CN213060953U

CN213060953U - Tempering furnace for spring processing

Info

Publication number: CN213060953U
Application number: CN202022111116.6U
Authority: CN
Inventors: 戈斯凯; 蒋苏春
Original assignee: Kunshan Laibikang Spring Co ltd
Current assignee: Kunshan Laibikang Spring Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-04-27
Anticipated expiration: 2030-09-23

Abstract

The utility model relates to a tempering furnace of spring processing relates to the field of spring processing equipment, its include the frame, set up in furnace body in the frame and erect in conveyer belt in the frame, the conveyer belt passes the furnace body, the frame is followed the width direction of conveyer belt rotates and is provided with the scraper blade, the frame is provided with and is used for the drive the scraper blade with the subassembly that compresses tightly of conveyer belt lower extreme face butt, the frame is provided with and is used for adjusting the scraper blade with the adjusting part of pressure between the conveyer belt. This application utilizes to compress tightly the subassembly and applys certain effort to the scraper blade, will block under the spring on conveyer belt surface scrapes, has to a certain extent and prevents that the spring from following the conveyer belt and continuing the motion and carry out secondary heating, effectively promotes the production quality's of spring effect.

Description

Tempering furnace for spring processing

Technical Field

The utility model relates to a field of spring processing equipment especially relates to a tempering furnace of spring processing.

Background

The continuous hot air tempering furnace is one kind of continuous industrial heat treating apparatus, and has metal material fed via conveying net belt into the hearth and heated at 650 deg.c to the outlet, so that it is suitable for continuous tempering of spring, spring cushion, chain, standard part, vehicle part, bearing, piston ring, etc. and has the advantages of high operation efficiency, saving in labor and time, etc.

The prior Chinese patent with the patent application number of CN201620483764.5 proposes a continuous tempering furnace for spring processing, which comprises a furnace body, a feeding unit, a discharging unit and a cooling fan, wherein a hearth is arranged in the furnace body, the hearth penetrates through the left side and the right side of the furnace body, heat conducting wires are uniformly distributed outside the hearth and are positioned in the furnace body, a lifting channel is arranged in the furnace body, two ends of the lifting channel are respectively communicated with the hearth and a heat regeneration chamber, the heat regeneration chamber is positioned at the top of the furnace body, a chimney is arranged at the top of the right side of the heat regeneration chamber, a gas device is arranged above the furnace body, and the gas device is communicated with the interior; the left side of the furnace body is provided with a feeding unit, the feeding unit comprises a feeding frame, a feeding driving roller, a feeding driven roller and a feeding belt, the feeding driving roller, the feeding driven roller and the feeding belt are arranged on the feeding frame, and the feeding belt is wound on the feeding driving roller and the feeding driven roller; and a discharging unit is arranged on the right side of the furnace body.

Aiming at the related technology, the spring is conveyed into the furnace body by the feeding belt, the spring is easily clamped by the gap of the feeding belt, and the spring returns into the furnace body again to be heated along with the feeding belt, and the inventor thinks that the spring is repeatedly heated for many times and has the defect of influencing the production quality of the spring.

SUMMERY OF THE UTILITY MODEL

In order to improve the material loading area and block the problem that the spring carries out secondary heating, this application provides a tempering furnace of spring processing.

The application provides a tempering furnace of spring processing adopts following technical scheme:

the utility model provides a tempering furnace of spring processing, includes the frame, set up in furnace body in the frame and erect in conveyer belt in the frame, the conveyer belt passes the furnace body, the frame is followed the width direction of conveyer belt rotates and is provided with the scraper blade, the frame is provided with and is used for the drive the scraper blade with the subassembly that compresses tightly of conveyer belt lower extreme butt, the frame is provided with and is used for adjusting the scraper blade with the adjusting part of pressure between the conveyer belt.

Through adopting above-mentioned technical scheme, the spring that processing was accomplished follows the conveyer belt and moves to carrying out the tempering heating in the furnace body, give the higher elastic limit of spring, yield point and toughness, the spring card passes the furnace body in the clearance department of conveyer belt, continue to follow the conveyer belt and move to the conveyer belt below, the scraper blade is hugged closely the conveyer belt under the effect that compresses tightly the subassembly and is scraped the spring of card in conveyer belt clearance, prevent to a certain extent that the spring from following the conveyer belt and continuing to move and carry out the secondary heating, effectively promote the production quality of spring, simultaneously under the effect of adjusting part, the effort to the conveyer belt of regulation scraper blade, prevent to a certain extent that the effort between scraper blade and the conveyer belt is too big, the spring blocks conveyer belt and scraper blade with simultaneously, thereby lead to conveyer belt shut down.

Optionally, the scraper blade is kept away from the one end of conveyer belt along with the parallel direction of scraper blade is provided with the pivot, the pivot both ends all rotate and are connected with the rolling bearing, rolling bearing with frame fixed connection.

Through adopting above-mentioned technical scheme, the scraper blade is through the pivot at the internal rotation of taking the pedestal bearing, and the scraper blade of being convenient for keeps the butt state to the bottom surface of conveyer belt, and pivoted scraper blade is convenient for when the spring joint is too inseparable simultaneously, and the scraper blade can rotate the too inseparable spring of joint of being convenient for and pass through, prevents that the scraper blade from dying the conveyer belt card, leads to the conveyer belt stall, provides the guarantee for the spring in the tempering heating, effectively promotes product quality.

Optionally, a pull rod is arranged on the side face of the scraper, the pressing assembly comprises a tension spring, and two ends of the tension spring are fixedly connected with the pull rod and the rack respectively.

Through adopting above-mentioned technical scheme, the motion of tension spring drive pull rod, the pull rod drives the scraper blade and revolves the rotation of axes, keeps away from the one end and the conveyer belt bottom butt of pivot until the scraper blade, reaches the purpose of scraping the spring of card on the conveyer belt.

Optionally, the adjusting assembly comprises a connecting plate arranged on the side face of the rack and an adjusting bolt in threaded connection with the connecting plate, and one end of the adjusting bolt, which is far away from the connecting plate, is abutted against the periphery of the pull rod.

By adopting the technical scheme, the working personnel adjust the angle formed by the scraper and the conveying belt by adjusting the extension length of the adjusting bolt, so that the purpose of adjusting the acting force of the scraper on the lower end face of the conveying belt is achieved, and the scraper is convenient and quick.

Optionally, the cross-sectional thickness of the scraper gradually decreases towards the direction approaching the conveyor belt.

Through adopting above-mentioned technical scheme, the scraper blade is close to the position cross section thickness of axis of rotation thick, ensures holistic structural strength, and the scraper blade is close to the position cross section thickness of conveyer belt simultaneously and is thin, and the scraper blade of being convenient for scrapes the spring on the conveyer belt and gets.

Optionally, an end face of the scraper abutting against the conveyor belt is a cambered surface.

Through adopting above-mentioned technical scheme, set up the terminal surface of scraper blade and conveyer belt butt into the cambered surface, the area of contact of increase scraper blade and spring prevents scraper blade fish tail spring to a certain extent, is convenient for improve the processingquality of product.

Optionally, a material frame is arranged under one end, far away from the conveying belt, of the scraper.

Through adopting above-mentioned technical scheme, the one end of keeping away from the conveyer belt at the scraper blade sets up the material frame, is convenient for collect the spring of scraping down.

Optionally, guide plates for guiding the springs are arranged on two sides of the scraper.

Through adopting above-mentioned technical scheme, utilize the stock guide of both sides to lead to the spring, be convenient for the spring along the smooth entering material frame of scraper blade.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the spring pushes the scraper to rotate along the rotating shaft and stretches the tension spring, the tension spring exerts certain acting force on the spring through the scraper, and the scraper scrapes the spring;

2. the spring moves along the surface of the scraper and falls into the material frame under the limitation of the material guide plate.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. a frame; 2. a furnace body; 3. a conveyor belt; 4. a squeegee; 5. a rotating shaft; 6. a pedestal bearing; 7. a pull rod; 8. a tension spring; 9. a connecting plate; 10. adjusting the bolt; 11. material frame; 12. a material guide plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses tempering furnace of spring processing. Referring to fig. 1, the tempering furnace for spring processing comprises a frame 1, a furnace body 2 fixedly connected to the frame 1 and a conveyer belt 3 erected on the frame 1, wherein the conveyer belt 3 penetrates through the furnace body 2, and the processed spring moves into the furnace body 2 along with the conveyer belt 3 to be tempered and heated, so that the spring is endowed with higher elastic limit, yield point and toughness.

Referring to fig. 1 and 2, in order to scrape the joint down at the spring on 3 surfaces of conveyer belt, 1 both sides face of frame all has a pedestal bearing 6 through bolt fixedly connected with, the inner circle fixedly connected with pivot 5 of pedestal bearing 6, the axis of pivot 5 and the direction of motion quadrature of conveyer belt 3, 5 periphery lateral walls integrated into one piece of pivot have scraper blade 4, the direction of pivot 5 is kept away from to the cross section thickness orientation of scraper blade 4 is dwindled, the one end that pivot 5 was kept away from to scraper blade 4 sets up to the cambered surface, the lower terminal surface butt of cambered surface and conveyer belt 3, utilize the area of contact of cambered surface increase scraper blade 4 and spring, prevent scraper blade 4 fish tail spring to a certain extent, be convenient for.

Referring to fig. 1 and 2, in order to ensure that one end of the scraper 4 far away from the rotating shaft 5 is abutted against the conveyor belt 3, both sides of the frame 1 are provided with pressing components, each pressing component comprises a tension spring 8, one end of each spring is fixedly connected with the frame 1, in order to ensure that the tension spring 8 is connected with the scraper 4, the side surface of the scraper 4 is fixedly connected with a pull rod 7, one end of each tension spring 8 far away from the frame 1 is fixedly connected with the peripheral side of the pull rod 7, the scraper 4 is pulled to rotate around the rotating shaft 5 to abut against the lower end surface of the conveyor belt 3 by the elasticity of the contraction of the tension spring 8, the springs clamped on the surface of the conveyor belt 3 are scraped by the scraper 4, when the springs are excessively tightly clamped on the surface of the conveyor belt 3, the springs push the scraper 4 to rotate around the rotating shaft 5 and stretch the tension springs 8, the spring tempering furnace provides guarantee for the spring in tempering and heating, and effectively improves the product quality.

Referring to fig. 1 and 2, for the convenience of adjusting the effort of scraper blade 4 to conveyer belt 3, frame 1 is provided with adjusting part, adjusting part includes fixed connection in the connecting plate 9 of frame 1 side and with connecting plate 9 threaded connection's adjusting bolt 10, adjusting bolt 10 keeps away from connecting plate 9's one end and 7 week side butts of pull rod, the staff is through the extension length who adjusts adjusting bolt 10, adjust the angle that scraper blade 4 and conveyer belt 3 formed, reach the purpose that adjusting scraper blade 4 exerted effort size to the terminal surface under the conveyer belt 3, and is convenient and fast.

Referring to fig. 1 and 2, in order to connect the spring that scraper blade 4 scraped greatly, scraper blade 4 is kept away from and is provided with material frame 11 under 3 one end of conveyer belt for the convenience, and material frame 11 places in frame 1, and in order to lead the spring that scrapes, the direction fixedly connected with that the spring whereabouts is all followed to scraper blade 4 both sides is used for carrying out the stock guide 12 that leads to the spring, utilizes the stock guide 12 of both sides to lead the spring, and the spring of being convenient for gets into in material frame 11 smoothly along scraper blade 4.

The implementation principle of the tempering furnace of the spring processing of the embodiment of the application is as follows: the spring card is terminal surface under 3 surfaces of conveyer belt and to conveyer belt 3, and the spring removes and promotes scraper blade 4 along with conveyer belt 3, and scraper blade 4 is rotatory and tensile tension spring 8 along pivot 5, and tension spring 8 applys certain effort to the spring through scraper blade 4 this moment, and the spring is scraped down to scraper blade 4, and the spring falls into material frame 11 under the restriction of stock guide 12 along scraper blade 4 surface, reaches and prevents that the spring from following conveyer belt 3 and continuing the motion and carry out the purpose of secondary heating.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a tempering furnace of spring processing, includes frame (1), set up in furnace body (2) on frame (1) and erect in conveyer belt (3) on frame (1), conveyer belt (3) pass furnace body (2), its characterized in that: frame (1) is followed the width direction of conveyer belt (3) rotates and is provided with scraper blade (4), frame (1) is provided with and is used for the drive scraper blade (4) with the subassembly that compresses tightly of terminal surface butt under conveyer belt (3), frame (1) is provided with and is used for adjusting scraper blade (4) with the adjusting part of pressure between conveyer belt (3).

2. A spring-processing tempering furnace according to claim 1, characterized in that: keep away from scraper blade (4) the one end of conveyer belt (3) along with the parallel direction of scraper blade (4) is provided with pivot (5), pivot (5) both ends all rotate and are connected with area seat bearing (6), area seat bearing (6) with frame (1) fixed connection.

3. A spring-processing tempering furnace according to claim 2, characterized in that: the side surface of the scraper (4) is provided with a pull rod (7), the pressing assembly comprises a tension spring (8), and two ends of the tension spring (8) are fixedly connected with the pull rod (7) and the rack (1) respectively.

4. A spring-processing tempering furnace according to claim 3, characterized in that: the adjusting assembly comprises a connecting plate (9) arranged on the side face of the rack (1) and an adjusting bolt (10) in threaded connection with the connecting plate (9), wherein the adjusting bolt (10) is far away from one end of the connecting plate (9) and the peripheral side of the pull rod (7) in abutting connection.

5. A spring-processing tempering furnace according to claim 1, characterized in that: the cross section thickness of the scraper (4) is gradually reduced towards the direction close to the conveying belt (3).

6. A spring-processing tempering furnace according to claim 1, characterized in that: the end face of the scraper (4) abutted against the conveying belt (3) is a cambered surface.

7. A spring-processing tempering furnace according to claim 1, characterized in that: and a material frame (11) is arranged under one end, far away from the conveyor belt (3), of the scraper (4).

8. A spring-processing tempering furnace according to claim 7, characterized in that: and guide plates (12) for guiding the springs are arranged on two sides of the scraper (4).