CN215295828U

CN215295828U - Overhead door for forging furnace in forging shop

Info

Publication number: CN215295828U
Application number: CN202121430618.3U
Authority: CN
Inventors: 秦刚
Original assignee: Jinan Longchao Petroleum Machinery Forging Co ltd
Current assignee: Jinan Longchao Petroleum Machinery Forging Co ltd
Priority date: 2021-06-26
Filing date: 2021-06-26
Publication date: 2021-12-24
Anticipated expiration: 2031-06-26

Abstract

The utility model discloses a hanging door for forging furnace in forging shop, relating to the technical field of forging furnace, comprising a portal frame, a door body is movably arranged in the portal frame, a lifting mechanism is fixedly arranged at one side of the portal frame, a pulling mechanism is fixedly arranged at the top of the portal frame, a buffer mechanism is fixedly arranged at the bottom of the portal frame, a rotating rod, a first stay cord, a first magnetic block, a second magnetic block and a clamping plate are arranged, the lifting device can lift the hanging door and simultaneously buckle the hanging door for auxiliary pulling, the use safety of the hanging door is improved, the rotating rod is utilized to roll up the first pull rope, the hanging door is clamped by the clamping plate to be pulled, the second magnetic block is electrified to adsorb the first magnetic block, the hanging door is fixed after being pulled up, the damage caused by falling due to overlarge gravity after the hanging door is lifted is prevented, therefore, the use efficiency of the hanging door can be improved, and the use safety of the hanging door can be improved.

Description

Overhead door for forging furnace in forging shop

Technical Field

The utility model relates to a forge furnace technical field, concretely relates to overhead door for forging furnace in forging shop.

Background

The forging furnace is basic heating equipment for heating forging stock in a forging shop. The production process is mainly characterized in that: the forging and pressing variety is many, the specification is many, and the batch size is small; the forging pieces have different weights, the forging pieces are dozens of grams and hundreds of tons, so the forging heating furnaces are various in types, the sizes of the large furnaces and the small furnaces are greatly different, the selected furnace types are different, the forging furnace generally mainly adopts a chamber furnace, and the furnace is simple in structure. The forging furnace is inconvenient for continuous production and mechanized operation, so that the forging furnace is suitable for single-piece small-batch production, the weight of a workpiece is generally not more than 3 tons, the area of the furnace bottom is not more than 6-10 M3, a single-chamber heating furnace is suitable for heating the medium and small-sized free forging hammers, the variety and the batch size of the workpiece are small, and a double-chamber heating furnace is suitable for heating the die forging hammers or the free forging hammers before the moulding films; the free forging hammer of more than 2 tons is preferably used as a single-chamber double-door chamber type heating furnace when a steel ingot is cogging and heated, and a furnace door needs to be lifted when the forging furnace is used so as to observe the condition in the furnace.

However, the lifting structure of the existing swing door of the forging furnace only uses a simple iron cable structure, a single iron cable is too hard when a heavy furnace door is pulled, and the iron cable is worn when the swing door is pulled for a long time, so that the iron cable is easy to break, the forging work of the forging furnace is influenced, and personal danger is caused to workers.

Therefore, it is necessary to provide a drop door for a forging shop forging furnace to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drop door for forging shop forging furnace to propose current problem in solving above-mentioned background art.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the lifting door for the forging furnace in the forging shop comprises a portal frame, wherein a door body is movably mounted inside the portal frame, a lifting mechanism is fixedly mounted on one side of the portal frame, a pulling mechanism is fixedly mounted at the top of the portal frame, and a buffering mechanism is fixedly mounted at the bottom of the portal frame.

Further, the pulling-up mechanism comprises a rotating rod, a rope ring is movably mounted on the outer side of the rotating rod, a first pull rope is connected to the outer side of the rope ring, a clamping plate is movably mounted at the top of the door body, clamping grooves are formed in the two sides of the door body, the clamping plate is fixedly mounted inside the clamping grooves, one end, far away from the rope ring, of the first pull rope is fixedly mounted on the outer side of the clamping plate, a second magnetic block is fixedly mounted on the inner side of the top of the portal frame, and a first magnetic block is fixedly mounted at the top of the door body.

Further, the lifting mechanism comprises a vertical plate, a supporting plate is fixedly mounted on the outer side of the vertical plate, a motor is fixedly mounted at the top of the supporting plate, a first conical tooth is fixedly mounted at the driving end of the motor, a second conical tooth is meshed with the outer side of the first conical tooth, a first connecting rod is fixedly mounted inside the second conical tooth, a second rotating wheel is fixedly mounted at one end, away from the second conical tooth, of the first connecting rod, a first belt is movably mounted on the outer side of the second rotating wheel, a second belt is movably mounted on the outer side of the driving end of the motor, one end, away from the motor, of the second belt is fixedly mounted on the outer side of the first rotating wheel, a second connecting rod is movably mounted inside the first rotating wheel, one end, away from the first rotating wheel, of the second connecting rod penetrates through the vertical plate and is fixedly mounted with a first gear, and a second gear is meshed with the outer side of the first gear, a rack is fixedly mounted on one side of the door body, and a second gear is meshed with the outer side of the rack.

Further, buffer gear is including the spout, the spout has been seted up to the bottom of portal, the equal movable mounting in inside of spout has two sliders, the opposite side fixed mounting of slider has the second spring, the top movable mounting of slider has the down tube, the one end movable mounting that the slider was kept away from to the down tube has the contact plate.

Furthermore, the outer side of the rope ring is connected with a second pull rope, one end, far away from the rope ring, of the second pull rope is fixedly installed at the top of the door body, and the rotating rod is connected with the second rotating wheel through a first belt.

Furthermore, a first spring is fixedly mounted on the inner side of the bottom of the door frame, and one side, far away from the door frame, of the first spring is fixedly mounted at the bottom of the contact plate.

The utility model has the advantages as follows:

the utility model discloses a set up the bull stick, first stay cord, first magnetic path, second magnetic path and cardboard, can buckle the overhead door and assist the pulling when the lifting device lifts up the overhead door, increase the security that the overhead door used, utilize the bull stick to curl up first stay cord, block the overhead door and stimulate using the cardboard, utilize the second magnetic path to lead to the fact the electricity to adsorb first magnetic path, carry out the pulling-up after-fixing with the overhead door, prevent that the gravity behind the overhead door lifting from too big producing and dropping and causing the damage, one side can improve the availability factor of overhead door like this, on the other hand can also increase the security that the overhead door used.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic front structural view of the present invention;

fig. 3 is a schematic view of the back structure of the present invention;

FIG. 4 is a schematic side sectional view of the present invention;

FIG. 5 is a schematic view of the structure of the clamping plate of the present invention;

fig. 6 is a schematic structural diagram of the position a of the present invention.

Reference numerals: 1. a gantry; 2. a lifting mechanism; 201. a vertical plate; 202. a first gear; 203. a second gear; 204. a rack; 205. a first belt; 206. a motor; 207. a support plate; 208. a second belt; 209. a first runner; 210. a second runner; 211. a first conical tooth; 212. a second tapered tooth; 3. a pulling-up mechanism; 301. a rotating rod; 302. a first magnetic block; 303. clamping a plate; 304. a first pull cord; 305. a second magnetic block; 306. a loop; 307. a second pull cord; 4. a buffer mechanism; 401. a chute; 402. a contact plate; 403. a first spring; 404. a slider; 405. a second spring; 406. a diagonal bar; 5. a door body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, the overhead door for the forging furnace in the forging shop comprises a door frame 1, a door body 5 is movably mounted inside the door frame 1, a lifting mechanism 2 is fixedly mounted on one side of the door frame 1, a lifting mechanism 3 is fixedly mounted on the top of the door frame 1, and a buffer mechanism 4 is fixedly mounted on the bottom of the door frame 1.

In this embodiment, after the door body 5 is lifted by the lifting mechanism 2, the door body 5 is lifted by the lifting mechanism 3, and after the door body 5 descends, the door body is buffered by the buffering mechanism 4, so that the damage of the gravity of the door frame 1 to the door frame 1 is reduced.

Specifically, the lifting mechanism 3 is including bull stick 301, the outside movable mounting of bull stick 301 has the becket 306, the outside of becket 306 is connected with first stay cord 304, the top movable mounting of the door body 5 has cardboard 303, the draw-in groove has all been seted up to the both sides of the door body 5, the inside fixed mounting of draw-in groove has cardboard 303, the one end fixed mounting that becket 306 was kept away from to first stay cord 304 is in the outside of cardboard 303, the inboard fixed mounting at portal 1 top has second magnetic block 305, the top fixed mounting of the door body 5 has first magnetic block 302.

In this embodiment, the motor 206 drives the first conical tooth 211 to rotate, the first conical tooth 211 drives the second conical tooth 212 engaged with the outside to rotate, the second rotating wheel 210 is driven subsequently, the first belt 205 drives the rotating rod 301 to rotate, the first pulling rope 304 and the second pulling rope 307 are wound and pulled to the door body 5, the first pulling rope 304 pulls the clamping plate 303 to clamp the two sides of the door body 5 to pull up in the winding process, when the door body 5 reaches the top, the second magnetic block 305 is electrified, the magnetic force of the second magnetic block 305 is increased to adsorb the first magnetic block 302, and the door body 5 is fixed.

Specifically, the lifting mechanism 2 comprises a vertical plate 201, a supporting plate 207 is fixedly installed on the outer side of the vertical plate 201, a motor 206 is fixedly installed on the top of the supporting plate 207, a first conical tooth 211 is fixedly installed at the driving end of the motor 206, a second conical tooth 212 is engaged with the outer side of the first conical tooth 211, a first connecting rod is fixedly installed inside the second conical tooth 212, a second rotating wheel 210 is fixedly installed at one end of the first connecting rod, which is far away from the second conical tooth 212, a first belt 205 is movably installed on the outer side of the second rotating wheel 210, a second belt 208 is movably installed on the outer side of the driving end of the motor 206, one end of the second belt 208, which is far away from the motor 206, is fixedly installed on the outer side of the first rotating wheel 209, a second connecting rod is movably installed inside the first rotating wheel 209, one end of the second connecting rod, which is far away from the first rotating wheel 209, penetrates through the vertical plate 201, and is fixedly installed with a first gear 202, and a second gear 203 is engaged with the outer side of the first gear 202, a rack 204 is fixedly arranged on one side of the door body 5, and a second gear 203 is meshed on the outer side of the rack 204.

In this embodiment, the motor 206 is used to drive the second belt 208 to rotate to drive the first pulley 209, the first pulley 209 is rotated to drive the first gear 202 to rotate, the first gear 202 rotates to drive the second gear 203 engaged with the outside to rotate, and the second gear 203 rotates to lift the rack 204 on the outside of the door 5, so as to lift the door 5.

Specifically, the buffer mechanism 4 includes a sliding groove 401, the sliding groove 401 has been seted up to the bottom of the gantry 1, two sliders 404 have all movably mounted in the inside of the sliding groove 401, a second spring 405 is fixedly mounted on the opposite side of the slider 404, a diagonal rod 406 is movably mounted at the top of the slider 404, and a contact plate 402 is movably mounted at one end of the diagonal rod 406 away from the slider 404.

In this embodiment, when the door body 5 descends, the contact plate 402 is touched, so that the contact plate 402 descends to press the first spring 403, and then the slide block 404 moves under the action of the slide block 404 by using the inclined rod 406, and the slide block 404 cushions and supports the contact plate 402 by using the pulling of the second spring 405, so as to cushion the descending speed of the door body 5.

Specifically, the outer side of the rope loop 306 is connected with a second pull rope 307, one end of the second pull rope 307, which is far away from the rope loop 306, is fixedly installed at the top of the door body 5, and the rotating rod 301 is connected with the second rotating wheel 210 through the first belt 205.

In this embodiment, the first belt 205 connects the rotary lever 301 and the second pulley 210, and allows the rotary lever 301 to rotate to pull up the second cord 307.

Specifically, a first spring 403 is fixedly mounted on the inner side of the bottom of the gantry 1, and a side of the first spring 403 away from the gantry 1 is fixedly mounted on the bottom of the contact plate 402.

In this embodiment, the contact plate 402 is supported by the tension of the first spring 403, so that the door 5 touches the contact plate 402 in the process of descending, and the first spring 403 is pressed to buffer the door 5.

Claims

1. The utility model provides a drop door for forging furnace in forging shop, includes portal (1), its characterized in that, the inside movable mounting of portal (1) has a door body (5), one side fixed mounting of portal (1) has lifting mechanism (2), the top fixed mounting of portal (1) has the mechanism of pulling up (3), the bottom fixed mounting of portal (1) has buffer gear (4).

2. The hanging door for the forging furnace in the forging shop according to claim 1, wherein the pulling-up mechanism (3) comprises a rotating rod (301), a rope loop (306) is movably mounted on the outer side of the rotating rod (301), a first pull rope (304) is connected to the outer side of the rope loop (306), a clamping plate (303) is movably mounted on the top of the door body (5), clamping grooves are formed in two sides of the door body (5), the clamping plate (303) is fixedly mounted inside the clamping grooves, one end, far away from the rope loop (306), of the first pull rope (304) is fixedly mounted on the outer side of the clamping plate (303), a second magnetic block (305) is fixedly mounted on the inner side of the top of the door frame (1), and a first magnetic block (302) is fixedly mounted on the top of the door body (5).

3. The hanging door for the forging furnace of the forging shop according to claim 1, wherein the lifting mechanism (2) comprises a vertical plate (201), a supporting plate (207) is fixedly mounted on the outer side of the vertical plate (201), a motor (206) is fixedly mounted on the top of the supporting plate (207), a first tapered tooth (211) is fixedly mounted at the driving end of the motor (206), a second tapered tooth (212) is meshed on the outer side of the first tapered tooth (211), a first connecting rod is fixedly mounted inside the second tapered tooth (212), a second rotating wheel (210) is fixedly mounted at one end of the first connecting rod, which is far away from the second tapered tooth (212), a first belt (205) is movably mounted on the outer side of the second rotating wheel (210), a second belt (208) is movably mounted on the outer side of the driving end of the motor (206), one end of the second belt (208), which is far away from the motor (206), is fixedly mounted on the outer side of the first rotating wheel (209), the inside movable mounting of first runner (209) has the second connecting rod, the one end that first runner (209) were kept away from to the second connecting rod runs through riser (201), and fixed mounting has first gear (202), the outside meshing of first gear (202) has second gear (203), one side fixed mounting of the door body (5) has rack (204), the outside meshing of rack (204) has second gear (203).

4. The hanging door for the forging furnace of the forging shop according to claim 1, wherein the buffering mechanism (4) comprises a sliding groove (401), the sliding groove (401) is formed in the bottom of the door frame (1), two sliding blocks (404) are movably mounted inside the sliding groove (401), a second spring (405) is fixedly mounted on the opposite side of each sliding block (404), an inclined rod (406) is movably mounted at the top of each sliding block (404), and a contact plate (402) is movably mounted at one end, far away from the sliding blocks (404), of each inclined rod (406).

5. The hanging door for the forging furnace of the forging shop according to claim 2, wherein a second pull rope (307) is connected to the outer side of the rope loop (306), one end, far away from the rope loop (306), of the second pull rope (307) is fixedly installed at the top of the door body (5), and the rotating rod (301) is connected with the second rotating wheel (210) through a first belt (205).

6. The drop door for the forging shop forging furnace according to claim 4, wherein the inner side of the bottom of the gantry (1) is fixedly provided with a first spring (403), and the side of the first spring (403) far away from the gantry (1) is fixedly arranged at the bottom of the contact plate (402).