CN211398340U

CN211398340U - Elastic coupling

Info

Publication number: CN211398340U
Application number: CN201922049164.4U
Authority: CN
Inventors: 章柯波
Original assignee: Zhejiang Chuanyi Machinery Co ltd
Current assignee: Zhejiang Chuanyi Machinery Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-09-01
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses an elastic coupling, including first half coupling and latter half coupling, first recess has been seted up respectively to first half coupling both sides, all be provided with the fixture block on the recess one, the fixture block with all be provided with straining device between the recess one, the slider, two have all been welded to the fixture block both sides the spout has all been seted up in the recess one both sides, latter half coupling is close to first half coupling one side has seted up recess two, the draw-in groove has all been seted up to recess two both sides, latter half coupling both sides all are provided with pushing mechanism, two be provided with disassembly body between the pushing mechanism, disassembly body wears to establish respectively latter half coupling with first half coupling. The utility model has the advantages of convenient fixation and simple disassembly.

Description

Elastic coupling

Technical Field

The utility model relates to a shaft coupling technical field, in particular to resilient coupling.

Background

The coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not separating under normal conditions. Sometimes it is used as a safety device to prevent the coupled machine parts from bearing excessive load, and it plays the role of overload protection. However, the existing coupler is connected by adopting 6 or more bolts, and when the bolts slide or are damaged, a large amount of time is wasted for disassembly, so that the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elastic coupling has fixed convenience and dismantles simple advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an elastic coupling, includes first half shaft coupling and latter half shaft coupling, first recess has been seted up respectively to first half shaft coupling both sides, all be provided with the fixture block on the recess one, the fixture block with all be provided with straining device between the recess one, the slider, two have all been welded to the fixture block both sides all the spout has been seted up in the recess one both sides, the slider all with the spout is sliding connection, latter half shaft coupling is close to first half shaft coupling one side is seted up recess two, the draw-in groove has all been seted up to two both sides of recess, the fixture block with the draw-in groove joint, latter half shaft coupling both sides all are provided with pushing mechanism, two be provided with disassembly body between the pushing mechanism, disassembly body wears to establish respectively latter half shaft coupling with first half shaft coupling.

Adopt above-mentioned technical scheme, when operating personnel two fixture blocks to a recess inside extrusion, the slider of two fixture block both sides slides to a recess inside spout, makes straining device between the two receive the extrusion, when stuffing the fixture block into two inside to the recess of latter half shaft coupling, operating personnel loosens the fixture block, pushes away two bottoms of recess to first half shaft coupling again, rotates first half shaft coupling again after that, makes two fixture blocks and two inside draw-in groove joints of recess. Then, the disassembly mechanism is used for enabling the front half coupling shaft and the rear half coupling shaft to be firmer, when the disassembly is needed, the disassembly mechanism is firstly disassembled, then the pushing mechanism is started to push the clamping block out of the clamping groove, and finally the front half coupling shaft is taken out.

Preferably, the tensioning mechanism comprises a first spring, a sleeve is welded on the first groove, circular grooves are formed in one sides, close to the first groove, of the two clamping blocks, circular rings are welded in the circular grooves, a first spring is welded between the circular rings, and the circular rings are located inside the sleeve.

By adopting the technical scheme, when an operator extrudes the two clamping blocks to the inside of the groove, the circular rings of the two clamping blocks move towards the inside of the sleeve, and the first spring between the two circular rings is extruded.

Preferably, pushing mechanism includes the ejector pad, the ejector pad is close to back half shaft coupling one side welding has two push rods, two through-holes one have been seted up on the back half shaft coupling, the push rod is located inside the through-hole one, two all be provided with spring two on the push rod, two both sides of spring respectively with the ejector pad with the back half shaft coupling outside is fixed connection.

By adopting the technical scheme, an operator firstly presses the push block to extrude the push block towards the inside, the push block extrudes towards the inside to drive the two push rods to move towards the inside, the two push rods move towards the inside to extrude the spring II, the push rod further pushes the clamping block out from the clamping groove, and then when the operator loosens the clamping block, the spring rebounds to reset the push block and the push rod.

Preferably, the disassembling mechanism comprises a screw and a nut, a second through hole is formed between the first through hole of the rear half coupling, the screw is located inside the second through hole, the screw penetrates through the front half coupling and the rear half coupling respectively, and the screw is connected with the nut in a threaded mode.

Adopt above-mentioned technical scheme, operating personnel places the screw inside two through-holes earlier, wears to establish front half shaft coupling and back half shaft coupling through two through-holes after that, and the screw is fixed to reuse nut after that to make front half shaft coupling and back half shaft coupling more stable.

Preferably, a rubber pad is welded at the bottom of the nut.

By adopting the technical scheme, the rubber pad can increase the contact area of the nut, and also reduces the pressure, so that the nut is not easy to loosen.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is an exploded view of the embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is a rear half coupling sectional view of the embodiment.

Reference numerals: 1. a front half coupling; 2. a rear half coupling shaft; 3. a pushing mechanism; 31. a push block; 32. a push rod; 33. a second spring; 34. a first through hole; 4. a first groove; 5. a clamping block; 6. a slider; 7. a chute; 8. a disassembly mechanism; 81. a screw; 82. a second through hole; 83. a nut; 9. a tensioning mechanism; 91. a sleeve; 92. a first spring; 93. a circular groove; 94. a circular ring; 10. a rubber pad; 11. a second groove; 12. a clamping groove.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

The utility model provides an elastic coupling, see fig. 1 to 5, including first semi-coupling 1 and latter half coupling 2, recess one 4 has been seted up respectively to first semi-coupling 1 both sides, all be provided with fixture block 5 on recess one 4, all be provided with straining device 9 between fixture block 5 and the recess one 4, straining device 9 includes spring one 92, all weld sleeve 91 on two recess one 4, two fixture blocks 5 are close to recess one 4 one side and all seted up circular slot 93, all weld the ring 94 in the circular slot 93, the welding has spring one 92 between two rings 94, and two rings 94 all are located inside sleeve 91. When the operator presses the two blocks 5 toward the inside of the first groove 4, the rings 94 of the two blocks 5 move toward the inside of the sleeve 91, and the first spring 92 between the rings 94 is pressed.

Slider 6 has all been welded to 5 both sides of fixture block, has all seted up spout 7 in two 4 both sides of recess, and slider 6 all is sliding connection with spout 7, and fixture block 5 drives slider 6 to spout 7 inside slip when inside moving. Two grooves 11 are formed in one side, close to the front half coupling 1, of the rear half coupling 2, clamping grooves 12 are formed in two sides of each groove 11, the clamping block 5 is connected with the clamping grooves 12 in a clamped mode, pushing mechanisms 3 are arranged on two sides of the rear half coupling 2, each pushing mechanism 3 comprises a pushing block 31, two push rods 32 are welded on one side, close to the rear half coupling 2, of each pushing block 31, two through holes 34 are formed in the rear half coupling 2, the push rods 32 are located inside the through holes 34, when the pushing blocks 31 are extruded inwards, the two push rods 32 are driven to move inside the through holes 34, springs 33 are arranged on the two push rods 32, two sides of each spring 33 are fixedly connected with the pushing blocks 31 and the outer side of the rear half coupling 2 respectively, the two push rods 32 move inwards to enable the springs 33 to be extruded, and the clamping block 5 is further pushed.

Be provided with disassembly body 8 between two pushing mechanism 3, disassembly body 8 includes screw 81 and nut 83, through-hole two 82 has been seted up between two through-holes 34 of back half coupling 2, screw 81 is located inside two 82 of through-hole, and screw 81 wears to establish front half coupling 1 and back half coupling 2 respectively, operating personnel places screw 81 inside two 82 of through-hole earlier, screw 81 wears to establish front half coupling 1 and back half coupling 2 through two 82 of through-hole after that, threaded connection has nut 83 on the screw 81, reuse nut 83 fixes screw 81 after that, thereby make front half coupling 1 and back half coupling 2 more stable. The bottom of the nut 83 is welded with the rubber pad 10, and the rubber pad 10 can increase the contact area of the nut 83 and reduce pressure, so that the nut is not easy to loosen.

When an operator extrudes the two clamping blocks 5 towards the inside of the first groove 4, the sliding blocks 6 on the two sides of the two clamping blocks 5 slide towards the sliding grooves 7 in the first groove 4, the two clamping blocks 5 slide towards the inside, the circular rings 94 are further driven to move towards the inside of the sleeve 91, and the first spring 92 between the two circular rings 94 is extruded. When the fixture block 5 is plugged into the second groove 11 of the second rear half coupling 2, an operator loosens the fixture block 5, pushes the first half coupling 1 to the bottom of the second groove 11, and then rotates the first half coupling 1 to clamp the two fixture blocks 5 with the two clamping grooves 12 in the second groove 11. Then, the dismounting mechanism 8 is used for enabling the space between the front half coupling 1 and the rear half coupling 2 to be firmer, when dismounting is needed, the dismounting mechanism 8 is firstly dismounted, then an operator enables the push block 31 and the push rod 32 of the pushing mechanism 3 to move inwards until the push rod 32 pushes the fixture block 5 out of the clamping groove 12, and finally the front half coupling 1 is taken out.

Claims

1. An elastic coupling comprises a front half coupling (1) and a rear half coupling (2), and is characterized in that two sides of the front half coupling (1) are respectively provided with a first groove (4), each first groove (4) is provided with a fixture block (5), tensioning mechanisms (9) are arranged between the fixture blocks (5) and the first grooves (4), two sides of each fixture block (5) are welded with a sliding block (6), two sides of each first groove (4) are respectively provided with a sliding groove (7), the sliding blocks (6) are in sliding connection with the sliding grooves (7), the rear half coupling (2) is close to one side of the front half coupling (1) and is provided with a second groove (11), two sides of the second groove (11) are respectively provided with a clamping groove (12), the fixture blocks (5) are clamped with the clamping grooves (12), two sides of the coupling (2) are respectively provided with a pushing mechanism (3), two be provided with detaching mechanism (8) between pushing mechanism (3), detaching mechanism (8) wear to establish respectively latter half shaft coupling (2) with preceding half shaft coupling (1).

2. The elastic coupling according to claim 1, characterized in that the tensioning mechanism (9) comprises a first spring (92), a sleeve (91) is welded on each of the two first grooves (4), a circular groove (93) is formed in one side, close to each of the two first grooves (4), of each of the two clamping blocks (5), a circular ring (94) is welded in each circular groove (93), the first spring (92) is welded between the two circular rings (94), and the two circular rings (94) are located inside the sleeve (91).

3. The elastic coupling according to claim 1, characterized in that the pushing mechanism (3) comprises a pushing block (31), two pushing rods (32) are welded on one side of the pushing block (31) close to the rear half coupling (2), two first through holes (34) are formed in the rear half coupling (2), the pushing rods (32) are located inside the first through holes (34), two springs (33) are arranged on the two pushing rods (32), and two sides of each spring (33) are respectively and fixedly connected with the pushing block (31) and the outer side of the rear half coupling (2).

4. The elastic coupling according to claim 3, characterized in that the dismounting mechanism (8) comprises a screw (81) and a nut (83), a second through hole (82) is formed between the first through hole (34) of the second half coupling (2), the screw (81) is located inside the second through hole (82), the screw (81) penetrates through the first half coupling (1) and the second half coupling (2) respectively, and the nut (83) is connected to the screw (81) in a threaded manner.

5. An elastic coupling according to claim 4, characterized in that a rubber pad (10) is welded to the bottom of the nut (83).