CN115635114A

CN115635114A - Machining platform for excavator part production

Info

Publication number: CN115635114A
Application number: CN202211571419.3A
Authority: CN
Inventors: 麻长涛
Original assignee: Yantai Ruixin Machinery Co ltd
Current assignee: Yantai Ruixin Machinery Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-01-24
Anticipated expiration: 2042-12-08
Also published as: CN115635114B

Abstract

The invention belongs to the technical field of part processing, and particularly relates to a processing platform for excavator part production, which comprises a rack, wherein a locking mechanism is fixedly installed at the top of the rack, a locking mechanism is installed on the locking mechanism, a first material loading mechanism and a first material discharging mechanism which are obliquely arranged are installed on the locking mechanism, a bearing mechanism is arranged between the first material loading mechanism and the first material discharging mechanism, the locking mechanism is used for positioning a shaft pin on the bearing mechanism, a drilling mechanism is arranged right above the bearing mechanism, the drilling mechanism presses down and fixes the shaft pin on the bearing mechanism in the process of moving down and punching, and the drilling mechanism is connected with the locking mechanism in a sliding manner. According to the invention, the shaft pin to be drilled on the first material groove can be transferred to the vertical seat through the material changing mechanism, and the shaft pin drilled on the vertical seat can be transferred to the second material groove to be conveyed away, so that the processes of blanking and loading can be carried out simultaneously, time and labor are saved, and the production efficiency is improved.

Description

Machining platform for excavator part production

Technical Field

The invention relates to the technical field of part processing, in particular to a processing platform for excavator part production.

Background

An excavator, also called excavating machine, also called excavator, is an earthwork machine that uses a bucket to excavate materials higher or lower than a bearing surface and loads the materials into a transport vehicle or unloads the materials to a stockyard, and is the current heavy engineering machine with the widest application range, the bucket is the main structure of the excavator for excavating the materials, and is an extremely important component in the excavator, and the bucket needs to be connected with the excavator through a connecting pin shaft, for example, a novel bucket connecting mechanism disclosed in patent number CN216999922U, wherein a shaft pin provided with a fixing hole is included.

At pivot mechanical drilling processing, because the demand is great, generally all hold through anchor clamps and wait to drill hole drilling again after the pivot, avoided the drilling in-process because rock and influence the problem of drilling precision, but traditional anchor clamps are usually manual when drilling and arrange the work piece in anchor clamps, take away the work piece manually again after the drilling, not only work efficiency is low, misoperation still can harm staff's safety, for this reason, propose an excavator spare part production and use processing platform.

Disclosure of Invention

The invention provides a machining platform for producing excavator parts, aiming at overcoming the defects in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an excavator spare part production is with processing platform, includes the rack, the top fixed mounting of rack has locking mechanical system, locking mechanical system is last to install locking mechanical system, the last year material mechanism and the unloading mechanism that installs the slope and set up of locking mechanical system are one, it bears the mechanism to be equipped with between year material mechanism and the unloading mechanism one, locking mechanical system is used for fixing a position being in bearing the mechanism upper shaft round pin, be equipped with drilling mechanism directly over bearing the mechanism, drilling mechanism moves down the punching process and in the middle of will pressing down fixedly bearing the mechanism upper shaft round pin, drilling mechanism and locking mechanical system sliding connection, locking mechanical system is last still to be equipped with the pivot that will wait to drill on the material mechanism and shift to bearing the mechanism and shift to the reloading mechanism on unloading mechanism one with the pivot that bearing the mechanism upper drilling was accomplished.

Preferably, locking mechanical system is including fixing two curb plates at the panel top, and one side fixed mounting that two curb plates are close to each other has two horizontal poles that the level set up, locking mechanical system is including fixing the telescoping cylinder one on one of them curb plate, the piston rod of telescoping cylinder one run through corresponding curb plate and with corresponding curb plate swing joint, the piston rod tip fixed mounting of telescoping cylinder one has the ejector pad, and one side fixed mounting that another curb plate is close to the telescoping cylinder one has the cylinder, cylinder and telescoping cylinder piston rod coaxial line set up.

Preferably, drilling mechanism is including fixing the mounting bracket on two horizontal poles, the bottom fixed mounting of mounting bracket has telescoping cylinder two, bottom fixed mounting has the diaphragm on the piston rod of telescoping cylinder two, the both sides of diaphragm respectively with two curb plate sliding connection, the top fixed mounting of diaphragm has the motor, the output shaft of motor run through the diaphragm and with diaphragm swing joint, and fixed mounting has the drilling rod on the output shaft of motor, the bottom fixed mounting of diaphragm has two spring telescopic links, and two spring telescopic links's bottom end of the piston rod fixed mounting has same briquetting, arc wall one has been seted up to the bottom of briquetting.

Preferably, drilling mechanism still includes with two curb plates each other be close to one side fixed connection's two guide rails, all slide the cover on two guide rails and be equipped with the slider, two sliders are embedded respectively fix the both sides at the diaphragm.

Preferably, the material loading mechanism and the blanking mechanism respectively comprise a first support and a second support which are fixed at the top of the panel, a first trough and a second trough which are obliquely arranged are fixedly mounted at the tops of the first support and the second support respectively, the top of the first trough and the second trough are located on the same inclined plane, and a first through opening and a second through opening are formed in one side, close to each other, of the first trough and the second trough respectively.

Preferably, bear the mechanism include with panel top fixed connection's the seat of standing, arc wall two has been seted up at the top of standing the seat, the piston rod of telescoping cylinder one and cylindrical axis all coincide with the axis of arc wall two, the axis of arc wall one is in directly over the axis of arc wall two, two openings three have been seted up on the bearing mechanism, and adjacent opening one communicates with the opening two-phase through corresponding opening three-phase, the chip removal hole has been seted up on the arc wall two, the chip removal hole is in under the drilling rod.

Preferably, a first slope is formed at the top of the stop block, and a leaning part is arranged on one side, away from the vertical seat, of the stop block.

Preferably, the reloading mechanism is including fixing the telescoping cylinder three at the panel top, the piston rod top fixed mounting of telescoping cylinder three has the push pedal, the top fixed mounting of push pedal has two kicking blocks one, two kicking blocks one respectively with correspond the inner wall sliding connection of opening one, one side fixed mounting that the push pedal is close to support two has two protrusion boards, the equal fixed mounting in top of two protrusion boards has kicking block two, two kicking blocks two respectively with the inner wall sliding connection who corresponds opening three and opening two.

Preferably, the top of the first ejecting block is provided with a second slope with the same gradient as the first slope, the top of the second ejecting block is provided with a third arc-shaped groove corresponding to the second arc-shaped groove and a third slope with the same gradient as the second trough, and the third slope is tangent to the third arc-shaped groove.

Preferably, one side of the rack close to the first blanking mechanism is provided with a second blanking mechanism, the second blanking mechanism comprises a connecting rod fixed on the rack, and the top of the connecting rod is fixedly provided with an L-shaped material guide plate.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the shaft pin to be drilled on the first material groove can be transferred to the vertical seat through the material changing mechanism, and the shaft pin drilled on the vertical seat can be transferred to the second material groove for conveying away, so that the processes of blanking and loading can be carried out simultaneously, time and labor are saved, and the production efficiency is improved;

2. after the shaft pin to be drilled is positioned on the vertical seat, the position of the shaft pin to be drilled can be ensured to be accurately positioned under the drill rod after the shaft pin to be drilled is pushed to abut against the cylinder through the push block, so that the positions of the shaft pin to be drilled are ensured to be the same, and meanwhile, the two ends of the shaft pin can be fixed through the matching of the push block and the cylinder;

3. follow the downward movement of drilling rod through the briquetting, can push down the pivot on arc wall two through the briquetting before drilling to accomplish the secondary fixed to the pivot, guarantee the drilling rod to the in-process of pivot drilling, the condition that rocks can not appear in the pivot, guarantee the accuracy nature of drilling, can keep the fixed to the pivot all the time before the drilling rod breaks away from the pivot simultaneously, certain protection has all been played to pivot and drilling rod.

Drawings

FIG. 1 is a schematic view of the overall structure of a machining platform for producing excavator parts according to the present invention;

FIG. 2 is a schematic view of a part of the structure of a machining platform for producing parts of an excavator according to the present invention;

FIG. 3 is a schematic structural view of a drilling mechanism in a machining platform for producing excavator parts according to the present invention;

FIG. 4 is a schematic structural diagram of a locking mechanism, a loading mechanism, a first blanking mechanism and a material changing mechanism in the machining platform for producing the parts of the excavator, which are provided by the invention;

FIG. 5 is a side sectional view of a loading mechanism, a first blanking mechanism and a material changing mechanism in the machining platform for producing the parts of the excavator, which is provided by the invention;

FIG. 6 is a side sectional view of a load bearing mechanism in a machining platform for excavator part production according to the present invention;

FIG. 7 is a schematic structural view of a material changing mechanism in a processing platform for producing excavator parts, which is provided by the invention;

fig. 8 is an enlarged schematic view of a portion a in fig. 5.

In the figure: 1. a rack; 11. a panel; 2. a locking mechanism; 21. a side plate; 22. a first telescopic cylinder; 23. a push block; 24. a cylinder; 25. a cross bar; 3. a drilling mechanism; 31. a mounting frame; 32. a second telescopic cylinder; 33. a transverse plate; 34. a motor; 35. a drill stem; 36. a spring telescopic rod; 37. briquetting; 371. a first arc-shaped groove; 38. a guide rail; 39. a slider; 4. a material loading mechanism; 41. a first bracket; 42. a first trough; 421. a first through opening; 5. a carrying mechanism; 51. a vertical seat; 52. an arc-shaped groove II; 53. a third port; 54. chip removal holes; 55. a stopper; 551. an abutting portion; 552. a first slope; 6. a first blanking mechanism; 61. a second bracket; 62. a second material groove; 621. a second port; 7. a material changing mechanism; 71. a third telescopic cylinder; 72. pushing the plate; 721. a protruding plate; 73. a first top block; 731. a second slope; 74. a second top block; 741. an arc-shaped groove III; 742. a third slope; 8. a second blanking mechanism; 81. a connecting rod; 82. an L-shaped material guide plate.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution: the machining platform for producing the parts of the excavator comprises a rack 1, a locking mechanism 2 is fixedly mounted at the top of the rack 1, the locking mechanism 2 is mounted on the locking mechanism 2, a material carrying mechanism 4 and a blanking mechanism 6 which are obliquely arranged are mounted on the locking mechanism 2, a bearing mechanism 5 is arranged between the material carrying mechanism 4 and the blanking mechanism 6, the locking mechanism 2 is used for positioning pins on the bearing mechanism 5, a drilling mechanism 3 is arranged right above the bearing mechanism 5, the drilling mechanism 3 pushes down and fixes the pins on the bearing mechanism 5 in the downward drilling process, the drilling mechanism 3 is in sliding connection with the locking mechanism 2, and a material changing mechanism 7 is further arranged on the locking mechanism 2 and used for transferring the pins to be drilled on the material carrying mechanism 4 to the bearing mechanism 5 and transferring the drilled pins on the bearing mechanism 5 to the blanking mechanism 6.

The locking mechanism 2 comprises two side plates 21 fixed at the top of the panel 11, two horizontal rods 25 horizontally arranged are fixedly mounted on one side, close to each other, of the two side plates 21, the locking mechanism 2 comprises a first telescopic cylinder 22 fixed on one side plate 21, a piston rod of the first telescopic cylinder 22 penetrates through the corresponding side plate 21 and is movably connected with the corresponding side plate 21, a push block 23 is fixedly mounted at the end part of the piston rod of the first telescopic cylinder 22, a cylinder 24 is fixedly mounted on one side, close to the first telescopic cylinder 22, of the other side plate 21, and the cylinder 24 and the piston rod of the first telescopic cylinder 22 are coaxially arranged.

Drilling mechanism 3 is including fixing mounting bracket 31 on two horizontal poles 25, the bottom fixed mounting of mounting bracket 31 has two telescoping cylinders 32, bottom fixed mounting has diaphragm 33 on the piston rod of two telescoping cylinders 32, the both sides of diaphragm 33 respectively with two curb plate 21 sliding connection, the top fixed mounting of diaphragm 33 has motor 34, the output shaft of motor 34 runs through diaphragm 33 and with diaphragm 33 swing joint, and fixed mounting has drilling rod 35 on the output shaft of motor 34, the bottom fixed mounting of diaphragm 33 has two spring telescopic links 36, the piston rod bottom fixed mounting of two spring telescopic links 36 has same briquetting 37, arc wall one has been seted up to the bottom of briquetting 37.

Further, when drilling, arc wall 371 on briquetting 37 at first contacts with the outside of waiting to drill the pivot, later can produce the holding down force through briquetting 37 to the pivot under two spring telescopic links 36 of compressed, thereby it is fixed to accomplish the centre gripping to the pivot, pivoted drilling rod 35 moves down afterwards and just can drill to the pivot of fixing, and after drilling is accomplished, drilling rod 35 breaks away from at first from the pivot, briquetting 37 separates from the pivot again afterwards, thereby guarantee that drilling rod 35 takes out in the middle of the process in the pivot drilling hole, the condition that the pivot can not appear rocking.

The drilling mechanism 3 further comprises two guide rails 38 fixedly connected with one side of each of the two side plates 21, the two guide rails 38 are sleeved with sliding blocks 39 in a sliding mode, and the two sliding blocks 39 are fixed on the two sides of the transverse plate 33 in an embedded mode respectively.

Further, the up-and-down movement of the cross plate 33 can be more smooth through the cooperation of the guide rail 38 and the slide block 39, and the drill rod 35 is always positioned right above the clearance hole 54.

The material loading mechanism 4 and the blanking mechanism 6 respectively comprise a first support 41 and a second support 61 which are fixed at the top of the panel 11, a first chute 42 and a second chute 62 which are obliquely arranged are fixedly installed at the tops of the first support 41 and the second support 61 respectively, the top of the first chute 42 and the second chute 62 are located on the same inclined plane, and one side, close to each other, of the first chute 42 and the second chute 62 is provided with a first through opening 421 and a second through opening 621 respectively.

The bearing mechanism 5 comprises a vertical seat 51 fixedly connected with the top of the panel 11, the top of the vertical seat 51 is provided with a second arc-shaped groove 52, the axes of the piston rod of the first telescopic cylinder 22 and the cylinder 24 are coincided with the axis of the second arc-shaped groove 52, the axis of the first arc-shaped groove 371 is positioned right above the axis of the second arc-shaped groove 52, the bearing mechanism 5 is provided with a third through opening 53, the adjacent first through opening 421 and the adjacent second through opening 621 are communicated through the corresponding third through opening 53, the second arc-shaped groove 52 is provided with a chip removal hole 54, and the chip removal hole 54 is positioned right below the drill rod 35.

The stopper 55 is fixedly mounted on one side, close to the trough 42, of the vertical seat 51, the slope 552 is formed in the top of the stopper 55, and the abutting portion 551 is arranged on one side, away from the vertical seat 51, of the stopper 55.

The material changing mechanism 7 comprises a third telescopic cylinder 71 fixed on the top of the panel 11, a push plate 72 is fixedly mounted at the top end of a piston rod of the third telescopic cylinder 71, two first ejector blocks 73 are fixedly mounted at the top of the push plate 72, the two first ejector blocks 73 are respectively in sliding connection with the inner walls corresponding to the first through holes 421, two protruding plates 721 are fixedly mounted on one side, close to the second support 61, of the push plate 72, two ejector blocks 74 are fixedly mounted at the tops of the two protruding plates 721, the two ejector blocks 74 are respectively in sliding connection with the inner walls corresponding to the third through holes 53 and the second through holes 621, and in the process that the first ejector block 73 and the second ejector block 74 move upwards, the stopper 55 is located in the middle of the first ejector block 73 and the second ejector block 74 and is in sliding connection with the first ejector block 73 and the second ejector block 74.

The top of the first top block 73 is provided with a second slope 731 with the same gradient as the first slope 552, the top of the second top block 74 is provided with a third arc groove 741 which is corresponding to the second arc groove 52 till now and a third slope 742 with the same gradient as the second trough 62, and the third slope 742 and the third arc groove 741 are arranged in a tangent mode.

One side of the rack 1 close to the first blanking mechanism 6 is provided with a second blanking mechanism 8, the second blanking mechanism 8 comprises a connecting rod 81 fixed on the rack 1, and the top of the connecting rod 81 is fixedly provided with an L-shaped material guide plate 82.

In this embodiment: when the telescopic cylinder is used, shaft pins to be drilled are sequentially placed at the top of the first trough 42, under the action of gravity, the first shaft pin placed on the first trough 42 automatically rolls down and abuts against the abutting part 551, the next shaft pin placed down abuts against the previous shaft pin, then the telescopic cylinder three 71 is controlled to extend, the telescopic cylinder three 71 drives the two first ejector blocks 73 to move upwards through the push plate 72, the two second slopes 731 abut against the shaft pins abutting against the abutting part 551 to ascend, and only after the second slopes 731 and the first slopes 552 are positioned on the same inclined plane, the shaft pins on the two second slopes 731 automatically roll to the first slopes 552 and abut against one sides, close to the first ejector blocks 73, of the two ascending ejector blocks 74;

then the push plate 72 is driven to move downwards by contracting the telescopic cylinder III 71, the push plate 72 drives the two second ejecting blocks 74 to move downwards, the shaft pins on the slope I552 automatically roll into the arc-shaped grooves II 52 along with the downward movement of the two second ejecting blocks 74, and then the telescopic cylinder I22 is controlled to extend and the push block 23 pushes the shaft pins in the arc-shaped grooves II 52 to abut against the column 24;

then starting the motor 34 to drive the drill rod 35 to rotate, then controlling the telescoping cylinder two 32 to extend, driving the motor 34 and the drill rod 35 to move downwards through the transverse plate 33 by the extended telescoping cylinder two 32, wherein in the downward movement process of the transverse plate 33, the arc-shaped groove one 371 on the press block 37 firstly abuts against the top of the shaft pin, and along with the continuous downward movement of the transverse plate 33, the two spring telescopic rods 36 are contracted, the shaft pin to be drilled can be tightly clamped through the cooperation of the press block 37 and the vertical seat 51, then in the downward movement process of the transverse plate 33, the drill rod 35 is in contact with the shaft pin and drills the shaft pin, finally, the bottom end of the drill rod 35 completely penetrates through the shaft pin and enters the chip removal hole 54, and when the drilling is completed, the telescoping cylinder one 22 and the telescoping cylinder two 32 are restored to the initial state;

then the telescopic cylinder three 71 is controlled to extend, the telescopic cylinder three 71 drives the two protruding plates 721 to move upwards through the push plate 72, the two protruding plates 721 drive the two second ejecting blocks 74 to move upwards again, the arc-shaped groove three 741 on the second ejecting block 74 firstly contacts with the shaft pin after the drilling on the second arc-shaped groove 52 is completed, and along with the upward movement of the arc-shaped groove three 741 against the shaft pin, after the shaft pin is completely moved out of the second arc-shaped groove 52, the shaft pin after the drilling is automatically rolled to the third slope 742 under the action of gravity, and after the top of the third slope 742 and the top of the second groove 62 are on the same inclined plane, the shaft pin on the third slope 742 automatically rolls to the second groove 62, in the process, the two second slope 731 will abut against the shaft pin on the abutting part 551 to ascend, and only after the two slope 731 and the first slope 552 are on the same inclined plane, the shaft pin on the two second slope 731 will automatically roll to the first slope 552 and abut against one side of the two rising second ejecting blocks 74 close to the first ejecting block 73, and then the telescopic cylinder three 71 controls the push plate 72 to move downwards, the shaft pin drives the two ejecting blocks 74 to move downwards along with the first slope 552, and the two ejecting blocks 74 move downwards along with the automatic roller 52;

the shaft pin after the drilling is completed, which is rolled from the second trough 62, automatically rolls into the L-shaped material guiding plate 82, and then the shaft pin in the L-shaped material guiding plate 82 automatically slides downwards and falls into a collecting device which is placed in advance below the lowest end of the L-shaped material guiding plate 82.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides an excavator spare part production is with processing platform, includes rack (1), its characterized in that: the top fixed mounting of rack (1) has locking mechanical system (2), install locking mechanical system (2) on locking mechanical system (2), install the material mechanism (4) of carrying that the slope set up and unloading mechanism (6) on locking mechanical system (2), it bears mechanism (5) to be equipped with between material mechanism (4) and the unloading mechanism (6) to carry, locking mechanical system (2) are used for fixing a position being in bearing mechanism (5) journal, be equipped with drilling mechanism (3) directly over bearing mechanism (5), drilling mechanism (3) move down the punching process and in the middle of will bear mechanism (5) journal and push down fixedly, drilling mechanism (3) and locking mechanical system (2) sliding connection, still be equipped with on locking mechanical system (2) and shift the pivot of waiting to drill on the material mechanism (4) to bear on mechanism (5) and shift to the pivot that the drilling was accomplished on bearing mechanism (5) to trade material mechanism (7) on unloading mechanism (6).

2. The machining platform for producing the parts of the excavator according to claim 1, wherein: locking mechanical system (2) including fixing two curb plates (21) at panel (11) top, one side fixed mounting that two curb plates (21) are close to each other has two horizontal poles (25) that the level set up, locking mechanical system (2) including fixing telescopic cylinder (22) on one of them curb plate (21), the piston rod of telescopic cylinder (22) run through corresponding curb plate (21) and with corresponding curb plate (21) swing joint, the piston rod tip fixed mounting of telescopic cylinder (22) has ejector pad (23), and one side fixed mounting that another curb plate (21) are close to telescopic cylinder (22) has cylinder (24), cylinder (24) set up with telescopic cylinder (22) piston rod coaxial line.

3. The machining platform for producing the excavator parts as claimed in claim 2, wherein: drilling mechanism (3) are including fixing mounting bracket (31) on two horizontal poles (25), the bottom fixed mounting of mounting bracket (31) has telescoping cylinder two (32), bottom fixed mounting has diaphragm (33) on the piston rod of telescoping cylinder two (32), the both sides of diaphragm (33) respectively with two curb plate (21) sliding connection, the top fixed mounting of diaphragm (33) has motor (34), the output shaft of motor (34) run through diaphragm (33) and with diaphragm (33) swing joint, and fixed mounting has drilling rod (35) on the output shaft of motor (34), the bottom fixed mounting of diaphragm (33) has two spring telescopic rod (36), and the piston rod bottom fixed mounting of two spring telescopic rod (36) has same briquetting (37), arc wall one (371) has been seted up to the bottom of briquetting (37).

4. The machining platform for producing the excavator parts as claimed in claim 3, wherein: drilling mechanism (3) still include with two curb plate (21) each other be close to one side fixed connection's two guide rails (38), all slide the cover on two guide rails (38) and be equipped with slider (39), two sliders (39) are embedded the both sides of fixing at diaphragm (33) respectively.

5. The machining platform for producing the excavator parts as claimed in claim 3, wherein: carry material mechanism (4) and unloading mechanism (6) including fixing support (41) and support two (61) at panel (11) top respectively, the top of support (41) and support two (61) is fixed mounting respectively has silo one (42) and silo two (62) that the slope set up, the top of silo one (42) and being in on same inclined plane of silo two (62), two openings one (421) and two openings two (621) have been seted up respectively to one side that silo one (42) and silo two (62) are close to each other.

6. The machining platform for producing the excavator parts as claimed in claim 5, wherein: bearing mechanism (5) include with panel (11) top fixed connection stand (51), arc wall two (52) have been seted up at the top of standing seat (51), the axis of the piston rod of telescoping cylinder one (22) and cylinder (24) all coincides with the axis of arc wall two (52), the axis of arc wall one (371) is located arc wall two (52) axis directly over, bearing mechanism (5) have been seted up two opening three (53), and adjacent opening one (421) and opening two (621) are linked together through corresponding opening three (53), chip removal hole (54) have been seted up on arc wall two (52), chip removal hole (54) are located the drilling rod (35) under.

7. The machining platform for producing the excavator parts as claimed in claim 6, wherein: a first stopper (55) is fixedly mounted on one side, close to the first trough (42), of the vertical seat (51), a first slope (552) is formed in the top of the stopper (55), and a butting portion (551) is arranged on one side, far away from the vertical seat (51), of the stopper (55).

8. The machining platform for producing the excavator parts as claimed in claim 7, wherein: reloading mechanism (7) are including fixing telescopic cylinder three (71) at panel (11) top, the piston rod top fixed mounting of telescopic cylinder three (71) has push pedal (72), the top fixed mounting of push pedal (72) has two kicking blocks (73), two kicking blocks (73) respectively with the inner wall sliding connection who corresponds opening (421), one side fixed mounting that push pedal (72) are close to support two (61) has two protrusion boards (721), the equal fixed mounting in top of two protrusion boards (721) has kicking block two (74), two kicking blocks two (74) respectively with the inner wall sliding connection who corresponds opening three (53) and opening two (621).

9. The machining platform for producing the excavator parts as claimed in claim 8, wherein: the top of the first top block (73) is provided with a second slope (731) with the same gradient as that of the first slope (552), the top of the second top block (74) is provided with a third arc-shaped groove (741) corresponding to the second arc-shaped groove (52) up to now and a third slope (742) with the same gradient as that of the second trough (62), and the third slope (742) and the third arc-shaped groove (741) are arranged in a tangent mode.

10. The machining platform for producing the parts of the excavator according to claim 1, wherein: one side of the rack (1) close to the first feeding mechanism (6) is provided with a second feeding mechanism (8), the second feeding mechanism (8) comprises a connecting rod (81) fixed on the rack (1), and an L-shaped material guide plate (82) is fixedly mounted at the top of the connecting rod (81).