阅读说明：本技术 一种用于离心铸管机的上芯行车 (Core-feeding travelling crane for centrifugal pipe casting machine ) 是由 吴灵 徐砚琛 于 2019-08-29 设计创作，主要内容包括：本发明涉及一种用于离心铸管机的上芯行车,属于机械设备领域。本发明包括上芯装置,其结构特点在于：还包括升降装置,所述上芯装置安装在升降装置上,所述升降装置包括升降外套和升降内筒,所述升降外套套装在升降内筒上,所述上芯装置安装在升降内筒上。所述上芯行车还包括移动小车,所述升降装置还包括升降支架,所述升降外套安装在升降支架上,所述升降支架安装在移动小车上。(The invention relates to a core feeding travelling crane for a centrifugal pipe casting machine, and belongs to the field of mechanical equipment. The invention comprises a core feeding device, which is characterized in that: the core loading device is installed on the lifting device, the lifting device comprises a lifting outer sleeve and a lifting inner cylinder, the lifting outer sleeve is sleeved on the lifting inner cylinder, and the core loading device is installed on the lifting inner cylinder. The core-loading traveling crane further comprises a movable trolley, the lifting device further comprises a lifting support, the lifting outer sleeve is mounted on the lifting support, and the lifting support is mounted on the movable trolley.)

1. A go up core driving for centrifugal pipe casting machine, includes last core device (F), its characterized in that: still include elevating gear (G), go up core device (F) and install on elevating gear (G), elevating gear (G) is including lift overcoat (G1) and lift inner tube (G2), lift overcoat (G1) suit is on lift inner tube (G2), it installs on lift inner tube (G2) to go up core device (F).

2. The upper core row carriage for a centrifugal tube casting machine according to claim 1, wherein: go up core driving and still include travelling car (G5), elevating gear (G) still includes lift support (G6), lift overcoat (G1) is installed on lift support (G6), lift support (G6) is installed on travelling car (G5).

3. The upper core row carriage for a centrifugal tube casting machine according to claim 1, wherein: the lifting device (G) further comprises a lifting driving mechanism (G3), the lifting driving mechanism (G3) is installed on the lifting outer sleeve (G1), and the lifting driving mechanism (G3) is connected with the lifting inner cylinder (G2); and/or; lifting drive mechanism (G3) includes lift base (G31), lifting motor (G32) and screw-nut (G33), install on lift overcoat (G1) lift base (G31), lifting motor (G32) is installed on lift base (G31), lifting motor (G32) is connected through screw-nut (G33) with lift inner tube (G2).

4. The upper core row carriage for a centrifugal tube casting machine according to claim 1, wherein: the lifting device (G) further comprises a lifting limiting mechanism (G4), and the lifting outer sleeve (G1) is sleeved on the lifting inner cylinder (G2) through the lifting limiting mechanism (G4); and/or; the lifting limiting mechanism (G4) comprises a limiting guide rail (G41) and a limiting flat key (G42), the limiting guide rail (G41) is installed on the lifting outer sleeve (G1), the limiting flat key (G42) is installed on the lifting inner cylinder (G2), and the limiting guide rail (G41) is matched with the limiting flat key (G42); and/or; the quantity of spacing guide rail (G41) is two, two spacing guide rail (G41) are all installed on lift overcoat (G1), spacing flat key (G42) are installed between two spacing guide rail (G41), spacing guide rail (G41) are L type structure setting.

5. The upper core row carriage for a centrifugal tube casting machine according to claim 1, wherein: the core feeding device (F) comprises a guide mechanism (F1), a moving mechanism (F2), a swinging mechanism (F3), a core clamping mechanism (F4) and a core pressing mechanism (F5), wherein the moving mechanism (F2) is installed on the guide mechanism (F1), the swinging mechanism (F3) and the core clamping mechanism (F4) are installed on the moving mechanism (F2), the swinging mechanism (F3) is connected with the core clamping mechanism (F4), and the core pressing mechanism (F5) is matched with the core clamping mechanism (F4); the guide mechanism (F1) is arranged on the lifting inner cylinder (G2).

6. The upper core row carriage for a centrifugal tube casting machine according to claim 5, wherein: the guide mechanism (F1) comprises a guide sleeve (F11), a guide pulley (F12) and a guide sliding rail (F13), the guide sleeve (F11) is sleeved on the moving mechanism (F2), the guide pulley (F12) is installed on the guide sleeve (F11), the guide sliding rail (F13) is installed on the moving mechanism (F2), and the guide pulley (F12) is installed on the guide sliding rail (F13); and/or; the guide mechanism (F1) further comprises a guide riding wheel (F15), the guide riding wheel (F15) is installed on the guide sleeve (F11), and the guide riding wheel (F15) is in contact with the moving mechanism (F2); and/or; the guide mechanism (F1) further comprises a guide oil cylinder (F14), a piston rod of the guide oil cylinder (F14) is connected with the moving mechanism (F2), and a cylinder barrel of the guide oil cylinder (F14) is connected with the guide sleeve (F11).

7. The upper core row carriage for a centrifugal tube casting machine according to claim 5, wherein: the moving mechanism (F2) comprises a moving sleeve (F21) and a moving base (F22), the moving sleeve (F21) is fixed with the moving base (F22), and the moving sleeve (F21) is installed on the guide mechanism (F1).

8. The upper core row carriage for a centrifugal tube casting machine according to claim 5, wherein: the swinging mechanism (F3) comprises a swinging main shaft (F31) and a swinging swing arm (F32), the swinging main shaft (F31) is installed on the moving mechanism (F2), one end of the swinging main shaft (F31) is connected with the core clamping mechanism (F4), and the other end of the swinging main shaft (F31) is connected with the swinging swing arm (F32); and/or; the swing mechanism (F3) further comprises a swing oil cylinder (F33), a piston rod of the swing oil cylinder (F33) is connected with the swing arm (F32), and a cylinder barrel of the swing oil cylinder (F33) is connected with the moving mechanism (F2).

9. The upper core row carriage for a centrifugal tube casting machine according to claim 5, wherein: the sandwich mechanism (F4) comprises a front sandwich plate (F41), a rear sandwich plate (F42), a sandwich balance wheel (F43), a sandwich connecting rod (F44), a sandwich swing arm (F45) and a sandwich roller (F46), the front sandwich plate (F41) is connected with a rear sandwich plate (F42), the rear sandwich plate (F42) is installed on a moving mechanism (F2), the sandwich balance wheel (F43) is positioned between the front sandwich plate (F41) and the rear sandwich plate (F42), the sandwich balance wheel (F43) is connected with the swinging mechanism (F3), one end of the sandwich connecting rod (F44) is connected with the sandwich balance wheel (F43), the other end of the sandwich connecting rod (F44) is connected with a sandwich swinging arm (F45), the sandwich swinging arm (F45) is rotatably arranged on the front sandwich plate (F41) and the rear sandwich plate (F42), the sandwich roller (F46) is arranged on the sandwich swing arm (F45), and the sandwich roller (F46) is matched with the core pressing mechanism (F5); and/or; and a core supporting plate (F47) is arranged on the front sandwich plate (F41).

10. The upper core row carriage for a centrifugal tube casting machine according to claim 5, wherein: the core pressing mechanism (F5) comprises a core pressing buckle plate (F51) and a core pressing rolling ring (F52), the core pressing buckle plate (F51) is installed on the core pressing rolling ring (F52), and the core pressing rolling ring (F52) is matched with the core clamping mechanism (F4); and/or; the core pressing mechanism (F5) further comprises a core pressing ring (F53), and the core pressing ring (F53) is installed on the core pressing buckle plate (F51).

Technical Field

The invention relates to a core feeding travelling crane for a centrifugal pipe casting machine, and belongs to the field of mechanical equipment.

Background

The nodular cast iron pipe is widely applied to underground water pipes, the female end of the pipe die needs to be blocked by a sand core during the processing of the nodular cast iron pipe, molten iron is poured into the female end of the pipe die, the pipe fitting is formed by high-speed rotation of the pipe die, when the pipe diameter of a larger pipe diameter with the diameter of more than 1200mm is processed, the weight of the sand core is larger, the core is fed in a mode of manual core feeding in most cases in the prior art, the working efficiency of manual core feeding is low, and the safety coefficient is low.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the upper core travelling crane for the centrifugal pipe casting machine, which has a reasonable structural design.

The technical scheme adopted by the invention for solving the problems is as follows: this a go up core driving for centrifugal pipe casting machine, including last core device, its structural feature lies in: the core loading device is installed on the lifting device, the lifting device comprises a lifting outer sleeve and a lifting inner cylinder, the lifting outer sleeve is sleeved on the lifting inner cylinder, and the core loading device is installed on the lifting inner cylinder.

Further, the core-loading traveling crane further comprises a movable trolley, the lifting device further comprises a lifting support, the lifting outer sleeve is installed on the lifting support, and the lifting support is installed on the movable trolley.

Furthermore, the lifting device also comprises a lifting driving mechanism, wherein the lifting driving mechanism is arranged on the lifting outer sleeve and is connected with the lifting inner cylinder.

Further, lift actuating mechanism includes lift base, elevator motor and screw-nut, the lift base is installed on the lift overcoat, elevator motor installs on the lift base, elevator motor passes through screw-nut with the lift inner tube and is connected.

Furthermore, the lifting device also comprises a lifting limiting mechanism, and the lifting outer sleeve is sleeved on the lifting inner cylinder through the lifting limiting mechanism.

Further, lift stop gear includes spacing guide rail and spacing flat key, spacing guide rail installs on the lift overcoat, spacing flat key is installed on the lift inner tube, spacing guide rail and the cooperation of spacing flat key.

Furthermore, the number of the limit guide rails is two, the two limit guide rails are both installed on the lifting outer sleeve, and the limit flat key is installed between the two limit guide rails.

Furthermore, the limiting guide rail is arranged in an L-shaped structure.

Furthermore, the core feeding device comprises a guide mechanism, a moving mechanism, a swinging mechanism, a core clamping mechanism and a core pressing mechanism, wherein the moving mechanism is arranged on the guide mechanism, the swinging mechanism and the core clamping mechanism are both arranged on the moving mechanism, the swinging mechanism is connected with the core clamping mechanism, and the core pressing mechanism is matched with the core clamping mechanism.

Further, the guide mechanism is installed on the lifting inner cylinder.

Further, guiding mechanism includes guide sleeve, guide pulley and direction slide rail, guide sleeve suit is on moving mechanism, guide pulley installs on guide sleeve, the direction slide rail is installed on moving mechanism, guide pulley installs on the direction slide rail.

Furthermore, the guide mechanism also comprises a guide riding wheel, wherein the guide riding wheel is arranged on the guide sleeve and is contacted with the moving mechanism.

Furthermore, the guide mechanism further comprises a guide oil cylinder, a piston rod of the guide oil cylinder is connected with the moving mechanism, and a cylinder barrel of the guide oil cylinder is connected with the guide sleeve.

Further, the moving mechanism comprises a moving sleeve and a moving base, the moving sleeve is fixed with the moving base, and the moving sleeve is installed on the guide mechanism.

Furthermore, the swing mechanism comprises a swing main shaft and a swing arm, the swing main shaft is mounted on the moving mechanism, one end of the swing main shaft is connected with the core clamping mechanism, and the other end of the swing main shaft is connected with the swing arm.

Furthermore, the swing mechanism further comprises a swing oil cylinder, a piston rod of the swing oil cylinder is connected with the swing arm, and a cylinder barrel of the swing oil cylinder is connected with the moving mechanism.

Further, the sandwich mechanism comprises a front sandwich plate, a rear sandwich plate, a sandwich balance wheel, a sandwich connecting rod, a sandwich swing arm and a sandwich roller, wherein the front sandwich plate is connected with the rear sandwich plate, the rear sandwich plate is arranged on the moving mechanism, the sandwich balance wheel is positioned between the front sandwich plate and the rear sandwich plate and is connected with the swing mechanism, one end of the sandwich connecting rod is connected with the sandwich balance wheel, the other end of the sandwich connecting rod is connected with the sandwich swing arm, the sandwich swing arm is rotatably arranged on the front sandwich plate and the rear sandwich plate, the sandwich roller is arranged on the sandwich swing arm, and the sandwich roller is matched with the core pressing mechanism.

Further, a core supporting plate is mounted on the front sandwich plate.

Furthermore, the core pressing mechanism comprises a core pressing buckle plate and a core pressing rolling ring, the core pressing buckle plate is arranged on the core pressing rolling ring, and the core pressing rolling ring is matched with the core clamping mechanism.

Furthermore, the core pressing mechanism further comprises a core pressing ring, and the core pressing ring is installed on the core pressing buckle plate.

Compared with the prior art, the invention has the following advantages: can realize going up the core to the automation of pipe die through this go up core driving, reduce human cost's input, improve work efficiency and factor of safety, specifically drive elevating gear horizontal migration through the travelling car, remove elevating gear and last core device to suitable position, drive the vertical removal of last core device through elevating gear, will go up core device to suitable position, rotate through elevator motor drive screw nut, drive the lift inner tube and reciprocate for the axis of psammitolite and the axis coincidence of pipe die.

The sand core is placed on the core supporting plate, the movable sleeve is driven by the guide oil cylinder to move to the female end of the pipe die along the guide pulley and the guide slide rail, the sand core is placed at the female end of the pipe die, after the sand core is installed, the swing main shaft is driven by the swing oil cylinder to swing, the sandwich balance wheel is driven to swing, the sandwich connecting rod is controlled to draw in the sandwich roller, the sandwich roller is separated from the core pressing rolling ring, the sand core and the core pressing buckle plate are left at the female end of the pipe die together, the core pressing buckle plate is pressed tightly through the core pressing hook, the sand core is pressed tightly at the female end of the pipe die, and the core pressing mechanism rotates along with the pipe die while the pipe die rotates.

Drawings

Fig. 1 is a schematic front view of a core crane according to an embodiment of the present invention.

Fig. 2 is a schematic front view of a lifting device according to an embodiment of the present invention.

Fig. 3 is a schematic bottom view of the lifting device according to the embodiment of the present invention.

Fig. 4 is a front view schematically illustrating the core mounting device according to the embodiment of the present invention.

Fig. 5 is a schematic view of the sectional structure IV-IV in fig. 4.

Fig. 6 is a schematic top view of a core mounting device according to an embodiment of the invention.

Fig. 7 is a schematic view of the V-V sectional structure of fig. 6.

Fig. 8 is a schematic view of the cross-sectional structure VI-VI in fig. 7.

FIG. 9 is a schematic view of an assembly structure of the core clamping mechanism and the core pressing mechanism according to the embodiment of the invention.

Description of reference numerals: a lifting device G,

Lifting outer sleeve G1, lifting inner cylinder G2, lifting driving mechanism G3, lifting limiting mechanism G4, moving trolley G5, lifting support G6,

A lifting base G31, a lifting motor G32, a screw nut G33,

A limit guide rail G41, a limit flat key G42,

A core feeding device F,

A guide mechanism F1, a moving mechanism F2, a swinging mechanism F3, a core clamping mechanism F4, a core pressing mechanism F5,

A guide sleeve F11, a guide pulley F12, a guide slide rail F13, a guide oil cylinder F14, a guide riding wheel F15,

A movable sleeve F21, a movable base F22,

A swing main shaft F31, a swing arm F32, a swing oil cylinder F33,

A front sandwich plate F41, a rear sandwich plate F42, a sandwich balance wheel F43, a sandwich connecting rod F44, a sandwich swing arm F45, a sandwich roller F46, a core supporting plate F47,

A core pressing buckle plate F51, a core pressing rolling ring F52 and a core pressing ring F53.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.