KR20120115660A - Spring nut for assembling profile - Google Patents

Spring nut for assembling profile Download PDF

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Publication number
KR20120115660A
KR20120115660A KR1020110033099A KR20110033099A KR20120115660A KR 20120115660 A KR20120115660 A KR 20120115660A KR 1020110033099 A KR1020110033099 A KR 1020110033099A KR 20110033099 A KR20110033099 A KR 20110033099A KR 20120115660 A KR20120115660 A KR 20120115660A
Authority
KR
South Korea
Prior art keywords
nut
spring
profile
leaf spring
fixing hole
Prior art date
Application number
KR1020110033099A
Other languages
Korean (ko)
Inventor
박계섭
Original Assignee
박계섭
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 박계섭 filed Critical 박계섭
Priority to KR1020110033099A priority Critical patent/KR20120115660A/en
Publication of KR20120115660A publication Critical patent/KR20120115660A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
    • F16B37/045—Devices for fastening nuts to surfaces, e.g. sheets, plates specially adapted for fastening in channels, e.g. sliding bolts, channel nuts
    • F16B37/046—Devices for fastening nuts to surfaces, e.g. sheets, plates specially adapted for fastening in channels, e.g. sliding bolts, channel nuts with resilient means for urging the nut inside the channel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
    • F16B7/187—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements with sliding nuts or other additional connecting members for joining profiles provided with grooves or channels

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)

Abstract

PURPOSE: A spring nut for assembling a profile is provided to enhance productivity because a nut constituting a spring nut and a plate spring are simply joined through a concave-convex joining while being supported with the elasticity of the plate spring. CONSTITUTION: A spring nut(10) for assembling a profile comprises a nut(11) and plate spring(13). The nut comprises a retention depression(11b) and round protrusion. The inclined retention depression is formed in a rear end part of a side opposite to a coupling hole(12) of the nut. A retention piece is elastically hung to the retention depression. The round protrusion is formed in a surface directly beneath the retention depression. A fixing hole of the plate spring is joined to the round protrusion. The plate spring comprises the inclined retention piece(13a), the fixing hole, and an ellipse curved portion. The retention piece is hung on the retention depression. The fixing hole is fitted into a projected portion. The ellipse curved portion is formed in a front end part of an elastic piece being extended to be inclined in a side of the fixing hole.

Description

Spring nut for assembling profile}

The present invention relates to a spring nut for assembling a profile, and more particularly, by inserting into a rail-shaped groove formed in the longitudinal direction of a profile to be fastened to a bolt for fixing a bracket, various structures can be easily assembled using the profile. A spring nut for assembling a profile is provided.

In general, the spring nut (Spring nut) is to fasten the bolt through the long hole of the bracket in the state of being inserted into the rail-shaped nut groove of the profile, so that it is possible to easily assemble various structures using the profile.

In addition, the profile is made of light aluminum, which has high strength, good corrosion resistance and good extrusion processability, and has excellent anodization treatment, and is a structure for manufacturing various automation equipments used in industrial sites, including conveyor frames, work benches, display stands, dies, It is used when manufacturing various billboard frames, ladders, and the like, and its use is not limited to any particular field.

Such a profile is provided with a rail-type nut groove with a front nut on which a spring nut is fitted on a longitudinal center line of each side, and is used by cutting to an appropriate length for each part when manufacturing various structures.

When fabricating a structure using the profile described above, in order to combine two profiles coupled to each other at a predetermined angle, for example, at right angles, first, a spring nut is inserted into the nut groove of each of the profiles so that the leaf spring faces inward and then moves to a predetermined position. After the movement, the spring nut is kept in a stop position as the elastic force of the leaf spring provided on one side facing inwardly pushes the nut outward.

Here, the predetermined position of the spring nut refers to a position coinciding with the long hole of the right angle bracket for fastening the fastening hole of the nut to the connection portion forming a right angle when combining the two profiles in a right angle form.

After moving the spring nut to the predetermined position of the nut groove, the orthogonal part of the bracket is brought into contact with the connection part which forms the right angle of the two profiles, and then the bolts respectively pass through the long holes of the bracket to fasten the fastening holes of the nut, It is to be able to combine the two profiles in a rectangular shape easily, it is possible to more easily produce a variety of structures using a variety of profiles by the above method.

As a conventional technique of the same type as a spring nut used in the production of a structure using such a profile, Korean Utility Model Publication No. 1997-42379 (Frame Nuts for Fixing Frames) is known.

The fixing frame for the frame frame is a coal piece having an inclined surface of a predetermined angle at the bottom of the fixing nut that can be inserted into the frame frame, so that the coal piece is grounded on the inner surface of the recess guide groove of the frame frame by its elasticity It is made up.

The conventional fixing nut is spot welding one end of the coal piece to the bottom of the nut (spot welding), when the whole nut is plated after welding the coal pieces to the nut, the material of the stainless steel and the nut, the material of the coal piece Phosphorus has a problem that the plating is not made well because the physical properties are different, and when welding the coal pieces after plating the nut first, there is a problem that the weld marks appear dirty and appearance is not good.

In addition, when welding and fixing the coal pieces to the nut as described above, there is a hassle to carry out the welding manually by hand on the tool using a resistance welding machine, in particular because the welding work is a risk, inevitably due to work by skilled workers Not only does labor cost rise, but it is not a condition that can be done as a side job (lower wage) in the form of home-based handicraft in general households.

Therefore, an object of the present invention is to facilitate the coupling of the nut and the leaf spring constituting the spring nut, thereby providing a condition to enable mass production from the home side, thereby preventing corrosion even in high humidity. In addition, to provide a spring nut for profile assembly to secure the coupling state of the nut and the leaf spring.

This problem is caused by the spring force of the leaf spring, one end of which is welded to the bottom face of the nut fitted into the rail-shaped nut groove formed in the longitudinal direction of the profile, to push the nut outward so that it remains stationary at a fixed position after movement. In the nut, the nut is formed on the opposite end side opposite the fastening hole of the nut is inclined engaging groove that is elastically caught by the leaf spring and rounded protrusions are coupled to the fixing hole of the leaf spring on the lower surface directly below the locking groove; The nut has a corresponding inclined locking piece that is hung on the locking groove that is coupled to the rear end side opposite the fastening hole of the nut, and at the tip of the fixing hole fitted to the protrusion and the resilient piece extending inclined from the fixing hole side. Achieved with a spring nut for profile assembly, characterized by consisting of a leaf spring with an elliptical bend Can.

In the spring nut for profile assembly according to the present invention, the coupling between the nut constituting the spring nut and the leaf spring is supported by the elasticity of the leaf spring, so that the spring nut can be easily made through uneven coupling, thereby improving productivity. This can contribute to productivity improvement by providing conditions that allow production from a general family to a side job.

In addition, the present invention has the effect of preventing the corrosion of the nut even if used in places where the humidity of the vessel, such as brass, and the material of the leaf spring to replace the material of the plate spring with phosphor bronze.

In addition, the present invention, while the coupling between the nut and the leaf spring constituting the spring nut is supported by the elasticity of the leaf spring to be made easily through the uneven coupling, by expanding the uneven coupling portion through the punching, the coupling of the nut and the leaf spring There is also an effect that can make the state more robust.

1 is a perspective view showing the configuration of a spring nut according to the present invention
Figure 2 is an exploded perspective view of the nut and the leaf spring according to the present invention
Figure 3 is a perspective view showing a state coupling the leaf spring to the nut according to the present invention
4 is a longitudinal sectional view of a spring nut according to the present invention;
5 to 7 are explanatory diagrams showing a step of combining the two profiles by applying the spring nut according to the present invention to the profile
8 is a partial cross-sectional view showing in detail the bonding state of the profile of FIG.
9 is a longitudinal sectional view showing another embodiment of a spring nut according to the present invention;

1 to 5, the spring nut for profile assembly according to the present invention is a leaf spring whose one end is welded to the bottom surface of the nut 11 fitted into the rail-shaped nut groove 1a formed in the longitudinal direction of the profile 1. In the spring nut (10), the elastic force of the (13) pushes the nut (11) outward so as to remain stationary at a fixed position after the movement.

The leaf spring 13 is elastically supported by the fitting engagement with respect to the other end portion of the nut 11 provided with the fastening hole 12 biased to one end.

Here, the nut 11 may be a block body fitted into the nut groove 1a of the profile 1.

The nut 11 may be made of iron or brass, and the leaf spring 13 may be stainless steel or phosphor bronze.

The nut 11 has a stepped jaw 11a that is hung on both sides of the front of the nut groove 1a of the profile at both ends in the longitudinal direction thereof, and a leaf spring 13 at the rear end side opposite to the fastening hole 12. A locking groove 11b in which the locking piece of the locking jaw is elastically caught, and a fixed hole of the leaf spring 13 is coupled to the lower surface of the locking groove 11b so as to stabilize the posture of the leaf spring 13. 11c).

The stepped portion 11a prevents the nut 11 from being detached in a state in which the stepped portion 11a is chinned to both sides of the front opening portion of the nut groove 1a.

The fastening hole 12 is formed in a vertical through state from one side surface of the nut 11 facing in the nut groove 1a outward direction.

The leaf spring 13 is bent in a "c" shape so that the rear end portion may be elastically supported while being in close contact with the rear end surface opposite the fastening hole 12 of the nut 11, and at the lower fixing hole 13b side of the leaf spring 13. An obliquely extending tip is formed at an inclined tip, and the bent portion smoothly contacts the nut 11 when moving the nut 11 on the nut groove 1a, while the nut 11 is elastically supported by pushing the nut 11 outward. (11) is to maintain the stop state on the nut groove (1a).

An inclined locking piece 13a having elasticity corresponding to the inclined locking groove 11b of the rear end upper surface of the nut 11 is provided on the upper plate surface of the rear end bent portion of the leaf spring 13, and the The lower plate surface is formed with a fixing hole (13b) fixed in the fitting manner corresponding to the rounded protrusion (11c).

Accordingly, when the leaf spring 13 is coupled to the nut 11, the open portion of the leaf spring 13 is moved to the rear end side of the nut 11 opposite to the fastening hole 12 of the nut 11. In this case, the locking piece 13a is positioned upward, the fixing hole 13b is positioned downward, so that the locking piece 13a of the leaf spring 13 has the elasticity in the locking groove 11b. The locking hole 13b is secured to the posture while being easily fitted into the round protrusion 11c.

Referring to the operation of the spring nut for profile assembly according to the present invention configured as described above are as follows.

For example, the coupling state of the profile 1 to form a right angle by applying the spring nut for profile assembly according to the present invention, as shown in Figure 5, the nut groove of the profile (1 ') located horizontally ( The spring nut 10 is inserted into the spring nut 10 to 1a and then moved to a predetermined position. Then, the spring nut 10 is also plated in the nut groove 1a of the profile 1 "positioned vertically. The spring 13 is inserted inward and then moved to a predetermined position.

At this time, the elliptic curved portion formed at the tip of the resilient piece extending inclined at the fixing hole 13b side of the leaf spring 13 is to be in smooth contact when moving the nut 11 on the nut groove (1a).

The spring nut 10 moved in this way pushes the nut 11 to the outside due to the elastic force of the leaf spring 13 provided on one side facing inward, so that the nut 11 is stepped 11a at both ends. The nut groove (1a) in front of the jaw caught on both sides of the opening without being detached to maintain a stationary state.

In this state, as shown in Fig. 6, the right angle bracket 3 is positioned at the inner surface where the profiles 1 'and 1 "positioned horizontally and vertically cross each other, and then the bolts 2 are respectively attached to the bracket ( When the long holes drilled on both sides of the 2) are fastened to the fastening holes 12 of the nut 11, the nut 11 is moved to the front of the nut groove 1a when the bolt 2 is fastened to the fastening hole 12. Pulled into the open portion of the stepped jaw (11a) is firmly fixed in a state caught on both sides of the open portion is coupled to the shape as shown in FIG.

The cross section of the portion where the two profiles 1 ′ 1 ″ are joined at right angles is shown well in FIG. 8.

In the spring nut 10 according to the present invention, the leaf spring 13 is coupled to the nut 11, and the open portion of the leaf spring 13 is fitted to the rear end side opposite to the fastening hole 12 of the nut 11. As a result, the engaging pieces 13a of the leaf springs 13 are caught by the locking grooves 11b and the fixing holes 13b are fitted into the protrusions 11c. 11) will not fall back.

In addition, the spring nut 10 according to the present invention, the material of the nut 11 is made of brass, and the material of the leaf spring 13 is made of phosphor bronze to prevent corrosion during use in a place with high humidity such as a ship. You may.

In addition, as another embodiment of the spring nut 10 according to the present invention, as shown in Fig. 9, the rounded projection 11c of the nut 11 protruding into the fixing hole 13b of the leaf spring 13 is punched out. By expanding the protrusion 11c in the centrifugal direction (refer to the dashed-dotted line), the coupling state between the fixing hole 13b and the nut 11 can be further strengthened.

10: spring nut 11: nut
11a: step 11b: locking groove
11c: protrusion 12: fastener
13: leaf spring 13a: locking piece
13b: Fixing hole 1,1 ', 1 ": Profile
1a: Nut groove 2: Bolt
3: bracket

Claims (3)

The elasticity of the plate spring 13 made of stainless steel, one end of which is welded to the bottom surface of the iron nut 11 fitted into the rail nut groove 1a formed in the longitudinal direction of the profile 1, In the spring nut 10 to be pushed outward to maintain the stop state at a predetermined position after the movement,
An inclined locking groove 11b in which the engaging piece of the leaf spring 13 is elastically jawed at the rear end side opposite the fastening hole 12 of the nut and the lower surface of the leaf spring 13 directly below the locking groove 11b. A nut 11 having a round protrusion 11c to which the fixing hole is coupled;
It has a corresponding inclined locking piece (13a) jaw caught in the locking groove (11b) for engaging by fitting the open portion to the rear end side opposite the fastening hole (12) of the nut (11), and inserted into the protrusion (11c) The spring nut for profile assembly, characterized in that consisting of; a fixed spring (13b) and an elliptic curved portion formed at the tip of the resilient piece extending inclined at the fixing hole (13b) side.
The method of claim 1,
Punching the round protrusion 11c of the nut 11 protruding into the fixing hole 13b of the leaf spring 13 to expand the protrusion 11c in the centrifugal direction to engage the fixing hole 13b with the protrusion 11c. A spring nut for assembling a profile, which is configured to be solid. The method of claim 1,
The nut 11 is made of brass, and the material of the leaf spring 13 is made of phosphor bronze.















KR1020110033099A 2011-04-11 2011-04-11 Spring nut for assembling profile KR20120115660A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110033099A KR20120115660A (en) 2011-04-11 2011-04-11 Spring nut for assembling profile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110033099A KR20120115660A (en) 2011-04-11 2011-04-11 Spring nut for assembling profile

Publications (1)

Publication Number Publication Date
KR20120115660A true KR20120115660A (en) 2012-10-19

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ID=47284228

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110033099A KR20120115660A (en) 2011-04-11 2011-04-11 Spring nut for assembling profile

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KR (1) KR20120115660A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101535855B1 (en) * 2014-06-26 2015-07-13 김경록 Spring Nuts of profile and manufacturing mold
WO2015109815A1 (en) * 2014-01-21 2015-07-30 蒋新雄 Slotted rear-mounted screw cap

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015109815A1 (en) * 2014-01-21 2015-07-30 蒋新雄 Slotted rear-mounted screw cap
KR101535855B1 (en) * 2014-06-26 2015-07-13 김경록 Spring Nuts of profile and manufacturing mold

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E601 Decision to refuse application