CN215628126U

CN215628126U - Quenching device for caterpillar link of excavator

Info

Publication number: CN215628126U
Application number: CN202122212279.8U
Authority: CN
Inventors: 宋国民; 刘继善
Original assignee: Jining Yanzhou Taida Forging Co ltd
Current assignee: Jining Yanzhou Taida Forging Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-25
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a quenching device for a caterpillar link of an excavator, which comprises a main platform and a quenching cylinder, wherein the main platform comprises a bottom platform, a left vertical plate, a right vertical plate and a top platform, the left vertical plate and the right vertical plate are vertically arranged on two sides of the bottom platform, the top platform is horizontally arranged above the left vertical plate and the right vertical plate, the quenching cylinder is arranged on the main platform through a rotating part capable of enabling the quenching cylinder to rotate, a left electric push rod is arranged on one side, close to the right vertical plate, of the left vertical plate, a left placing plate capable of supporting the caterpillar link of the excavator is arranged below the end part of the left electric push rod, a right electric push rod is arranged on one side, close to the left vertical plate, of the right vertical plate, and a right placing plate capable of supporting the caterpillar link of the excavator is arranged below the end part of the right electric push rod; through the arrangement of the quenching cylinder on the platform in a rotating mode, uniform heating of all positions of the excavator caterpillar link can be achieved, the uniformity of hardness of all positions of the excavator caterpillar link in the later period is improved, and the quality of the excavator caterpillar link is further improved.

Description

Quenching device for caterpillar link of excavator

Technical Field

The utility model relates to the technical field of excavator caterpillar link production devices, in particular to a quenching device for an excavator caterpillar link.

Background

The quenching of steel is a heat treatment process of heating the steel to a temperature above a critical temperature Ac3 (hypoeutectoid steel) or Ac1 (hypereutectoid steel), preserving the heat for a period of time to make the steel fully or partially austenitized, and then rapidly cooling the steel to a temperature below Ms (or isothermal near Ms) at a cooling speed greater than a critical cooling speed to perform martensite (or bainite) transformation. The solution treatment or heat treatment process with a rapid cooling process of materials such as aluminum alloys, copper alloys, titanium alloys, tempered glass, etc. is also generally called quenching.

In the quenching process of the excavator caterpillar track section, when the original quenching device heats the excavator caterpillar track section at a high temperature, the heating temperature at each position of the excavator caterpillar track section is uneven, so that the hardness at each position of the excavator caterpillar track section is uneven, and the quality of the excavator caterpillar track section is reduced.

SUMMERY OF THE UTILITY MODEL

In view of the defects and shortcomings in the prior art, the utility model aims to provide a quenching device for an excavator track link, which solves the problems that when the existing quenching device is used for quenching the excavator track link, the hardness of each part of the excavator track link is uneven and the quality of the excavator track link is reduced due to uneven heating temperature of the excavator track link.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a guenching unit for excavator caterpillar link, includes total platform and a quenching section of thick bamboo, total platform include end platform, left riser, right riser and toping platform, the vertical setting of left riser and right riser is in end platform both sides, the toping platform level sets up at left riser, right riser top, a quenching section of thick bamboo sets up on total platform through enabling its pivoted rotating part, left riser sets up left electric putter in the one side of being close to right riser, left side electric putter tip below is provided with the left side that can support excavator caterpillar link and places the board, right riser sets up right electric putter in the one side of being close to left riser, right side electric putter tip below is provided with the right side that can support excavator caterpillar link and places the board.

As a further improvement of the utility model, the rotating part comprises a left supporting plate and a right supporting plate which can support the quenching cylinder and a driving part which can drive the left supporting plate and the right supporting plate to rotate, the bottom ends of the left supporting plate and the right supporting plate are fixed on the bottom platform, the top ends of the left supporting plate and the right supporting plate are fixed on the top platform, the left end of the quenching cylinder is rotatably connected with the left supporting plate, and the right end of the quenching cylinder is rotatably connected with the right supporting plate.

As a further improvement of the utility model, the driving part comprises a gear, a rotating shaft and a motor, a left supporting piece and a right supporting piece are vertically arranged on the bottom platform, the left supporting piece is arranged at the left side of the left supporting plate, the right supporting piece is arranged at the right side of the right supporting plate, two ends of the rotating shaft penetrate through the left supporting plate and the right supporting plate and are respectively connected with the left supporting piece and the right supporting piece in a rotating way, the right end of the rotating shaft penetrates through the right supporting piece and is connected with the motor for driving the rotating shaft to rotate, at least one gear is arranged on the rotating shaft between the left supporting plate and the right supporting plate, a circle of racks meshed with the gears are respectively arranged on the circumferential surface of the quenching cylinder at positions corresponding to the gears, and the number of the gears is the same.

As a further improvement of the utility model, the number of the gears and the racks is two.

As a further improvement of the utility model, the rotating shaft is respectively and rotatably connected with the left supporting piece and the right supporting piece through bearings.

In summary, the utility model has the following beneficial technical effects:

1. through setting up left electric putter and right electric putter, can realize pressing from both sides tightly the excavator caterpillar link, through rotating the setting of a quenching section of thick bamboo on the platform, therefore the relative excavator caterpillar link of a quenching section of thick bamboo constantly rotates to can realize the even heating to excavator caterpillar link each position, make excavator caterpillar link temperature everywhere tend to unanimously, improve the homogeneity of later stage excavator caterpillar link hardness everywhere, and then improve the quality of excavator caterpillar link.

2. Through establishing the rotating part into left branch fagging, right branch fagging and drive division for the stable support of a quenching section of thick bamboo improves the stability of a quenching section of thick bamboo on total platform.

3. The driving part for driving the quenching cylinder to rotate is of a driving rotating structure with a gear and a rack, so that the structure is simple and the operation is reliable.

Drawings

The utility model is further described with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

in the figure: 1 total platform, 11 end platforms, 12 left risers, 13 right risers, 14 top platforms, 2 a section of thick bamboo that quenches, 3 rotating parts, 31 left branch fagging, 32 right branch fagging, 33 drive division, 331 left support piece, 332 right support piece, 333 pivot, 334 gear, 335 rack, 336 motor, 4 left electric putter, 5 right electric putter, place the board on 6 left sides, place the board on 7 right sides, 8 excavator caterpillar track sections.

Detailed Description

The present invention is described in further detail below with reference to fig. 1 and 2.

The embodiment of the utility model discloses a quenching device for a caterpillar link of an excavator. Referring to fig. 1 and 2, a quenching device for a caterpillar link of an excavator comprises a main platform 1 and a quenching cylinder 2, heating flames are arranged on the inner circumference of the quenching cylinder 2, the main platform 1 comprises a bottom platform 11, a left vertical plate 12, a right vertical plate 13 and a top platform 14, the left vertical plate 12 and the right vertical plate 13 are vertically arranged on two sides of the bottom platform 11, the top platform 14 is horizontally arranged above the left vertical plate 12 and the right vertical plate 13, the quenching cylinder 2 is arranged on the main platform 1 through a rotating part 3 capable of enabling the quenching cylinder to rotate, a left electric push rod 4 is arranged on one side of the left vertical plate 12 close to the right vertical plate 13, a left placing plate 6 capable of supporting the caterpillar link 8 of the excavator is arranged below the end part of the left electric push rod 4, a right electric push rod 5 is arranged on one side of the right vertical plate 13 close to the left vertical plate 12, a right placing plate 7 capable of supporting the caterpillar link 8 of the excavator is arranged below the end part of the right electric push rod 5, the obvious strokes of the left electric push rod 4 and the right push rod 5 are both greater than the length of the quenching cylinder 2, so that the left electric push rod 4 or the right electric push rod 5 can push out of the quenching cylinder 2 at the initial clamping.

In this embodiment, the rotating portion 3 includes a left support plate 31 and a right support plate 32 capable of supporting the quenching cylinder 2, and a driving portion 33 capable of driving the left support plate and the right support plate to rotate, bottom ends of the left support plate 31 and the right support plate 32 are both fixed on the bottom platform 11, top ends of the left support plate 31 and the right support plate 32 are both fixed on the top platform 14, a left end of the quenching cylinder 2 is rotatably connected with the left support plate 31, and a right end of the quenching cylinder 2 is rotatably connected with the right support plate 32; the driving part 33 is driven by a gear 334, and specifically includes a gear 334, a rotating shaft 333 and a motor 336, the bottom platform 11 is vertically provided with a left supporting member 331 and a right supporting member 332, the left supporting member 331 is disposed on the left side of the left supporting plate 31, the right supporting member 332 is disposed on the right side of the right supporting plate 32, two ends of the rotating shaft 333 penetrate through the left supporting plate 31 and the right supporting plate 32 and are respectively rotatably connected with the left supporting member 331 and the right supporting member 332, in this embodiment, two ends of the rotating shaft 333 are respectively rotatably connected with the left supporting member 331 and the right supporting member 332 through bearings, which are not illustrated in the drawing, but can also be rotatably connected through other structures such as copper sleeves, in addition, the right end of the rotating shaft 333 penetrates through the right supporting member 332 and is connected with the motor 336 for driving the rotating shaft to rotate, two gears 334 are disposed on the rotating shaft between the left supporting plate 31 and the right supporting plate 32, a circle of racks 335 meshed with the gear 334 is disposed on the circumferential surface of the quenching cylinder 2, the number of the gears 334 of the rack 335 is the same, and is two, but only one gear 334 may be provided, and in order to improve the operation stability of the quenching drum 2, in the present embodiment, two gears 334 and a rack 335 are provided. Through setting the rotating part 3 to left support plate 31, right support plate 32 and drive division 33 for the stable support of quenching section of thick bamboo 2 is on overall platform 1, improves the stability of quenching section of thick bamboo 2, and the drive division 33 that will drive quenching section of thick bamboo 2 pivoted is set to the drive rotating-structure of gear 334 and rack 335, simple structure, and the operation is reliable.

The implementation principle of the quenching device for the caterpillar link of the excavator provided by the embodiment of the utility model is as follows: before the heating flame of the quenching cylinder 2 is opened, the left electric push rod 4 and the right electric push rod 5 are opened, so that the telescopic rods of the left electric push rod 4 and the right electric push rod 5 move leftwards, the telescopic rod of the left electric push rod 4 retracts into the electric push rod body, the telescopic rod of the right electric push rod 5 extends out of the electric push rod body, when the left end of the right electric push rod 5 passes through the quenching cylinder 2 and is exposed outside the left end of the quenching cylinder 2, the right electric push rod 5 is stopped, the telescopic rod of the left electric push rod 4 continues to move leftwards until the distance between the end part of the telescopic rod of the left electric push rod 4 and the end part of the telescopic rod of the right electric push rod 5 is slightly larger than the length of the excavator track joint 8, the lower end surfaces at the two ends of the excavator track joint 8 are respectively placed on the left placing plate 6 and the right placing plate 7, the left electric push rod 4 is started, the telescopic rod of the left electric push rod 4 moves rightwards, after the excavator track joint 8 is clamped by the left electric push rod 4 and the right electric push rod 5, the right electric push rod 5 is opened to move rightwards synchronously with the left electric push rod 4 until the excavator track joint 8 runs to the middle of the quenching cylinder 2, and the left electric push rod 4 and the right electric push rod 5 are stopped; the heating flame inside the quenching cylinder 2 is turned on, then the motor 336 is turned on, the motor 336 drives the rotating shaft 333 to rotate, the rotating shaft 333 drives the two gears 334 to rotate, the gears 334 drive the quenching cylinder 2 to rotate through the racks 335 meshed with the gears 334, and the heating flame inside the quenching cylinder completes high-temperature heating on the excavator caterpillar link 8 while the quenching cylinder 2 rotates.

Through setting up left electric putter 4 and right electric putter 5, can realize pressing from both sides tightly excavator caterpillar link 8, set up on the platform through rotating a section of thick bamboo 2 that quenches, therefore the relative excavator caterpillar link 8 of a section of thick bamboo 2 that quenches constantly rotates, thereby can realize the even heating to 8 each positions of excavator caterpillar link, make 8 temperature everywhere of excavator caterpillar link tend to the unanimity, improve the homogeneity of 8 hardness everywhere of later stage excavator caterpillar link, and then improve the quality of excavator caterpillar link 8.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. It should be understood that the detailed description and specific examples, while indicating the utility model, are given by way of illustration only, since various other embodiments will become apparent to those skilled in the art upon reference to the following detailed description.

Claims

1. The utility model provides a guenching unit for excavator caterpillar link, includes total platform and a quenching section of thick bamboo, its characterized in that: the general platform include end platform, left riser, right riser and top platform, the vertical setting of left riser and right riser is in end platform both sides, the top platform level sets up at left riser, right riser top, a quenching section of thick bamboo sets up on general platform through enabling its pivoted rotating part, left riser sets up left electric putter in the one side of being close to right riser, left side electric putter end below is provided with the left side that can support excavator caterpillar link and places the board, right riser sets up right electric putter in the one side of being close to left riser, right side electric putter end below is provided with the right side that can support excavator caterpillar link and places the board.

2. The quenching device for the excavator track link as claimed in claim 1, wherein: the rotating part including left branch fagging, the right branch fagging that can support the section of thick bamboo that quenches and can drive its pivoted drive division, the bottom of left branch fagging and right branch fagging all fix on end platform, the top is all fixed on the top platform, a section of thick bamboo left end of quenching rotate with left branch fagging and be connected, the right-hand member rotates with right branch fagging and is connected.

3. The quenching device for the excavator track link as claimed in claim 2, wherein: the drive division include gear, pivot and motor, the end platform on vertically be equipped with left support piece and right support piece, left support piece sets up in the left backup pad left, right support piece sets up right-hand in the backup pad, the pivot both ends pass left backup pad and right backup pad, rotate with left support piece and right support piece respectively and be connected, and the pivot right-hand member passes right support piece and is connected with its pivoted motor of drive, set up a gear at least in the pivot between left backup pad and right backup pad, be equipped with round and gear engaged with's rack respectively in the position corresponding with the gear on the quenching section of thick bamboo circumference, the quantity of the gear of the quantity of rack is the same.

4. The quenching device for the excavator track link as claimed in claim 3, wherein: the number of the gears and the racks is two.

5. The quenching device for the excavator track link as claimed in claim 4, wherein: the rotating shaft is rotatably connected with the left supporting piece and the right supporting piece through bearings respectively.