CN219059057U

CN219059057U - Spring tube stress treatment equipment

Info

Publication number: CN219059057U
Application number: CN202223301340.7U
Authority: CN
Inventors: 谈书平; 张凤花
Original assignee: Kunshan Yonghongda Precision Instrument Co ltd
Current assignee: Kunshan Yonghongda Precision Instrument Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-23
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to spring tube stress treatment equipment, which comprises a machine case, a working case and a safety door, wherein the machine case is positioned at the rear end of the working case, a driving motor is arranged in the machine case, a heating bin is arranged in the working case, a movable storage bin is arranged in the heating bin, the heating bin comprises an annular cover, a plurality of electric heating rods are arranged outside the annular cover, the movable storage bin comprises a circular bin body, a multi-layer plate frame is arranged in the bin body, an upper movable support and a lower movable support are fixedly arranged at the upper end and the lower end of the circular bin body, and two linear sliding tables are arranged at the lower end of the lower movable support. The beneficial effects of the utility model are as follows: the device adopts the cooperation of heating storehouse and removal storage storehouse to use, accomplishes under the work box closed state to spring pipe heating, refrigerated processing, rotates the mode of heating through the heating storehouse, makes the removal storage storehouse in the spring pipe evenly be heated, avoids leading to the phosphorus on spring pipe surface to be burnt out because of local high temperature, and the stress eliminates incomplete defective phenomenon, reduces the disability rate.

Description

Spring tube stress treatment equipment

Technical Field

The utility model relates to the technical field of spring tube manufacturing, in particular to spring tube stress treatment equipment.

Background

The spring tube is also called a Bowden tube, is a key elastic part of various pressure gauges, is integrally C-shaped, has one fixed end and one movable end, has an oval or flat section, and is expanded into a round shape by the action of the internal pressure of the tube, so that the movable end generates displacement with a certain relation with the pressure;

the spring tube is difficult to manufacture and high in rejection rate, the main scrapping reason is that the annealing quality cannot meet the process requirement, the annealing aim is to eliminate the cold work hardening stress of the raw material so as to adapt to the requirements of deformation quantity generated during the initial rolling, finish rolling and bend forming of the spring tube, and the comprehensive performance requirements of the elasticity, strength and hardness of the spring tube are met after the processing is finished;

during stress treatment, the factor influencing the annealing quality is that part of phosphorus is burnt out during heating, the content of phosphorus can greatly improve the elastic limit and fatigue strength of a material, in the prior art, the spring tube is heated in an electric furnace during annealing, the spring tube is directly contacted with air, in high-temperature heating, part of phosphorus on the surface of the spring tube is burnt out, and in a box-type electric furnace, the part of the spring tube far away from a resistance wire and close to the resistance wire is heated unevenly, the stress is eliminated incompletely, so that the internal stress is generated in the process of rapid cooling after hot water is added after annealing, the inner diameter rebound of the spring tube is influenced to be too large during the forming of an elbow, and no surplus material at two ends can be cut off and scrapped;

the patent numbers are as follows: CN 217839204U: the utility model provides a box annealing stove, includes the furnace body, annealing room has been seted up to the furnace body inside, annealing room inside is equipped with puts things in good order the mechanism, put things in good order the mechanism and constitute by base frame, main part support and bear the tray, main part support fixedly connected with slot in base frame top, the equal fixedly connected with bolt in main part support both ends, bear the equal fixedly connected with bolt in tray both sides, two the bolt respectively with two the slot peg graft mutually, the equal fixedly mounted in base frame bottom four corners has movable pulley, fixedly connected with strengthening rib between main part support and the base frame, the strengthening rib slope sets up, bear the equal fixedly connected with in tray top both sides and carry the handle. The stacking mechanism is arranged in the annealing chamber and consists of a base frame, a main body support and a bearing tray, a movable pulley is arranged at the bottom of the base frame, the stacking mechanism can conveniently move between an inner slideway and an outer slideway, a bolt is inserted into a slot, the assembly of the bearing tray and the main body support can be rapidly completed, workpieces to be annealed can be neatly stacked in the bearing tray, a plurality of bearing trays are placed in an upper-lower layered manner, accumulation cannot be formed between the workpieces, and the annealing effect is improved;

the above case solves the problem that the workpieces are stacked and not stacked, but cannot meet the efficiency of completely and uniformly heating the workpieces.

Disclosure of Invention

The purpose of the utility model is that: a spring tube stress treatment apparatus is provided to address the problems set forth in the background above.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a spring pipe stress treatment facility, includes quick-witted case, work box and emergency exit, the machine case is located the work box rear end, the quick-witted incasement is equipped with driving motor, be equipped with the heating storehouse in the work box, be equipped with the removal in the heating storehouse and put the thing storehouse, the heating storehouse includes the annular cover, the annular cover outside is equipped with a plurality of electrical heating sticks, the annular cover rear end with the driving motor drive end is connected, remove and put the thing storehouse and include the circular storehouse body, be equipped with the multilayer grillage in the storehouse body, both ends are fixed to be provided with upper and lower movable support about the circular storehouse body, the lower movable support lower extreme is equipped with two sharp slip tables.

Preferably, the annular cover is made of a strong heat conduction material, and a certain gap is formed between the annular cover and the circular bin body.

Preferably, a plurality of the electric heating rods are fixedly arranged outside the annular cover in a circumferential arrangement.

Preferably, the round bin body is fixedly connected with the multi-layer plate frame, the front end of the round bin body is connected with a bin gate, and ventilation grooves are formed in the upper end and the lower end of the round bin body.

Preferably, the lower ends of the two linear sliding tables are fixedly connected with the lower end of the working box.

Preferably, a slide way is arranged at the upper end of the working box, and the upper movable support is connected with the slide way in a sliding manner through a plurality of guide posts.

Preferably, the safety door is arranged at the front end of the working box, a movable observation window is arranged on the safety door, and a ventilation plate is arranged at the upper end of the working box.

The beneficial effects of the utility model are as follows: the utility model provides a spring pipe stress treatment facility, this device adopts the cooperation of heating storehouse and removal to put the thing storehouse to use, accomplishes under the work box closed state to the spring pipe heating, refrigerated processing, through the mode of heating storehouse rotation heating, makes the removal put the spring pipe in the thing storehouse evenly heated, avoids leading to the phosphorus on spring pipe surface to be burnt out because of local high temperature, stress relief incomplete bad phenomenon reduces the disability rate.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a partial structure of the present utility model;

FIG. 3 is a partial structural elevation view of the present utility model;

fig. 4 is a side view of a partial structure of the present utility model.

In the figure: the device comprises a 1-machine case, a 2-working box, a 3-safety door, a 4-driving motor, a 5-heating bin, a 51-annular cover, 52-electric heating rods, a 6-movable storage bin, a 61-circular bin body, 62-multi-layer plate frames, 63-upper movable brackets, 64-lower movable brackets, 65-linear sliding tables, 66-bin doors, 7-sliding ways, 8-movable observation windows and 9-ventilation plates.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, a spring tube stress treatment device comprises a case 1, a working box 2 and a safety door 3, wherein the case 1 is positioned at the rear end of the working box 2, a driving motor 4 is arranged in the case 1, a heating bin 5 is arranged in the working box 2, the heating bin 5 rotates around a movable storage bin 6 through the driving motor 4, uniform heating in the movable storage bin 6 is guaranteed, the movable storage bin 6 is arranged in the heating bin 5, the heating bin 5 comprises an annular cover 51, a plurality of electric heating rods 52 are arranged on the outer side of the annular cover 51, heat is transmitted to the rear end of the annular cover 51 through the electric heating rods 52 and connected with the driving end of the driving motor 4, the movable storage bin 6 comprises a circular bin body 61, a plurality of layers of plate frames 62 are arranged in the bin body 61 and used for placing a spring tube to be treated, an upper movable support 63 and a lower movable support 64 are fixedly arranged at the upper end and the lower end of the circular bin body 61, and two linear sliding tables 65 are arranged at the lower end of the lower movable support 64 and automatically move the circular bin body 61 out of the heating bin 5 through the upper movable support 63 and the lower movable support 64.

The annular cover 51 is made of a strong heat-conducting material, a certain gap is reserved between the annular cover 51 and the circular bin body 61, and the annular cover 51 is prevented from impacting the circular bin body 61 in the rotating process.

The plurality of electric heating rods 52 are fixedly arranged outside the annular cover 51 in a circumferential arrangement, and the plurality of electric heating rods 52 are uniformly distributed for heating, so that the electric heating rods 52 do not directly heat the circular bin body 61, and uneven heating is prevented.

The round bin body 61 is fixedly connected with the multi-layer plate frame 62, the front end of the round bin body 61 is connected with a bin door 66, and ventilation grooves are formed in the upper end and the lower end of the round bin body 61.

The lower ends of the two linear sliding tables 65 are fixedly connected with the lower end of the working box 2.

The slide way 7 is arranged at the upper end of the working box 2, the upper moving support 63 is connected with the slide way 7 in a sliding manner through a plurality of guide posts, and when the circular bin body 61 is moved out through the linear sliding table 65, the upper moving support 63 slides out together through the guide posts.

The emergency exit 3 sets up in work box 2 front end, is equipped with movable observation window 8 on the emergency exit 3, and emergency exit 3 can wholly open, also can open movable observation window 8 alone, and movable observation window 8 is used for implementing and observes the spring pipe heating state, and work box 2 upper end is equipped with ventilating board 9 for cooling ventilation.

Opening a safety door 3 of the device, starting a linear sliding table 65, moving a circular bin body 61 out of a heating bin 5 towards the front end, then placing a plurality of spring tubes to be treated on a multilayer plate frame 62, placing the spring tubes in a non-overlapping manner, dispersing, closing a bin door 66, resetting the circular bin body 61, closing the safety door 3, setting heating time and heating temperature, starting an electric heating rod 52 and a driving motor 4, enabling the driving motor 4 to enable the heating bin 5 to integrally rotate, and uniformly transmitting heat into a movable storage bin 6 in a mode of heating while rotating;

after the heating is completed, the linear sliding table 65 is started in a state that the safety door 3 is closed, and the ventilation plate at the upper end of the working box 2 is opened, so that the spring tube in the movable storage bin 6 is naturally cooled.

The above examples are provided to further illustrate the utility model and do not limit the utility model to these specific embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be construed as being within the protection scope of the present utility model.

Claims

1. The utility model provides a spring pipe stress treatment facility, includes quick-witted case (1), work box (2) and emergency exit (3), its characterized in that: the utility model discloses a movable storage device, including work box (2), work box (1), be equipped with driving motor (4) in work box (1), be equipped with heating storehouse (5) in work box (2), be equipped with in heating storehouse (5) and remove storage bin (6), heating storehouse (5) are including annular cover (51), annular cover (51) outside is equipped with a plurality of electrical heating stick (52), annular cover (51) rear end with driving motor (4) drive end is connected, remove storage bin (6) including circular storehouse body (61), be equipped with multilayer grillage (62) in the storehouse body (61), both ends are fixed to be provided with upper and lower movable support (63) and lower movable support (64) about the circular storehouse body (61), lower movable support (64) lower extreme is equipped with two sharp slip tables (65).

2. A spring tube stress treatment apparatus as claimed in claim 1, wherein: the annular cover (51) is made of a strong heat conduction material, and a certain gap is reserved between the annular cover (51) and the circular bin body (61).

3. A spring tube stress treatment apparatus as claimed in claim 1, wherein: the plurality of electric heating rods (52) are fixedly arranged outside the annular cover (51) in a circumferential arrangement.

4. A spring tube stress treatment apparatus as claimed in claim 1, wherein: the circular bin body (61) is fixedly connected with the multilayer plate frame (62), the front end of the circular bin body (61) is connected with a bin door (66), and ventilation grooves are formed in the upper end and the lower end of the circular bin body (61).

5. A spring tube stress treatment apparatus as claimed in claim 1, wherein: the lower ends of the two linear sliding tables (65) are fixedly connected with the lower end of the working box (2).

6. A spring tube stress treatment apparatus as claimed in claim 1, wherein: the upper end of the working box (2) is provided with a slide way (7), and the upper moving support (63) is connected with the slide way (7) in a sliding manner through a plurality of guide posts.

7. A spring tube stress treatment apparatus as claimed in claim 1, wherein: the safety door (3) set up in work box (2) front end, be equipped with activity observation window (8) on safety door (3), work box (2) upper end is equipped with ventilation board (9).