CN214054023U

CN214054023U - A multistation plasma cutting machine for excavator backplate processing

Info

Publication number: CN214054023U
Application number: CN202023318958.5U
Authority: CN
Inventors: 王健; 胥建国; 邱卫刚; 迟金俊
Original assignee: Changzhou Changsheng Machinery Co ltd
Current assignee: Changzhou Changsheng Machinery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-27
Anticipated expiration: 2030-12-31

Abstract

The utility model belongs to the technical field of plasma cutting machine device, in particular to a multistation plasma cutting machine for excavator backplate processing, at first include the mounting panel, fixed mounting has plasma cutting machine on the mounting panel, the mounting panel can be around the cooperation install on the mount with sliding, still include crawler-type circulation transmission device, crawler-type circulation transmission device is for controlling to the setting on the transmission direction, crawler-type circulation transmission device turns right from a left side and passes the mount, the right side or the left side of mount are provided with the fan, the cooling wind that the fan blew out blows to the last work piece after the plasma cutting of crawler-type circulation transmission device.

Description

A multistation plasma cutting machine for excavator backplate processing

Technical Field

The utility model belongs to the technical field of plasma cutting machine device, in particular to a multistation plasma cutting machine for processing of excavator backplate.

Background

The plasma cutting equipment is a processing equipment which utilizes the heat of high-temperature plasma arc to melt the metal part or part at the notch of a workpiece and removes the molten metal by virtue of the momentum of high-speed plasma to form the notch, has high stability and can stably cut various metal sectional materials. However, the temperature of the metal workpiece after plasma cutting is high, and the workpiece cannot be taken down from the station for material changing in the first time, so that the working efficiency of plasma cutting is delayed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a multi-station plasma cutting machine for processing the guard board of the excavator, which comprises a strip-shaped mounting plate with a horizontal plate surface (the length direction is horizontal from left to right), wherein the plasma cutting machine is fixedly arranged on the plate surface on the mounting plate, a spray head extending outwards on the plasma cutting machine passes through the front plate edge or the rear plate edge of the mounting plate and is vertically downward,

the mounting plate can be arranged on the fixed frame in a front-back matching sliding way, the fixed frame comprises a horizontal rectangular frame which is formed by fixedly splicing two first cross rods with the front-back direction and two second cross rods with the left-right direction, four corners of the horizontal rectangular frame respectively extend downwards and vertically to form supporting columns for supporting and fixing on the ground,

first gears with the same size and specification are respectively and axially rotatably arranged on two sides of the mounting plate, second gears (the size and the specification of the first gears are the same) are respectively and axially rotatably arranged on the mounting plate and are positioned at the front rear side of the first gears, the first gears and the second gears at the front rear side of the first gears are in transmission connection through a belt, a transmission motor is arranged on the mounting plate and is respectively in transmission connection with the first gears at the left side and the right side,

the top of the first cross rod body is vertically downwards sunken to form a sliding chute, the bottom surface of a groove cavity of the sliding chute is a sawtooth surface, the first gear and the second gear are vertically downwards matched and embedded into the sliding chute right below the first gear and meshed with the sawtooth surface in the sliding chute,

when the transmission motor drives the first gear to rotate axially, the belt drives the second gear to rotate synchronously and axially, the first gear and the second gear rotate axially and are meshed with the sawtooth surface in the sliding chute to slide back and forth in a reciprocating fit manner along the length direction of the sliding chute, so that the mounting plate and the plasma cutting machine on the mounting plate are driven to move synchronously,

the crawler-type circulating transmission mechanism is horizontally arranged in the left-right direction in the transmission direction, passes through the lower part of a horizontal rectangular frame (the crawler-type circulating transmission mechanism simultaneously extends out of a fixed frame along the left and right directions along the length direction of the crawler-type circulating transmission mechanism) between support columns at the front side and the rear side, comprises a transmission crawler belt arranged on the crawler-type circulating transmission mechanism in a matching way, a plurality of station platforms are arranged on the outer surface of the transmission crawler belt at intervals along the length direction of the belt, the station platforms are used for supporting workpieces and conveying the workpieces from the left to the right below the horizontal rectangular frame, the workpieces are temporarily arranged on the table surface of the station platforms,

wherein, the station platform is articulated mutually with the transmission track through its middle part position (left and right) department: the front edge and the rear edge of the station platform respectively vertically extend downwards to form an extending part, the hinge shaft is axially and rotatably penetrated through the extending part at the front edge of the station platform, the transmission crawler and the extending part at the rear edge of the station platform from front to back along the axial direction of the hinge shaft, both axial ends of the hinge shaft are respectively connected with a limiting part, the limiting parts are just abutted against the outer end surface of the extending part at the front edge/rear edge of the station platform,

the right side of the fixed frame is provided with a fan, cooling air blown by the fan faces the workpiece cut by the plasma on the table top of the station table, further, the direction of the cooling air is vertical downward,

at least one station table with a horizontally upward table top is arranged on the outer belt surface of the fixing frame extending leftwards and rightwards on the crawler-type circulating transmission mechanism respectively.

Drawings

FIG. 1 is a schematic structural diagram of the multi-station plasma cutting machine for machining the guard plate of the excavator according to the present invention (the structure of the first gear engaged and embedded in the sliding groove is shown in cross section),

FIG. 2 is a left side view of the multi-station plasma cutting machine for machining the guard plate of the excavator according to the present invention (the structure of the first gear and the second gear embedded in the sliding groove is shown in cross section),

figure 3 is a cross-sectional view (left view) of a-a in figure 1,

wherein, 1-mounting plate, 11-gear stand, 12-mounting shaft, 2-plasma cutting machine, 21-shower nozzle, 3-fixing frame, 31-first cross bar, 311-chute, 32-second cross bar, 33-support column, 4-crawler type circulating transmission mechanism, 41-transmission crawler, 42-station, 43-transmission roller, 44-hinge shaft, 441-limiting part, 5-fan, 6-first gear, 7-second gear, 8-belt, 9-transmission motor, 10-workpiece.

Detailed Description

It should be noted that the words "front", "rear", "left" and "right" used in the description of the present invention refer to the directions in fig. 1, and "inner" and "outer" refer to the directions toward and away from the geometric center of a particular component (e.g., "endless track type conveying mechanism"), respectively, which are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in the attached drawings, the multi-station plasma cutting machine for processing the excavator guard plate of the utility model comprises a mounting plate 1 with a horizontal surface and a left and right strip-shaped length direction, a plasma cutting machine 2 is fixedly arranged on the upper surface of the mounting plate 1, a spray head 21 extending outwards from the plasma cutting machine 2 passes through the front plate edge of the mounting plate 1 and faces downwards vertically,

the utility model also comprises a fixed frame 3, the fixed frame 3 comprises a horizontal rectangular frame formed by fixedly splicing two first cross rods 31 with the length direction of horizontal in the front-back direction and two second cross rods 32 with the length direction of horizontal in the left-right direction, supporting columns 33 used for supporting and fixing the ground are respectively vertically extended downwards at four corners of the horizontal rectangular frame,

the two sides of the mounting plate 1 are respectively provided with a first gear 6 with the same size and specification in an axial rotatable manner, the mounting plate 1 is provided with a second gear 7 which is arranged at the front rear side of the first gear 6 in an axial rotatable manner, the first gear 6 and the second gear 7 are the same in size and specification, the first gear 6 and the second gear 7 are both horizontally arranged in the left-right direction in the axial direction, a gear seat 11 vertically and downwards extends out of the lower plate surface of the mounting plate 1 corresponding to each first gear 6/second gear 7 respectively, the gear seat 11 is close to the left plate edge/right plate edge of the mounting plate 1, a mounting shaft 12 which axially extends out of the first gear 6/second gear 7 on the inner side end surface of the first gear 6/second gear 7 can axially and rotatably fit through the corresponding gear seat 11, wherein the left second gear 7 and the right second gear 7 share the same mounting shaft 12, and a transmission motor 9 is arranged between the left first gear 6 and the right gear 6 on the lower plate surface of the mounting plate 1, the transmission motor 9 is connected with the mounting shafts 12 extending from the first gears 6 at the left and right sides in a transmission way, the first gears 6 are connected with the second gears 7 at the right back side in a transmission way through a belt 8, each first gear 6/second gear 7 is just attached to the left plate edge/right plate edge of the mounting plate 1,

the top of the first cross bar 31 is vertically downwards sunken to form a sliding groove 311 with the length direction also being front-back, the bottom surface of the groove cavity of the sliding groove 311 is arranged in a sawtooth surface manner, the first gear 6 and the second gear 7 are vertically downwards matched and embedded into the sliding groove 311 right below the sliding groove and are meshed with the sawtooth surface in the sliding groove 311,

the transmission motor 9 drives the first gear 6 to axially rotate through the corresponding mounting shaft 12, and drives the second gear 7 to synchronously axially rotate through the belt 8, and the first gear 6 and the second gear 7 are meshed in the sliding groove 311 where the first gear and the second gear are located to slide on the sawtooth surface in a back-and-forth reciprocating fit manner along the length direction of the sliding groove 311 while axially rotating, so that the mounting plate 1 and the plasma cutting machine 2 on the mounting plate 1 are driven to synchronously move back and forth;

the crawler-type circulating conveying mechanism 4 is fixedly installed on the ground in a conveying manner, the crawler-type circulating conveying mechanism 4 is horizontally arranged from left to right in the conveying direction, the crawler-type circulating conveying mechanism 4 horizontally enters the fixed frame 3 from the positions between the supporting columns 33 on the front side and the rear side to the right and passes through the position below the horizontal rectangular frame and horizontally extends out of the fixed frame 3 to the right, the crawler-type circulating conveying mechanism 4 mainly comprises two conveying rollers 43 which are oppositely arranged from left to right and horizontally from front to back, and conveying tracks 41 which are sleeved on the two conveying rollers 43 in a matching manner, the conveying tracks 41 are driven to circularly convey by the axial rotation of the conveying rollers 43, a plurality of station platforms 42 are arranged on the outer belt surface of the conveying tracks 41 at intervals along the belt length direction, the station platforms 42 are used for supporting the workpiece 10 and conveying the workpiece 10 from the position below the horizontal rectangular frame to the right (the workpiece 10 is temporarily installed on the table top of the station platforms 42),

the conveying track 41 is a conventional metal track which is hollowed out, and the station table 42 is hinged with the metal track through the middle part (left and right direction) of the metal track (as shown in fig. 1): the front edge and the rear edge of the station table 42 respectively vertically extend downwards to form extending parts, the hinge shaft 44 axially and rotatably penetrates through the extending parts at the front edge of the station table 42, the transmission crawler 41 and the extending parts at the rear edge of the station table 42 from front to back horizontally along the axial direction of the hinge shaft 44 in sequence, the two axial ends of the hinge shaft 44 are connected with limiting parts 441, and the limiting parts 441 just abut against the outer end surfaces of the extending parts at the front edge/rear edge of the station table 42 (as shown in fig. 3). Because the crawler-type circulating transmission mechanism 4 is designed to be a vertical annular structure, the station table 42 can realize smooth transition when the station table 42 runs to the arc-shaped corners at the left end and the right end along with the transmission crawler 41 based on the hinged connection structure, as shown in the attached drawing 1, and the hinged connection structure is designed by fully utilizing the characteristic that the metal crawler is hollow, so that the structure is simple; the station 42 on the outer belt surface of the conveying crawler 41 facing upwards can stably lay on the outer belt surface of the conveying crawler 41 based on the self gravity (including the gravity of the workpiece 10 thereon),

a fan 5 is arranged at the right side of the fixed frame 3 and close to the fixed frame 3, cooling air blown by the fan 5 vertically blows downwards to a workpiece 10 which is just conveyed out of the fixed frame 3 and is cut by plasma, so as to accelerate the cooling of the workpiece 10,

at least one station table 42 with a horizontally upward table surface is respectively arranged on the outer belt surface extending out of the fixed frame 3 leftwards and rightwards on the crawler-type circulating transmission mechanism 4.

As shown in fig. 1, when a workpiece 10 after plasma cutting is just transferred to the right side of the fixed frame 3, another workpiece 10, which is close to the workpiece 10 on the left side, arrives at a plasma cutting station for plasma cutting, a conveying crawler 41 stops for a certain time, and in the time period, a worker can mount and place a new workpiece 10 on an empty station table 42 on the left side of the fixed frame 3 to wait for entering the cutting station; on the right side of the fixed frame 3, the fan 5 blows downward to accelerate the cooling of the just cut workpiece 10, and before the cooled workpiece reaches the right end arc-shaped corner of the conveying crawler 41, the workpiece is taken off from the station table 42 by the worker, and the operation line is reciprocated,

the intervention of the fan 5 accelerates the cooling of the workpiece 10, and the workpiece 10 can be taken down in a short time after being cut by plasma, so that the crawler-type circulating transmission mechanism 4 does not need to be designed to be overlong in the left-right direction length, the occupied area of transmission equipment is reduced, and the overall operation efficiency is improved.

The first gear 6 and the second gear 7 roll back and forth in the chute 311 in a matched manner to drive the plasma cutting machine 2 to move back and forth synchronously, and then the upper control transmission crawler 41 is matched to drive the cut workpiece 10 to move in a small range in the left-right direction below the spray head 21, so that the cut position and angle on the workpiece 10 are controlled. At this time, since the conveying caterpillar 41 only moves to a small extent from left to right, the workpiece 10 on the right side of the fixing frame 3 is still positioned below the fan 5, and cooling is not affected basically; after the cutting, since the nozzle 21 needs to return to the initial position (reset), the conveying track 41 can be completely in a pause state during the reset process, so that the operator on the left side of the fixed frame 3 can mount and place a new workpiece 10 onto the empty station table 42 at ease in this time.

Claims

1. The utility model provides a multistation plasma cutting machine for excavator backplate processing which characterized in that: the multi-station plasma cutting machine comprises a mounting plate (1), wherein the plasma cutting machine (2) is fixedly mounted on the mounting plate (1), a spray head (21) extending outwards from the plasma cutting machine (2) vertically faces downwards through the front side or the rear side of the mounting plate, the mounting plate (1) can be arranged on a fixing frame (3) in a sliding manner in a front-back matching manner,

the multi-station plasma cutting machine also comprises a crawler-type circulating transmission mechanism (4) fixedly installed on the ground in a transmittable manner, the crawler-type circulating transmission mechanism (4) is arranged in the left-right direction in the transmission direction, the crawler-type circulating transmission mechanism (4) penetrates through the fixing frame (3) from left to right, the crawler-type circulating transmission mechanism (4) simultaneously extends out of the fixing frame (3) from left to right,

the crawler-type circulating transmission mechanism (4) comprises a transmission crawler (41) which is arranged on the crawler-type circulating transmission mechanism in a matching way, a plurality of station platforms (42) are arranged on the outer belt surface of the transmission crawler (41) at intervals along the belt length direction,

the right side or the left side of the fixed frame (3) is provided with a fan (5), and cooling air blown out by the fan (5) faces to the workpiece which is cut by plasma on the table surface of the station table (42).

2. A multi-station plasma cutting machine for machining of excavator guards as claimed in claim 1, wherein: the fixing frame (3) comprises a horizontal rectangular frame which is formed by fixedly splicing two first cross rods (31) with length directions in the front-back direction and two second cross rods (32) with length directions in the left-right direction, the top of each first cross rod (31) rod body is vertically sunken downwards to form a sliding groove (311), and the mounting plate (1) can be arranged on the fixing frame (3) in a front-back matching sliding mode through the sliding grooves (311).

3. A multi-station plasma cutting machine for machining of excavator guards as claimed in claim 2, wherein: but the both sides of mounting panel (1) axial rotation ground install first gear (6) respectively, but lie in on mounting panel (1) but second gear (7) is installed to the positive rear side of first gear (6) axial rotation ground respectively, but first gear (6) rather than the positive rear side between second gear (7) be connected through belt (8) transmission, mounting panel (1) on install driving motor (9), driving motor (9) respectively with the left and right sides first gear (6) transmission connection,

the bottom surface of the groove cavity of the sliding groove (311) is a sawtooth surface, the first gear (6) and the second gear (7) are vertically and downwards matched and embedded into the sliding groove (311) right below the first gear and meshed with the sawtooth surface in the sliding groove (311),

drive motor (9) drive first gear (6) axial rotation time passes through belt (8) drive second gear (7) synchronous axial rotation, first gear (6) with when axial rotation takes place in second gear (7) spout (311) internal gearing in follow on the serrated surface spout (311) length direction reciprocating fit slides, thereby drives mounting panel (1) and on mounting panel (1) plasma cutting machine (2) synchronous motion.

4. A multi-station plasma cutting machine for machining of excavator guards as claimed in claim 2, wherein: and supporting columns (33) which are used for supporting and fixing the horizontal rectangular frame on the ground are respectively vertically extended downwards from four corners of the horizontal rectangular frame.

5. A multi-station plasma cutting machine for machining of excavator guards as claimed in claim 1, wherein: each station platform (42) is hinged with the transmission crawler belt (41) through the middle positions of the station platforms in the left and right directions: the front edge and the rear edge of the station table (42) respectively vertically extend downwards to form extending parts, a hinge shaft (44) horizontally penetrates through the extending parts at the front edge of the station table (42), the transmission crawler belt (41) and the extending parts at the rear edge of the station table (42) from front to back in an axial direction in sequence in an axially rotatable mode, two axial ends of the hinge shaft (44) are connected with limiting parts (441), and the limiting parts (441) are just abutted to the outer end faces of the extending parts at the front edge and the rear edge of the station table (42).

6. A multi-station plasma cutting machine for machining of excavator guards as claimed in claim 1, wherein: the orientation of the cooling air blown by the fan (5) is vertically downward.

7. A multi-station plasma cutting machine for machining of excavator guards as claimed in claim 1, wherein: the crawler-type circulating transmission mechanism (4) extends out of the outer belt surface of the fixing frame (3) leftwards and rightwards, and at least one station table (42) with a horizontally upward table surface is arranged on each station table.