CN212320420U - Trolley traction mechanism for through furnace - Google Patents

Trolley traction mechanism for through furnace Download PDF

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Publication number
CN212320420U
CN212320420U CN201922224814.4U CN201922224814U CN212320420U CN 212320420 U CN212320420 U CN 212320420U CN 201922224814 U CN201922224814 U CN 201922224814U CN 212320420 U CN212320420 U CN 212320420U
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China
Prior art keywords
furnace
trolley
stove
hook head
unhooking
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CN201922224814.4U
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Chinese (zh)
Inventor
余志华
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Suzhou Zhongyang Thermal Technology Co ltd
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Suzhou Zhongyang Thermal Technology Co ltd
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Abstract

The utility model discloses a link up platform truck drive mechanism for stove, it includes the platform truck of business turn over link up stove, the link up stove includes two furnace gates and two platform trucks of running from opposite directions, the platform truck includes the wheel, a platform truck is provided with the gib head, another the position that the platform truck corresponds set up one with gib head complex hookup round pin axle, two stove gates still respectively set up a drive the drive arrangement of platform truck back-and-forth movement outward. The utility model provides a novel through room formula stove is with two platform trucks traction drive mechanism and automatic unhook device, the concrete method is, through starting one set of actuating mechanism with the platform truck propelling movement stove outside the stove in and release the platform truck in the stove to the settlement position, another actuating mechanism starts, two platform trucks of relay drive continue to remove, the unhook device that sets up very much can realize the mutual unhook function of two platform trucks automatically to realize the platform truck of stove outside the stove and go out the stove function. The whole set of device has simple structure and high reliability and practical value.

Description

Trolley traction mechanism for through furnace
Technical Field
The utility model relates to a production facility, especially a link up platform truck drive mechanism for stove.
Background
The through chamber furnace is a furnace type equipment widely used in workpiece (material) heating and heat treatment production, the chamber furnace is equipped with front and rear two furnace doors, and is equipped with two sets of trolleys, one trolley is used for heating and heat treatment process on the furnace platform, another trolley is used for charging or discharging material outside the furnace, and the two trolleys are alternated so as to further improve the production operation efficiency.
For the through-type furnace, there are two types of trolley moving modes, one is that the trolley is provided with wheels, a set of fixed motor speed reducer devices are respectively arranged at relatively far positions in front of and behind the furnace, a moving hook head is driven to move in a slide way set outside the furnace through chain transmission or a wire rope winding mode, the trolley is pushed into the furnace or pulled out of the furnace through the hook head action, and the unhooking action of the hook head and the trolley needs manual operation or an additional power device.
The other type of trolley moving is a roller way type, which is a more complicated device, namely, a large number of fixed rollers are arranged outside and in the furnace to form a roller way, the trolley body is not provided with wheels, is directly placed on the roller way, and pushes the trolley to enter and exit the furnace through an additionally arranged traction driving device.
The two trolley traction modes have a series of defects of complex mechanism, excessive component composition, uneven furnace front ground and the like, and have certain application limitation.
Disclosure of Invention
In order to overcome the problems, the utility model provides a through-type chamber furnace is with two platform trucks traction drive method each other through setting up two sets of dedicated dialling tooth mechanism and automatic unhooking device, realizes platform truck business turn over stove function, and whole set of mechanism simple structure has high reliability and practical value.
The technical scheme of the utility model is to provide a link up stove is with platform truck drive mechanism, it includes at least two platform trucks of business turn over link up stove, one the platform truck is located the stove outside, one the platform truck is located in the link up stove, the link up stove includes two furnace gates that run from opposite directions, two the stove bottom of furnace gate inboard respectively is equipped with a unhook sloping block; the method is characterized in that: the trolleys comprise wheels, a hook head is arranged on the end face of one trolley, and a connecting pin is arranged at a corresponding position on the other trolley; the two trolleys can be connected into a whole through the hooking connection of the hook head and the connecting pin.
Preferably, a driving device for driving the trolley to move back and forth is arranged outside each of the two furnace doors, the driving device comprises at least one cogwheel driven by a motor, a plurality of transmission pins are arranged on the central axis of the bottom of the trolley frame at equal intervals, and the cogwheel is meshed with the transmission pins.
Preferably, a pit lower than the ground is respectively arranged at the positions close to the two furnace doors, the cogwheel and the motor are arranged in the pits, and the top end of the cogwheel is partially exposed out of the pits.
Preferably, the hook head is L-shaped and comprises a hook part arranged horizontally and a collision block part arranged vertically, the hook head is fixed on the trolley through a pin shaft and always kept in a horizontal state under the action of gravity, and when two trolleys are in adjacent contact, the hook head automatically hooks the other trolley and a connecting pin on the trolley connects the two trolleys into a whole.
Preferably, the unhooking inclined block is arranged on the furnace bottom close to the two outlet of the furnace door and corresponds to the axis of the hook head, slopes for guiding are arranged at two ends of the unhooking inclined block, when the hook head touches the block to move through the unhooking inclined block, the touch block is in contact with the unhooking inclined block and moves along the slope of the unhooking inclined block, the hook head touches the block to be jacked up and drives the hook head to swing upwards, and therefore the two-way unhooking function of the trolley is achieved.
Preferably, when the adjacent trolleys are hooked with each other, the transmission pin at the bottom of one trolley frame and the transmission pin at the bottom of the other trolley frame are spliced into a complete transmission pin group.
The utility model provides a novel double-trolley traction driving mechanism and an automatic unhooking device for a through chamber furnace, which has the specific method that a set of special trolley cogwheel poking driving mechanism is respectively arranged outside two furnace doors, and cogwheels are meshed with transmission pins at the bottom of the two trolleys; the two trolleys are mutually connected through a pushing head and a hook head assembly, the hook head is provided with a collision block, and the collision block is matched with a unhooking inclined block arranged at the outlet of the furnace bottom; when the trolley in the furnace passes over the cogwheel of the driving mechanism on the other side, the transmission mechanism drives the cogwheel to rotate, the trolley is continuously driven to move out of the furnace and pull the other trolley into the furnace through the hook head, when the joint part of the two trolleys passes through the furnace opening, the hook head collision block arranged on the trolley meets the unhooking inclined block arranged at the furnace opening, the hook head is jacked up, the two trolleys are mutually unhooked, one trolley is left in the furnace, and the other trolley continues to move out of the furnace. The whole set of device has simple structure and high reliability and practical value.
Drawings
FIG. 1 is a schematic structural view of a carriage traction mechanism for a through furnace according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a schematic view of the meshing of the cogwheel and the drive pin.
Detailed Description
The following describes in further detail embodiments of the present invention.
As shown in fig. 1 to 3, the trolley traction mechanism for a through furnace of the present invention includes a trolley for entering and exiting through furnace 12, where through furnace 12 includes two oppositely opened furnace doors, a trolley is disposed outside the furnace door, a trolley is disposed inside the furnace, that is, trolley 1, trolley 2, trolley 101 in fig. 1, and trolley 103 in fig. 1 is used to show the situation when trolley 102 comes out from the right furnace door.
The trolley comprises wheels 14, a hook head 16 is arranged on the end face of one trolley, and a connecting pin shaft 18 matched with the hook head 16 is arranged at the corresponding position of the other trolley.
In this embodiment, a set of driving device is respectively arranged in pits at the outer sides of two furnace doors of the through furnace, the driving device comprises at least one cogwheel 20 driven by a motor (not shown), a plurality of transmission pins 22 are arranged on the central axis of the bottom of the trolley frame at equal intervals, and the cogwheel 20 is meshed with the transmission pins 22 to realize the transmission function. The spacing between the two trolley drive pins 22 is the same. When the trolley and the trolley collide with each other, the hook head 16 and the connecting pin shaft 18 are automatically lapped to connect the trolley and the trolley together, and the trolley and a pin at the bottom of the trolley are also spliced into a complete pin transmission system, so that the complete transmission function is completed. The transmission pin 22 is made of angle steel and a plurality of pin shafts; the pitch between two adjacent pins is the pitch of cogwheel 20. Of course, the drive means may also be a chain drive or a cylinder or the like. Relatively speaking, the utility model discloses a drive arrangement simple structure, area is little, and is with low costs, and durable.
A pit 24 lower than the ground is respectively arranged near the two furnace doors, the cogwheel 20 and the motor are both arranged in the pits 24 and are covered by a cover plate (not shown), and only the top end of the cogwheel 20 is partially exposed out of the pits 24.
One of the two trolleys is provided with a hook head 16, the other trolley is provided with a connecting pin 18, the hook head 16 is L-shaped and comprises a hook part 161 arranged horizontally and a collision block 162 arranged vertically, the middle part of the hook head 16 is fixed on the trolley through a pin shaft, and the hook head 16 is always kept in a horizontal state under the action of gravity. When the two trolleys touch each other, the hook head 16 automatically overlaps and hooks the connecting pin 18 to connect the two trolleys into a whole.
The two ends of the unhooking inclined block 26 are both provided with a slope for guiding, when the collision block 162 moves to the position of the unhooking inclined block 26 and moves along the slope, the collision block 162 is jacked up by the unhooking inclined block 26 to drive the hook part 161 to tilt upwards so as to be separated from the connecting column pin 18, and the function of separating the trolley and the trolley from each other is realized. The position of the unhooking swash block 26 can be appropriately adjusted according to the trolley positioning.
As shown in fig. 1, in use, the furnace door is opened, the left side (the right side may be, for example only) cogwheel 20 driving device is started, the trolley 1 is driven to move into the furnace by being engaged with the pin of the trolley 1 101, the trolley 1 collides with the trolley 2 102 and realizes mutual hooking connection of the two trolleys, the trolley 2 is pushed out, when the trolley 2 102 moves to the position of the right cogwheel 20 driving device, the right cogwheel 20 driving device is started, the trolley 1 is stopped, the trolley 2 drags the trolley 1 101 to continue moving, when the trolley 1 101 enters the set position in the furnace, the hook head 16 component on the trolley 1 collides with the unhooking inclined block of the trolley 2, the hook head 16 tilts upwards, the trolley 1 is separated from the trolley 2 101, the trolley 1 is left in the furnace, the trolley 2 is continuously moved to the outside of the furnace, the furnace door is closed, the trolley 1 performs process operation in the furnace, the carriage 2 performs the unloading and loading operation outside the furnace.
The reverse operation can realize the charging of the No. 2 trolley 102 and the discharging of the No. 1 trolley 101, and the actions are continuous, the waiting time is short and the efficiency is high.
The above embodiment is only one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (6)

1. A trolley traction mechanism for a through furnace comprises at least two trolleys which enter and exit the through furnace, wherein one trolley is positioned outside the furnace, the other trolley is positioned in the through furnace, the through furnace comprises two split furnace doors, and the furnace bottom at the inner sides of the two furnace doors is respectively provided with a unhooking inclined block; the method is characterized in that: the trolleys comprise wheels, a hook head is arranged on the end face of one trolley, and a connecting pin is arranged at a corresponding position on the other trolley; the two trolleys are connected into a whole through the hooking connection of the hook head and the connecting pin.
2. The carriage pulling mechanism for a through furnace according to claim 1, wherein: and the two furnace doors are respectively provided with a driving device for driving the trolley to move back and forth, the driving devices comprise at least one cogwheel driven by a motor, a plurality of transmission pins are arranged on the central axis of the bottom of the trolley frame at equal intervals, and the cogwheel is meshed with the transmission pins.
3. The carriage pulling mechanism for a through furnace according to claim 2, wherein: and a pit lower than the ground is respectively arranged at the positions close to the two furnace doors, the cogwheel and the motor are arranged in the pits, and the top end of the cogwheel is partially exposed out of the pits.
4. The carriage pulling mechanism for a through furnace according to claim 1, wherein: the hook head is L-shaped and comprises a hook part horizontally arranged and a collision block part vertically arranged, the hook head is fixed on the trolley through a pin shaft, the hook head is always kept in a horizontal state under the action of gravity, when two trolleys are in adjacent contact, the hook head automatically hooks the other trolley, and the two trolleys are connected into a whole through a connecting pin on the trolley.
5. The carriage pulling mechanism for a through furnace according to claim 1, wherein: the unhooking inclined block is arranged on the furnace bottom close to the two furnace door outlets and corresponds to the axis of the hook head, slopes for guiding are arranged at two ends of the unhooking inclined block, when the hook head touches the block to move through the unhooking inclined block, the touch block is in contact with the unhooking inclined block and moves along the slope of the unhooking inclined block, the hook head touches the block to be jacked up and drive the hook head to swing upwards, and therefore the two mutual unhooking functions of the trolleys are achieved.
6. The carriage pulling mechanism for a through furnace according to claim 2, wherein: when the adjacent trolleys are hooked with each other, the transmission pin at the bottom of one trolley frame and the transmission pin at the bottom of the other trolley frame are spliced into a complete transmission pin group.
CN201922224814.4U 2019-12-12 2019-12-12 Trolley traction mechanism for through furnace Active CN212320420U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922224814.4U CN212320420U (en) 2019-12-12 2019-12-12 Trolley traction mechanism for through furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922224814.4U CN212320420U (en) 2019-12-12 2019-12-12 Trolley traction mechanism for through furnace

Publications (1)

Publication Number Publication Date
CN212320420U true CN212320420U (en) 2021-01-08

Family

ID=74029531

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922224814.4U Active CN212320420U (en) 2019-12-12 2019-12-12 Trolley traction mechanism for through furnace

Country Status (1)

Country Link
CN (1) CN212320420U (en)

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