CN211689155U - Quenching device for memory spring production - Google Patents

Abstract

The utility model discloses a quenching device for memory spring production, which belongs to the technical field of spring production, and comprises a hook, wherein the right end of the hook is fixedly connected with a connecting rod, the right end of the connecting rod is provided with a movable rod, a built-in cavity is formed in the connecting rod, a movable circular plate is slidably connected with the built-in cavity, the right end of the connecting rod is provided with a through hole communicated with the built-in cavity, an inserted rod is inserted in the through hole, the inserted rod is positioned at the right side of the movable circular plate and is rotationally connected with the movable circular plate, a compression spring is fixedly connected between the movable circular plate and the inner wall of the right side of the built-in cavity, the compression spring is positioned at the outer side of the inserted rod, the outer end of the movable rod is provided with a fixed round head matched with the fixed groove, when the memory spring is quenched, the collection work of the memory spring is simpler and more convenient.

Description

Quenching device for memory spring production

Technical Field

The utility model relates to a spring production technical field, more specifically say, relate to a guenching unit is used in memory spring production.

Background

The memory spring is made by winding shape memory alloy wires, utilizes the memory effect of the shape memory alloy, and is divided into a one-way memory spring and a two-way memory spring, and the springs are also typical structural forms of industrial shape memory alloy elements. After elongation, hot water or hot air is used as a heat source, the temperature of the original length is restored to 65-85 ℃, and the original length is manufactured according to the requirements of customers. The martensite phase (i.e., the phase structure at low temperature, which is referred to herein as room temperature) of the shape memory alloy is a soft phase, and the parent phase (i.e., the phase structure at high temperature, which is referred to herein as 65 ℃ to 85 ℃) is a hard phase.

A utility model with the patent number of CN201620204821.1 introduces a spring quenching hook device, which comprises two cylindrical guide rails arranged above a quenching tank, and a movable cross rod directly arranged above the guide rails; the two ends of the cross rod are provided with rollers, and the middle grooves of the rollers are matched with the guide rails in size; a rolling bearing is arranged in the middle of the roller and connected with the cross rod; the hook is hung on the cross rod. The bottom of the hook is used for hanging the spring, the middle elbow is hung on the cross rod to enable the spring to be completely immersed in the quenching liquid, and the top elbow is used for hanging operation by using the lifting device. The device has simple design and reasonable structure, and can set a plurality of cross rods and hooks according to the size of the quenching tank and the process requirements to match the beat and the quantity of continuous production, thereby fully ensuring the quenching cooling time of the spring and realizing the high-efficiency and high-quality spring production.

However, the hook of the utility model lacks a sealing device, so that the spring is easy to fall off from the hook in the quenching process of the memory spring, thereby increasing the collection difficulty of the memory spring after quenching.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a guenching unit is used in memory spring production, it can realize when quenching to memory spring for memory spring is difficult for coming off from the couple, thereby makes the back that finishes quenching, and is more simple and convenient to memory spring's collection work.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A quenching device for memory spring production comprises a hook, the right end of the hook is fixedly connected with a connecting rod, the right end of the connecting rod is provided with a movable rod, a built-in cavity is chiseled in the connecting rod, a movable circular plate is connected in the built-in cavity in a sliding way, the right end of the connecting rod is provided with a through hole communicated with the built-in cavity in a chiseled way, an inserted rod is inserted in the through hole, the inserted link is positioned at the right side of the movable circular plate and is rotationally connected with the movable circular plate, a compression spring is fixedly connected between the movable circular plate and the inner wall at the right side of the built-in cavity, the compression spring is positioned outside the inserted link, the outer end of the movable link is provided with a fixed groove, the outer end of the hook is fixedly connected with a fixed round head matched with the fixed groove, the memory spring is not easy to fall off from the hook when the memory spring is quenched, and the memory spring is more simple and convenient to collect after quenching is finished.

Furthermore, the outer end of the movable rod is fixedly connected with a pull ring, anti-slip lines are carved on the surface of the pull ring, so that technicians can conveniently pull the pull ring through the pull ring, and the hands of operators are not easy to slip when contacting with the pull ring through the anti-slip lines.

Furthermore, the outer end of the movable circular plate is provided with a pair of limiting holes, limiting rods are inserted into the limiting holes, the limiting rods are located in the built-in cavity and are fixedly connected with the left inner wall and the right inner wall of the built-in cavity, the movable circular plate is not easy to rotate when sliding through the limiting holes and the limiting rods which are matched with each other, and therefore the compression spring is not easy to damage due to rotation.

Further, fixed button head and the inside equal fixedly connected with magnet piece of movable rod, two the magnet piece inter attraction through setting up the magnet piece of inter attraction, can be so that fixed button head and the difficult separation of movable rod.

Furthermore, the outer end of the movable circular plate is provided with a rotary groove, a rotary block is connected in the rotary groove in a rotating mode, the rotary block is fixedly connected with the inserted bar, and the inserted bar and the movable circular plate can rotate through the rotary groove and the rotary block.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme can realize that the memory spring is not easy to fall off from the hook when the memory spring is quenched, so that the memory spring is more simple and convenient to collect after the quenching is finished.

(2) The outer end of the movable rod is fixedly connected with a pull ring, anti-skidding lines are carved on the surface of the pull ring, technicians can conveniently pull the pull ring by arranging the pull ring, and the hands of operators are not easy to slip when contacting with the pull ring by arranging the anti-skidding lines.

(3) The outer end of the movable circular plate is provided with a pair of limiting holes, limiting rods are inserted into the limiting holes, the limiting rods are located in the built-in cavities and are fixedly connected with the left inner wall and the right inner wall of the built-in cavities, and the movable circular plate is not easy to rotate when sliding through the limiting holes and the limiting rods which are matched with each other, so that the compression spring is not easy to damage due to rotation.

(4) Fixed button head and the inside equal fixedly connected with magnet piece of movable rod, two magnet pieces inter attraction through setting up the magnet piece of inter attraction, can be so that fixed button head and the difficult separation of movable rod.

(5) The outer end of the movable circular plate is provided with a rotary groove, a rotary block is rotationally connected in the rotary groove and fixedly connected with the inserted rod, and the inserted rod and the movable circular plate can rotate by arranging the rotary groove and the rotary block.

Drawings

FIG. 1 is a cross-sectional view of the hook portion of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a cross-sectional view of the memory spring of the present invention.

The reference numbers in the figures illustrate:

the device comprises a hook 1, a connecting rod 2, a movable rod 3, a built-in cavity 4, a movable circular plate 5, a through hole 6, an inserted rod 7, a compression spring 8, a fixed groove 9, a fixed round head 10, a pull ring 11, a limiting hole 12, a limiting rod 13 and a rotating block 14.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a quenching device for memory spring production comprises a hook 1, a memory spring is sleeved on the outer side of the hook 1 when in use, the right end of the hook 1 is fixedly connected with a connecting rod 2, the right end of the connecting rod 2 is provided with a movable rod 3, the movable rod 3 rotates to the upper side in an initial state, as shown in fig. 3, a built-in cavity 4 is chiseled in the connecting rod 2, a movable circular plate 5 is connected in the built-in cavity 4 in a sliding manner, a through hole 6 communicated with the built-in cavity 4 is chiseled at the right end of the connecting rod 2, an inserting rod 7 is inserted in the through hole 6, the inserting rod 7 is positioned at the right side of the movable circular plate 5 and is rotatably connected with the movable circular plate 5, a compression spring 8 is fixedly connected between the inner wall of the right side of the movable circular plate 5 and the built-in cavity, the outer end of the hook 1 is fixedly connected with a fixed round head 10 matched with the fixed groove 9.

Referring to fig. 1-2, the outer end of the movable rod 3 is fixedly connected with a pull ring 11, the surface of the pull ring 11 is carved with anti-slip patterns, the pull ring 11 can be conveniently pulled by a technician by setting the pull ring 11, the anti-slip patterns can make the hand of an operator not easily slip when contacting the pull ring 11, the outer end of the movable circular plate 5 is provided with a pair of limiting holes 12, the limiting holes 12 are internally inserted with limiting rods 13, the limiting rods 13 are located in the built-in cavity 4 and fixedly connected with the left and right inner walls of the built-in cavity 4, the movable circular plate 5 can be made not easily rotate when sliding by setting the limiting holes 12 and the limiting rods 13 which are mutually matched, and therefore the compression spring 8 is not easily damaged by rotation.

Referring to fig. 1-3, the fixed round head 10 and the movable rod 3 are both fixedly connected with magnet blocks, the two magnet blocks attract each other, the fixed round head 10 and the movable rod 3 are not easy to separate by arranging the magnet blocks attracting each other, the outer end of the movable circular plate 5 is provided with a rotary groove, the rotary groove is rotatably connected with a rotating block 14, the rotating block 14 is fixedly connected with the inserted rod 7, and the inserted rod 7 and the movable circular plate 5 can rotate by arranging the rotary groove and the rotating block 14.

When the operator uses the utility model, figure 3 is the initial state, the first step, the memory spring is placed outside the hook 1, in a second step, shown in fig. 3, the operator holds the tab 11 with his hand and pulls the movable lever 3 to the right, the movable rod 3 is biased to the right, the compression spring 8 is extended, and the movable rod 3 is rotated by 180 deg., the fixing knob 10 is aligned with the fixing groove 9, when the force applied to the movable rod 3 is reduced, the movable rod 3 is reset by the compression spring 8, so that the movable rod 3 slowly moves left until the fixed round head 10 extends into the fixed groove 9 and abuts against the inner bottom end of the fixed groove 9, compared with the prior art, the utility model discloses can realize when quenching to memory spring for memory spring is difficult to drop from couple 1, thereby makes the back that finishes quenching, and is more simple and convenient to memory spring's collection work.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. The utility model provides a quenching device is used in memory spring production, includes couple (1), its characterized in that: the right end of the hook (1) is fixedly connected with a connecting rod (2), the right end of the connecting rod (2) is provided with a movable rod (3), a built-in cavity (4) is chiseled in the connecting rod (2), a movable circular plate (5) is connected in the built-in cavity (4) in a sliding way, the right end of the connecting rod (2) is provided with a through hole (6) communicated with the built-in cavity (4), an inserting rod (7) is inserted into the through hole (6), the inserting rod (7) is positioned at the right side of the movable circular plate (5) and is rotationally connected with the movable circular plate (5), a compression spring (8) is fixedly connected between the movable circular plate (5) and the inner wall of the right side of the built-in cavity (4), the compression spring (8) is positioned at the outer side of the inserted link (7), the outer end of the movable link (3) is provided with a fixed groove (9), the outer end of the hook (1) is fixedly connected with a fixed round head (10) matched with the fixed groove (9).

2. The quenching device for producing the memory spring as claimed in claim 1, wherein: the outer end of the movable rod (3) is fixedly connected with a pull ring (11), and anti-skid lines are carved on the surface of the pull ring (11).

3. The quenching device for producing the memory spring as claimed in claim 1, wherein: the outer end of the movable circular plate (5) is provided with a pair of limiting holes (12), limiting rods (13) are inserted into the limiting holes (12), and the limiting rods (13) are located in the built-in cavity (4) and fixedly connected with the left inner wall and the right inner wall of the built-in cavity (4).

4. The quenching device for producing the memory spring as claimed in claim 1, wherein: fixed button head (10) and the equal fixedly connected with magnet piece in movable rod (3) inside, two the magnet piece inter attraction.

5. The quenching device for producing the memory spring as claimed in claim 1, wherein: the outer end of the movable circular plate (5) is provided with a rotary groove, a rotating block (14) is connected in the rotary groove in a rotating mode, and the rotating block (14) is fixedly connected with the inserted rod (7).

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