CN208614671U - Pressure nut jaw and pressure nut clamp device for cage axis top nut retaining - Google Patents
Pressure nut jaw and pressure nut clamp device for cage axis top nut retaining Download PDFInfo
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- CN208614671U CN208614671U CN201821226918.8U CN201821226918U CN208614671U CN 208614671 U CN208614671 U CN 208614671U CN 201821226918 U CN201821226918 U CN 201821226918U CN 208614671 U CN208614671 U CN 208614671U
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- jaw
- nut
- tong holder
- pressure
- pressure nut
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Abstract
The utility model discloses a kind of pressure nut jaw for cage axis top nut retaining and pressure nut clamp device, pressure nut clamp device includes pressure nut jaw and hydraulic drive mechanism, and hydraulic drive mechanism is connected with pressure nut jaw；Wherein, pressure nut jaw includes left tong holder, right tong holder, tong holder seat；Tong holder front end is jaw, and tong holder rear end is handle；It is left tong holder, hinged with tong holder seat both ends respectively in the middle part of right tong holder, under the action of hydraulic drive mechanism, jaw expansible or occlusion can be made, the Circular Thin of jaw and nut matches；The surface of arc groove is equipped with protrusion, and protrusion is for when stinging pressure positioned at the nut outer wall of groove position on cage axis, nut outer wall locally to be squeezed to card slot.The pressure nut clamp device of the utility model only need to be by the alignment cage axis top nut of pressure nut jaw and card slot, the nut outer wall on cage axis can be quickly pressed into card slot by hydraulic drive mechanism, stopping function is realized, to improve assembly efficiency and security reliability.
Description
Technical field
The utility model relates to technical fields of mechanical processing, more particularly to one kind to stop for the axis top nut of motor turning cage
The pressure nut jaw and pressure nut clamp device moved back.
Background technique
Currently, the nut retaining of motor turning cage axis usually using traditional handicraft, i.e., punches nut and cage axis, so
After passing through hole using split pin afterwards, nut and cage axis are fixed, nut is thus prevented to turn round.This retaining technique, takes a lot of work
It is time-consuming, high production cost, low efficiency.In order to improve nut retaining assembly efficiency, it can be used and set on the surface at cage axle thread end
Axially distributed card slot is set, nut uses the nut with one section of thin-walled, after nut tightening is on cage axis, then passes through hammer
Blunt chisel is tapped, the nut wall for being located at groove position is tapped into recess in card slot, nut and cage axis is made to be relatively tightened to one
Body；This nut backing stop structure can effectively improve assembly efficiency, but in assembly, and worker hold chisel, and when percussion, hammer is easy
The hand of worker is beaten, there is biggish security risk；Artificial to tap, large labor intensity is tapped for a long time, assembly efficiency meeting
It is gradually reduced.
Utility model content
The purpose of the utility model is to provide a kind of pressure nut jaw and pressure nut clamp devices, which can be fast
The nut that rotation is located on cage axis by speed compresses, and improves cage axis nut assembly efficiency, and solution is struck using chisel in the prior art
Low efficiency is assembled when the mode hit, and there is technical issues that larger.
To achieve the above object, the technical solution of the utility model is:
A kind of pressure nut jaw for cage axis top nut retaining of the utility model, including left tong holder, right tong holder, pincers
Stand；The left tong holder, right tong holder front end are jaw, and the left tong holder, right tong holder rear end are handle；Wherein, the left tong holder,
It is hinged with tong holder seat both ends respectively in the middle part of right tong holder, make the jaw expansible or occlusion, the jaw is by the left pincers
Arc groove on frame, right tong holder front inner wall is formed, and the Circular Thin of the jaw and nut matches；At least one described circle
Equipped with protrusion, the protrusion is used for when stinging pressure positioned at the nut outer wall of groove position on the cage axis on the surface of arc slot, will
The nut outer wall is locally squeezed to the card slot.
Further improvement lies in that the surface of two arc grooves is equipped with the protrusion.
Further improvement lies in that the opening of the jaw towards with the axis direction of the left tong holder is substantially parallel or phase
It is mutually vertical.
Further improvement lies in that being equipped between the handle for by two outward elastomeric elements of handle.
Further improvement lies in that inner wall is symmetrically arranged with the arc-shaped less than semicircle in the middle part of the left tong holder, the right tong holder
Limiting slot, there is circular arc chamfering at the top of the cell wall of the limiting slot, be movably provided with guide and limit in the limiting slot
Cylinder.
Further improvement lies in that the circular arc rooved face further includes a positioning pin, the positioning pin is located at the protrusion
Rear, the line between the positioning pin and the protrusion are parallel with the axis of the arc groove.
The utility model additionally provides a kind of pressure nut clamp device, including pressure nut jaw, hydraulic drive mechanism, the pressure
Nut jaw is pressure nut jaw described in any of the above embodiments, and the hydraulic drive mechanism is connected with the inner wall of the handle,
The handle can be driven to be turned out around articulated shaft.
Further improvement lies in that the hydraulic drive mechanism includes hydraulic cylinder, the telescopic rod top end setting of the hydraulic cylinder
The inner wall of idler wheel and the handle is slidably connected.
Pressure nut jaw in the pressure nut clamp device of the utility model has the jaw to match with cage axis top nut,
There is protrusion in jaw, when in use, only need to be by the alignment cage axis top nut of pressure nut jaw and card slot, then pass through hydraulic-driven
Mechanism drives handle to be flared out, and presses jaw, and the nut outer wall being located in jaw is quickly pressed into the card slot of cage axis,
It realizes nut stopping function, is tapped without artificial, reduce labor intensity of workers, to improve assembly efficiency and safe and reliable
Property.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for pressing nut jaw of the utility model；
Fig. 2 is the structural schematic diagram that the pressure nut jaw of tong holder seat is omitted in the utility model；
In figure, 1- presses nut jaw, the left tong holder of 11-, the right tong holder of 12-, 13- jaw, 14- handle, 2- tong holder seat, 21- hinge
Spindle, 3- protrusion, 4- guide and limit cylinder.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1 and Figure 2, the utility model provides a kind of pressure nut clamp device for cage axis top nut retaining,
Pressing nut clamp device includes a pressure nut jaw and hydraulic drive mechanism, and hydraulic drive mechanism is connect with pressure nut jaw, is driven
The occlusion of nut jaw is pressed, to squeeze the nut being located in pressure nut jaw, squeezes nut outer wall to cage axis
In card slot.
Specifically, pressure nut jaw 1 includes left tong holder 11, right tong holder 12, tong holder seat 2；The left tong holder 11, right tong holder 12
Front end be jaw 13, the left tong holder 11,12 rear end of right tong holder be handle 14；The jaw 13 is by the left tong holder 11, the right side
Arc groove in the front inner wall of tong holder 12 is formed, and the shape of the jaw 13 and the Circular Thin shape of nut match；Institute
State left tong holder 11, the middle part of right tong holder 12 passes through articulated shaft 21 respectively and the both ends of the tong holder seat 2 are hinged, the left tong holder
11, right tong holder 12 can be rotated around articulated shaft 21, so that the jaw 13 be made to open or be engaged；At least one of two arc grooves
The surface of the arc groove is equipped with protrusion 3, described raised 3 for blocking on the cage axis when driving jaw 13 to be engaged
The nut outer wall part of groove location is squeezed by protrusion 3 to the card slot, and nut is mutually held tightly with cage axis, reaches the function of retaining
Energy.
In order to preferably mutually hold nut and cage axis tightly, in general, two card slots, this reality can be uniformly arranged on cage axis
It applies in example, is respectively provided with protrusion 3 on the surface of two arc grooves of jaw 13, it is preferred that protrusion 3 is in the strip of waist type shape,
3 axis of protrusion of strip is parallel with the axis of arc groove.
As a preferred embodiment of the utility model, the axis direction of the opening direction and two tong holders of the jaw 13
Substantially parallel；Certainly, the opening direction of the jaw 13 can also be towards the two sides of tong holder, i.e., the opening direction of the described jaw 13
It is mutually perpendicular to the axis direction of two tong holders.
Be equipped with as a preferred embodiment of the utility model, between the handle 14 for by two handles 14 to
The elastomeric element (not shown) of outer opening, elastomeric element can be compressed spring or elastic rubber etc., it is preferable that select pressure
Contracting spring；
In order to be directed at protrusion 3 with the card slot on cage axis, in the present embodiment, can also be set in circular arc rooved face
A positioning pin (not shown) is set, the positioning pin is located at raised 3 rear, between the positioning pin and the protrusion
Line it is parallel with the axis of the arc groove.
In practical applications, jaw 13 is in occlusive state, is needing to carry out pressure nut under the action of compressed spring
When, handle 14 lightly can be held by worker by finger, and jaw 13 is opened, then nut can be put into jaw 13,
After discharging grip, jaw 13 bites nut under the action of compressed spring.
In order to effectively control the opening degree of jaw 13, and the pressing stability of jaw 13 is improved, in the present embodiment,
The left tong holder 11, the right tong holder 12 middle part inner wall be symmetrically arranged with the limiting slot of the arc-shaped less than semicircle, the limit
There is circular arc chamfering at the top of the cell wall of position slot, be movably provided with guide and limit cylinder 4 in the limiting slot.
The hydraulic drive mechanism includes hydraulic cylinder, the telescopic rod top end setting idler wheel of the hydraulic cylinder and the handle 14
Inner wall be slidably connected, when hydraulic cylinder works, telescopic rod stretches out, and handle 14 is flared out, and drives the handle 14 around hinged
Axis 21 is turned out.
The pressure nut clamp device of the utility model when in use, only need to be by the alignment cage axis top nut of pressure nut jaw and card
Slot, then drive handle to be flared out by hydraulic drive mechanism, jaw is pressed, the fast ram compression of nut outer wall in jaw will be located at
In the card slot for entering cage axis, nut stopping function is realized, tap without artificial, labor intensity of workers is reduced, to improve
Assembly efficiency and security reliability.
It should be appreciated that the regular job habit and Figure of description of the noun of locality is binding operation person and user and set
Vertical, their appearance should not influence the protection scope of the utility model.
Combine figure embodiment that the utility model is described in detail above, those skilled in the art can root
Many variations example is made to the utility model according to above description.Thus, certain details in embodiment should not constitute practical to this
Novel restriction, the utility model will be using the ranges that the appended claims define as the protection scope of the utility model.
Claims (8)
1. be used for cage axis top nut retaining pressure nut jaw, which is characterized in that including left tong holder (11), right tong holder (12),
Tong holder seat (2)；The left tong holder (11), right tong holder (12) front end are jaw (13), after the left tong holder (11), right tong holder (12)
End is handle (14)；Wherein, the left tong holder (11), right tong holder (12) middle part are hinged with tong holder seat (2) both ends respectively, make
Jaw (13) expansible or occlusion, the jaw (13) is by the left tong holder (11), right tong holder (12) front inner wall
Arc groove is formed, and the jaw (13) and the Circular Thin of nut match；The surface of at least one arc groove is equipped with convex
It rises (3), the protrusion (3) is used for when stinging pressure positioned at the nut outer wall of groove position on the cage axis, will be outside the nut
Wall is locally squeezed to the card slot.
2. pressure nut jaw according to claim 1, which is characterized in that the surface of two arc grooves is equipped with described
Raised (3).
3. pressure nut jaw according to claim 1, which is characterized in that opening direction and the left side of the jaw (13)
The axis direction of tong holder (11) is substantially parallel or is mutually perpendicular to.
4. pressure nut jaw according to claim 1, which is characterized in that be equipped between the handle (14) for by two
The outward elastomeric element of the handle (14).
5. pressure nut jaw described in any one of -4 according to claim 1, which is characterized in that the left tong holder (11), described
Inner wall is symmetrically arranged with the limiting slot of the arc-shaped less than semicircle in the middle part of right tong holder (12), has circle at the top of the cell wall of the limiting slot
Arc chamfering is movably provided with guide and limit cylinder (4) in the limiting slot.
6. pressure nut jaw according to claim 5, which is characterized in that the circular arc rooved face further includes a positioning pin,
The positioning pin is located at the rear of raised (3), line and the arc groove between the positioning pin and raised (3)
Axis it is parallel.
7. a kind of pressure nut clamp device, which is characterized in that including pressing nut jaw (1), hydraulic drive mechanism, the pressure nut pincers
Mouth (1) is pressure nut jaw as claimed in any one of claims 1 to 6, and the hydraulic drive mechanism is interior with the handle (14)
Wall is connected, and the handle (14) can be driven to be turned out around articulated shaft.
8. pressure nut clamp device according to claim 7, which is characterized in that the hydraulic drive mechanism includes hydraulic cylinder,
The inner wall of telescopic rod top end the setting idler wheel and the handle (14) of the hydraulic cylinder is slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821226918.8U CN208614671U (en) | 2018-08-01 | 2018-08-01 | Pressure nut jaw and pressure nut clamp device for cage axis top nut retaining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821226918.8U CN208614671U (en) | 2018-08-01 | 2018-08-01 | Pressure nut jaw and pressure nut clamp device for cage axis top nut retaining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208614671U true CN208614671U (en) | 2019-03-19 |
Family
ID=65708237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821226918.8U Active CN208614671U (en) | 2018-08-01 | 2018-08-01 | Pressure nut jaw and pressure nut clamp device for cage axis top nut retaining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208614671U (en) |
-
2018
- 2018-08-01 CN CN201821226918.8U patent/CN208614671U/en active Active
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| GR01 | Patent grant |