rod, some of joint bearing one end carry out the integral type with push rod self and be connected or cup joint in push rod one end through the screw thread, and the screw thread cup joints when serving at line pole, be in the same place through the screw thread interlock between joint bearing and the line pole, lead to screw thread wearing and tearing easily when joint bearing self receives certain rotation centrifugal force, make joint bearing self not hard up, the influence is used, it is higher with the joint bearing rate of utilization that the integral type is connected, but joint bearing can produce certain wearing and tearing after long-time using, when changing joint bearing, must take off line pole whole and change again, lead to the cost improvement, and this joint bearing can carry out movable mounting through fixed rod end and push rod in the mounting groove of inside at first, the outside elasticity fixture block of fixed rod end can be fixed along with the spout downward sliding card income is fixed in the draw-in groove and fix, so this joint bearing alright install on the push rod fast, can reach the cost with the economic joint bearing through pressing the push rod end and the cost of the push rod is dismantled alone to dismantle alone.

(2) This take wear-resisting rod end joint bearing's of high strength linear actuator, the briquetting is pressing down and is driving the depression bar and extrude the messenger joint bearing and take out to elastic fixture block, and the draw-in groove is being extruded when hiding inslot portion lope, and the bottom of fixed rod end can move down and extrude fastening card pad, makes the draw-in groove can be gone into smoothly and hide the convenient fixed rod end in the groove and take out to reach the stability when guaranteeing joint bearing self installation and make things convenient for joint bearing to carry out the effect of dismantling.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

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

FIG. 2 is an enlarged view of A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of a local portion of the limiting groove of the present invention.

Illustration of the drawings:

1. fixing the sleeve; 2. a push rod; 3. a knuckle bearing; 4. mounting grooves; 5. fixing a rod end; 6. a chute; 7. a card slot; 8. hiding the groove; 9. an elastic clamping block; 10. a limiting groove; 11. a limiting block; 12. fastening the clamping pad; 13. inserting slots; 14. a pressure lever; 15. pressing into blocks; 16. the spring is supported.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The embodiment is as follows: a linear driver with a high-strength wear-resistant rod end joint bearing is disclosed, as shown in figures 1-3, and comprises a fixed sleeve 1 and a push rod 2 which is arranged in the fixed sleeve 1 and can perform reciprocating motion, wherein a joint bearing 3 which can be movably installed with the push rod 2 is arranged at the top of the push rod 2, an installation groove 4 is formed in the top of the push rod 2, a fixed rod end 5 is fixedly installed at the bottom of the joint bearing 3, the fixed rod end 5 is movably connected with the inside of the installation groove 4, two groups of sliding grooves 6 distributed in a mirror image manner are formed in the top of the push rod 2, the sliding grooves 6 are arc hollow groove-shaped, two groups of clamping grooves 7 which are vertically arranged with the positions of the sliding grooves 6 are formed in the inner surface of the installation groove 4, the clamping grooves 7 are rectangular groove-shaped, hidden grooves 8 are formed in the outer surface of the fixed rod end 5 corresponding to the positions of the two groups of clamping grooves 7, the hidden grooves 8 are rectangular hollow groove-shaped, and elastic clamping blocks 9 are fixedly installed at the inner bottoms of the hidden grooves 8, the elastic fixture block 9 is in a rectangular inclined block shape, the elastic fixture block 9 has certain deformation characteristics, the fixed rod end 5 is movably clamped with the clamping groove 7 in the installation groove 4 through the elastic fixture block 9, two sets of limiting grooves 10 distributed in a mirror image mode are formed in the inner surface of the installation groove 4, the limiting grooves 10 are in a rectangular hollow groove shape, two sets of limiting blocks 11 are fixedly arranged on the outer surface of the fixed rod end 5, the outer wall of the fixed rod end 5 is vertically and movably inserted into the limiting grooves 10 in the push rod 2 through the limiting blocks 11, a fastening clamp pad 12 is arranged at the bottom inside of the installation groove 4, the bottom of the fixed rod end 5 is mutually attached to the top of the fastening clamp pad 12, a slot 13 is formed in the outer surface of the push rod 2 corresponding to the position of the elastic fixture block 9 in the clamping groove 7, the slot 13 is in a circular groove shape, and the slot 13 is mutually communicated with the inside of the clamping groove 7, the inside of elasticity fixture block 9 is provided with depression bar 14 that can carry out the roof pressure to elasticity fixture block 9, and the one end that depression bar 14 is close to elasticity fixture block 9 is laminated with one side surface of elasticity fixture block 9 each other and is in the same place, and the one end fixed mounting that depression bar 14 is far away from elasticity fixture block 9 has briquetting 15, and supporting spring 16 has been cup jointed to the outside of depression bar 14, and supporting spring 16 is close to briquetting 15's one end and briquetting 15 fixed connection and supporting spring 16 keep away from the one end of briquetting 15 and is in the same place with the surface fixed connection of push rod 2.

The utility model discloses a theory of operation:

this holistic device can carry out reciprocating motion under outside driving motor's cooperation on the inside push rod 2 of fixed sleeve 1 and use, and this joint bearing 3 at first can carry out movable mounting in the mounting groove 4 of dead lever end 5 and push rod 2 inside through fixed lever end 5, the outside elasticity fixture block 9 of dead lever end 5 can carry out the lapse along with spout 6 and go into draw-in groove 7 and fix, this joint bearing 3 alright with install on push rod 2 fast like this, can make depression bar 14 extrude to hiding groove 8 from slot 13 inside to elasticity fixture block 9 through pressing briquetting 15 during the dismantlement, at this moment alright with joint bearing 3 directly take out can through fixed lever end 5, thereby conveniently dismantle alone and install joint bearing 3, need not wholly change push rod 2 self, the messenger saves economic cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 utility model provides a take wear-resisting rod end joint bearing's of high strength linear actuator, includes adapter sleeve (1) and sets up push rod (2) inside adapter sleeve (1), the top of push rod (2) is provided with joint bearing (3) that can carry out movable mounting with push rod (2), its characterized in that: mounting groove (4) have been seted up at the top of push rod (2), the bottom fixed mounting of joint bearing (3) has fixed rod end (5), fixed rod end (5) and mounting groove (4) inside swing joint are in the same place, two sets of spout (6) have been seted up at the top of push rod (2), spout (6) are arc cavity trough-shaped, two sets of draw-in grooves (7) have been seted up on the inside surface of mounting groove (4), hidden groove (8) have all been seted up to the position that the surface of fixed rod end (5) corresponds two sets of draw-in grooves (7), the inside bottom fixed mounting elasticity fixture block (9) of hidden groove (8), elasticity fixture block (9) have certain deformation characteristic for the cubic and elasticity fixture block (9) self of rectangle slope, movable joint is in fixed rod end (5) through elasticity fixture block (9) and mounting groove (7) of mounting groove (4) inside together.

2. A linear actuator with a high strength wear resistant rod end knuckle bearing as defined in claim 1, wherein: two sets of spacing grooves (10) have been seted up to the inside surface of mounting groove (4), the outer fixed surface of fixed rod end (5) installs two sets of stopper (11), the outer wall of fixed rod end (5) is pegged graft through stopper (11) and push rod (2) inside spacing groove (10) in vertical activity and is in the same place, the inside bottom of mounting groove (4) is provided with fastening card pad (12), the bottom of fixed rod end (5) is laminated with the top of fastening card pad (12) each other and is in the same place.

3. The linear actuator with a high strength wear resistant rod end knuckle bearing of claim 1, wherein: the outer surface of the push rod (2) is provided with a slot (13) corresponding to the position of the elastic clamping block (9) in the clamping groove (7), a pressing rod (14) capable of pressing the elastic clamping block (9) is arranged in the elastic clamping block (9), a pressing block (15) is fixedly mounted at one end, far away from the elastic clamping block (9), of the pressing rod (14), and a supporting spring (16) is sleeved outside the pressing rod (14).

4. A linear actuator with a high strength wear resistant rod end knuckle bearing according to claim 3, wherein: one end of the pressure lever (14) close to the elastic clamping block (9) is mutually attached to one side surface of the elastic clamping block (9).

5. A linear actuator with a high strength wear resistant rod end knuckle bearing according to claim 3, wherein: the slot (13) is communicated with the inside of the slot (7), one end of the supporting spring (16) close to the pressing block (15) is fixedly connected with the pressing block (15), and one end of the supporting spring (16) far away from the pressing block (15) is fixedly connected with the outer surface of the push rod (2).