CN218988710U

CN218988710U - Fixing device for lifting main shaft

Info

Publication number: CN218988710U
Application number: CN202223068355.3U
Authority: CN
Inventors: 文康; 曹丽萍; 张万财
Original assignee: Pingliang Laobing Science & Technology Research And Development Co ltd
Current assignee: Pingliang Laobing Science & Technology Research And Development Co ltd
Priority date: 2022-11-19
Filing date: 2022-11-19
Publication date: 2023-05-09
Anticipated expiration: 2032-11-19

Abstract

The utility model relates to the technical field of semiconductor equipment installation, in particular to a fixing device for lifting a main shaft; the bottom plate is fixedly connected to the top surfaces of fork walls of two forklifts, a main shaft passes through the bottom plate, the top end of the main shaft is connected with a clamp, the rear pull plate is fixedly connected to the rear of the bottom plate and comprises a pull rod assembly, the pull rod assembly comprises a left pull rod, a right pull rod and a rear pull rod, the rear pull rod is arranged on the opposite side of a shaft sleeve, two ends of the rear pull rod are respectively connected to the clamp and the rear pull plate, the left pull rod and the right pull rod are symmetrically arranged, the two left pull rod and the right pull rod are respectively connected to the left side and the right side of the main shaft, and two ends of the left pull rod and the right pull rod are respectively connected to the clamp and the bottom plate; the lifting device is simple in structure, convenient to process, convenient to install and use, high in reliability and safety in the lifting process, time-saving, labor-saving, high in working efficiency and high in popularization value.

Description

Fixing device for lifting main shaft

Technical Field

The utility model relates to the technical field of semiconductor equipment installation, in particular to a fixing device for lifting a main shaft.

Background

In semiconductor devices, the main shaft is used as the most main production part of most devices, and because the main shaft is often arranged in the shaft sleeve, the main shaft cannot be prevented from exceeding the limit of lifting by two persons in the process of installation and disassembly, and the lifting height of the main shaft is insufficient. Therefore, an auxiliary lifting mechanism is needed in the installation, most of the prior art uses a aviation crane or a forklift, but stability of a main shaft in the lifting process is not guaranteed all the time, and at the moment, auxiliary equipment is needed, so that the lifting process can be more stable and safer.

Disclosure of Invention

The utility model aims to provide a fixing device for lifting a main shaft, which ensures that the main shaft is more stable and safer in the process of installation and lifting.

In order to achieve the technical effects, the fixing device for lifting the main shaft comprises two forklift fork walls and bottom plates, wherein the bottom plates are connected to the front ends of the two forklift fork walls, the bottom plates are fixedly connected to the top surfaces of the two forklift fork walls, the main shaft penetrates through the bottom plates, the shaft shoulder at the lower end of the main shaft is connected to the top surfaces of the bottom plates, the shaft sleeve is arranged above the bottom plates, the main shaft and the shaft sleeve are arranged between the two forklift fork walls, the top end of the main shaft is connected with a clamp, the top surfaces of the forklift fork walls are fixedly connected with a rear pull plate, the rear pull plate is fixedly connected to the rear of the bottom plates and comprises a pull rod assembly, the pull rod assembly comprises a left pull rod and a right pull rod and a rear pull rod, the rear pull rod is arranged on the opposite sides of the shaft sleeve, the two ends of the rear pull rod are respectively connected to the clamp and the rear pull plate, the left pull rod and the right pull rod are symmetrically arranged, the two left pull rod and the right pull rod are respectively connected to the left side and the right side of the main shaft, and the two ends of the left pull rod are respectively connected to the clamp and the bottom plate.

Further, the left and right pull rods comprise a small bending plate, turnbuckle screws and a small pull plate, the small bending plate comprises two support plate parts, the two support plate parts are obliquely arranged, screw heads at two ends of the turnbuckle screws are ring-shaped, one of the two support plate parts of the small bending plate is fixedly connected to the bottom supporting plate, the other of the two support plate parts of the small bending plate is fixedly connected to one screw head of the turnbuckle screw, the other screw head of the turnbuckle screw is fixedly connected to one end of the small pull plate, and the other end of the small pull plate is fixedly connected to the clamp.

Further, the bottom plate on fixedly connected with big bent plate, big bent plate is equipped with two, two big bent plates are connected respectively between pull rod and bottom plate about two, big bent plate is including two extension board portions, two extension board portion slope settings, one fixed connection in two extension board portions of big bent plate is on the bottom plate, another one in two extension board portions of big bent plate and little bent plate fixed connection.

Further, the back pull rod including little bent plate, turnbuckle and little arm-tie, little bent plate is including two extension board portions, two extension board portion slope settings, the screw rod head at turnbuckle both ends is the circle shape, one fixed connection in two extension board portions of little bent plate is on the back arm-tie, another fixed connection in two extension board portions of little bent plate is on one screw rod head of turnbuckle, another screw rod head fixed connection of turnbuckle is on the one end of little arm-tie, the other end fixed connection of little arm-tie is on the clamp.

Further, the rear pull rod comprises a turning plate, the turning plate comprises two support plate parts, the two support plate parts are coaxial, the plate surfaces of the two support plate parts are mutually perpendicular, the turning plate is connected between the small pull plate and the screw head of the turnbuckle, and the two support plates of the turning plate are respectively and fixedly connected to the small pull plate and the screw head of the turnbuckle.

Further, the clamp comprises a rear top hoop and a front top hoop, the rear top hoop and the front top hoop are semicircular, two ends of the rear top hoop and two ends of the front top hoop are fixedly connected, and the rear top hoop and the front top hoop are clamped at the top end of the main shaft together.

Further, rubber pads are connected between the inner sides of the rear top hoop and the front top hoop and the main shaft.

Further, the bottom support plate is of a groove type structure, the groove type width of the bottom support plate is slightly larger than the outer diameter of the shaft shoulder at the lower end of the main shaft, a large arc notch is formed in the bottom support plate, the shaft at the lower end of the shaft shoulder at the lower end of the main shaft penetrates through the large arc notch, the inner diameter of the large arc notch is slightly smaller than the outer diameter of the shaft shoulder at the lower end of the main shaft, and the inner diameter of the large arc notch is slightly smaller than the outer diameter of the shaft at the lower end of the shaft shoulder at the lower end of the main shaft.

Further, a rubber pad is connected between the large arc notch of the bottom support plate and the main shaft.

Further, big bent plate be the angle steel, the collet board pass through the fastener with fork truck fork wall and be connected, big bent plate passes through the fastener with the collet board and is connected, back arm-tie passes through the fastener with fork truck fork wall and is connected, little bent plate passes through the fastener with big bent plate and is connected, little bent plate passes through the fastener with back arm-tie and is connected, little bent plate passes through the fastener with the screw head of turnbuckle and is connected, little arm-tie passes through the fastener with the clamp and is connected, the deflector passes through the fastener with the screw head of turnbuckle and is connected, the deflector passes through the fastener with little arm-tie and is connected.

The beneficial effects of the utility model are as follows: the bottom plate is fixedly connected to the top surfaces of fork walls of two forklifts, a main shaft passes through the bottom plate, the top end of the main shaft is connected with a clamp, the rear pull plate is fixedly connected to the rear of the bottom plate and comprises a pull rod assembly, the pull rod assembly comprises a left pull rod, a right pull rod and a rear pull rod, the rear pull rod is arranged on the opposite side of a shaft sleeve, two ends of the rear pull rod are respectively connected to the clamp and the rear pull plate, the left pull rod and the right pull rod are symmetrically arranged, the two left pull rod and the right pull rod are respectively connected to the left side and the right side of the main shaft, and two ends of the left pull rod and the right pull rod are respectively connected to the clamp and the bottom plate; the lifting device is simple in structure, convenient to process, convenient to install and use, high in reliability and safety in the lifting process, time-saving, labor-saving, high in working efficiency and high in popularization value.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the structure of the present utility model;

FIG. 3 is a view in the direction A of FIG. 2 of the present utility model;

fig. 4 is a view in the direction B of fig. 2 of the present utility model.

In the figure: 1. fork walls of a fork truck; 2. a main shaft; 3. a shaft sleeve; 4. a bottom support plate; 5. a large bending plate; 6. a clamp; 601. a rear top hoop; 602. a front top hoop; 7. a left and right pull rod; 8. a rear pull rod; 9. a rear pulling plate; 10. a small bending plate; 11. a turnbuckle; 12. a direction-changing plate; 13. and (5) a small pulling plate.

Detailed Description

As shown in fig. 1-4, the fixing device for lifting a main shaft of the utility model comprises two fork walls 1 and a bottom support plate 4, wherein the bottom support plate 4 is connected to the front ends of the two fork walls 1, the bottom support plate 4 is fixedly connected to the top surfaces of the two fork walls 1, the main shaft 2 passes through the bottom support plate 4, a shaft shoulder at the lower end of the main shaft 2 is connected to the top surface of the bottom support plate 4, a shaft sleeve 3 is arranged above the bottom support plate 4, the main shaft 2 and the shaft sleeve 3 are arranged between the two fork walls 1, the top end of the main shaft 2 is connected with a clamp 6, the clamp 6 comprises a rear top hoop 601 and a front top hoop 602, the rear top hoop 601 and the front top hoop 602 are all semicircular, the two ends of the rear top hoop 601 and the front top hoop 602 are fixedly connected, the rear top hoop 601 and the front top hoop 602 are jointly clamped at the top end of the main shaft 2, and a rubber pad is connected between the inner sides of the rear top hoop 601 and the front top hoop 602 and the main shaft 2; the fork truck fork wall 1 is last fixedly connected with back arm-tie 9, back arm-tie 9 fixed connection is at the collet board 4 rear, including the pull rod subassembly, the pull rod subassembly is including controlling pull rod 7 and back pull rod 8, back pull rod 8 establishes at axle sleeve 3 contralateral side, back pull rod 8 both ends are connected respectively on clamp 6 and back arm-tie 9, control pull rod 7 is equipped with two, control pull rod 7 symmetry setting about two, control pull rod 7 is connected respectively in main shaft 2 left and right sides, control pull rod 7 both ends are connected respectively on clamp 6 and collet board 4.

The left pull rod 7 and the right pull rod 7 comprise a small bent plate 10, a turnbuckle 11 and a small pull plate 13, wherein the small bent plate 10 comprises two support plate parts, the two support plate parts are obliquely arranged, screw heads at two ends of the turnbuckle 11 are ring-shaped, one of the two support plate parts of the small bent plate 10 is fixedly connected to the bottom support plate 4, the other of the two support plate parts of the small bent plate 10 is fixedly connected to one screw head of the turnbuckle 11, the other screw head of the turnbuckle 11 is fixedly connected to one end of the small pull plate 13, and the other end of the small pull plate 13 is fixedly connected to the clamp 6; the bottom plate 4 is fixedly connected with a large bending plate 5, the large bending plate 5 is provided with two large bending plates 5, the two large bending plates 5 are respectively connected between the two left and right pull rods 7 and the bottom plate 4, the large bending plate 5 comprises two supporting plate parts, the two supporting plate parts are obliquely arranged, one of the two supporting plate parts of the large bending plate 5 is fixedly connected with the bottom plate 4, and the other of the two supporting plate parts of the large bending plate 5 is fixedly connected with the small bending plate 10.

The rear pull rod 8 comprises a small bending plate 10, a turnbuckle 11, a turning plate 12 and a small pull plate 13, wherein the small bending plate 10 comprises two support plate parts, the two support plate parts are obliquely arranged, screw heads at two ends of the turnbuckle 11 are all ring-shaped, one of the two support plate parts of the small bending plate 10 is fixedly connected to the rear pull plate 9, the other of the two support plate parts of the small bending plate 10 is fixedly connected to one screw head of the turnbuckle 11, the turning plate 12 comprises two support plate parts, the two support plate parts are coaxial, the plate surfaces of the two support plate parts are mutually perpendicular, the turning plate 12 is connected between the screw heads of the small pull plate 13 and the turnbuckle 11, the two support plate parts of the turning plate 12 are respectively fixedly connected to the screw heads of the small pull plate 13 and the turnbuckle 11, the other screw head of the turnbuckle 11 is fixedly connected to the turnbuckle 12, the other end of the small pull plate 13 is fixedly connected to the turning plate 6,

the bottom support plate 4 is of a groove structure, the groove width of the bottom support plate 4 is slightly larger than the outer diameter of the shaft shoulder at the lower end of the main shaft 2, a large arc notch is formed in the bottom support plate 4, a shaft at the lower end of the shaft shoulder at the lower end of the main shaft 2 passes through the large arc notch, the inner diameter of the large arc notch is slightly smaller than the outer diameter of the shaft shoulder at the lower end of the main shaft 2, and the inner diameter of the large arc notch is slightly smaller than the outer diameter of the shaft at the lower end of the shaft shoulder at the lower end of the main shaft 2; a rubber pad is connected between the large arc notch of the bottom supporting plate 4 and the main shaft 2.

The large bending plate 5 is angle steel, the bottom supporting plate 4 is connected with the fork wall 1 of the forklift through a fastener, the large bending plate 5 is connected with the bottom supporting plate 4 through a fastener, the rear pulling plate 9 is connected with the fork wall 1 of the forklift through a fastener, the small bending plate 10 is connected with the large bending plate 5 through a fastener, the small bending plate 10 is connected with the rear pulling plate 9 through a fastener, the small bending plate 10 is connected with the screw head of the turnbuckle 11 through a fastener, the small pulling plate 13 is connected with the clamp 6 through a fastener, the turning plate 12 is connected with the screw head of the turnbuckle 11 through a fastener, and the turning plate 12 is connected with the small pulling plate 13 through a fastener.

The bottom support plate 4 is of a groove structure, the groove edge has a reinforcing effect, the height of the groove edge can be properly adjusted according to the situation, and a rubber pad is connected between the large arc notch of the bottom support plate 4 and the main shaft 2 to play a role in preventing skid and preventing metal parts from rubbing against the main shaft 2.

The size and type of the turnbuckle 11 can be specifically selected according to the weight and size of the spindle 2.

In this embodiment, the rear top hoop 601 and the front top hoop 602 are both made of semicircular flat iron, the inner diameter of the rear top hoop is determined according to the diameter of the upper end of the main shaft 2, the flat iron has a certain width, the rear top hoop 601 and the front top hoop 602 are both provided with two bending pup joints towards the semicircular outer ring, the angle formed by bending the two bending pup joints is 180, the angle formed by bending the two bending pup joints is on a plane, and the bending pup joints of the rear top hoop 601 and the front top hoop 602 are connected through a fastener. Rubber pads are connected between the inner sides of the rear top hoop 601 and the front top hoop 602 and the main shaft 2 to prevent the rear top hoop 601 and the front top hoop 602 from damaging the main shaft 2, and when in actual use,

in actual use, a thickened square block can be arranged at the center of the outer ring of the rear top hoop 601 for increasing the connecting thickness, and a screw with a certain length is arranged on the central thickened square block for connecting with the small pulling plate 13.

The bottom support plate 4 is arranged on the fork wall 1 of a forklift, the large bending plate 5 is arranged on the groove type of the bottom support plate 4, the large bending plate 5 and the bottom support plate 4 are fixed on the fork wall 1 of the forklift through screws, then the small bending plate 10 is arranged on the vertical right-angle edge of the large bending plate 5, after the installation, the forklift can be moved to the position right below the main shaft 2, the main shaft 2 is vertically erected, and the shaft head is a certain distance away from the shaft sleeve 3, wherein the distance is used for installing the bottom support plate 4 for lifting. After the bottom supporting plate 4 is clamped below the main shaft 2, the rear pulling plate 9 is installed, the distance between the fork wall 1 of the forklift and the rear pulling plate 9 is fixed by using screws, and at the moment, the fork wall 1 of the forklift cannot be suddenly opened in use. After the installation, the small bending plate 10, the turning plate 12 and the turnbuckle 11 of the rear pull rod 8 are sequentially installed, at this time, the front top hoop 602 and the rear top hoop 601 can be installed at the upper end of the main shaft 2, a layer of rubber pad is required to be installed between metal contact surfaces, the surface of the main shaft is prevented from being damaged by direct fastening of metal, the small pulling plate 13 is installed at the position of the left and right pull rods after the installation is completed, the front top hoop 602, the rear top hoop 601 and the small pulling plate 13 are fixed by using screws, then the turnbuckle 11 is used for connecting the small pulling plate 13 with the small bending plate 10, and the fastening of the screws is good. Then install little arm-tie and deflector 12 on back top hoop 601 again, use the screw fastening back, in order to be connected with basket screw 11 conveniently, after the deflector 12 is installed back with its other end connection in the one end of basket screw 11, after all set screws are all fastened, through the positive and negative screw nut in the middle of the basket screw 11 of rotatory left and right pull rod 7 with main shaft 2 left and right sides taut, tilt leveling around the stiff shaft of basket screw 11 on the back pull rod 9 of while adjusting, left and right pull rod 7 is installed in main shaft 2 bilateral symmetry, when using, fasten both sides basket screw 11 to corresponding position, make main shaft 2 keep balanced when taut, after the regulation is accomplished, the lifting fork wall, with the main shaft lifting to certain height, push to the position that needs to install, connect the screw, loosen top hoop 6 after fixing shaft sleeve 3, withdraw from fork truck.

The lifting device is simple in structure, convenient to process, convenient to install and use, high in reliability and safety in the lifting process, time-saving, labor-saving, high in working efficiency and high in popularization value.

Claims

1. The utility model provides a fixing device of main shaft lifting, main shaft (2) are connected in axle sleeve (3), its characterized in that: including two fork truck fork walls (1) and collet (4), collet (4) connect at two fork truck fork wall (1) front ends, collet (4) fixed connection is on two fork truck fork wall (1) top surfaces, main shaft (2) pass collet (4), the shoulder of main shaft (2) lower extreme is connected on collet (4) top surface, sleeve (3) are established in collet (4) top, main shaft (2) and sleeve (3) are established between two fork truck fork walls (1), main shaft (2) top is connected with clamp (6), fixedly connected with back arm-tie (9) on fork truck fork wall (1) top surface, back arm-tie (9) fixed connection is at collet (4) rear, including pull rod subassembly, pull rod subassembly is including controlling pull rod (7) and back pull rod (8), back pull rod (8) are established on sleeve (3) contralateral side, connect respectively in clamp (6) and back arm-tie (9) both ends, control pull rod (7) are equipped with two and are connected in two left and right sides pull rod (7) symmetry, both ends (7) are connected in two left and right sides pull rod (4) respectively, left and right sides pull rod (7) are connected in two clamp (4).

2. A spindle lifting fixture as defined in claim 1 wherein: the left pull rod and the right pull rod (7) comprise a small bent plate (10), turnbuckle screws (11) and a small pull plate (13), wherein the small bent plate (10) comprises two support plate parts, the two support plate parts are obliquely arranged, screw heads at two ends of the turnbuckle screws (11) are ring-shaped, one of the two support plate parts of the small bent plate (10) is fixedly connected to a bottom supporting plate (4), the other of the two support plate parts of the small bent plate (10) is fixedly connected to one screw head of the turnbuckle screws (11), the other screw head of the turnbuckle screws (11) is fixedly connected to one end of the small pull plate (13), and the other end of the small pull plate (13) is fixedly connected to a clamp (6).

3. A spindle lifting fixture as claimed in claim 2, wherein: the bottom support plate (4) on fixedly connected with big bent plate (5), big bent plate (5) are equipped with two, two big bent plate (5) are connected respectively between two left and right pull rod (7) and bottom support plate (4), big bent plate (5) are including two extension board portions, two extension board portion slope sets up, one fixed connection in two extension board portions of big bent plate (5) is on bottom support plate (4), another one in two extension board portions of big bent plate (5) and little bent plate (10) fixed connection.

4. A spindle lifting fixture according to claim 3, wherein: the rear pull rod (8) comprises a small bent plate (10), a turnbuckle (11) and a small pull plate (13), wherein the small bent plate (10) comprises two support plate parts, the two support plate parts are obliquely arranged, screw heads at two ends of the turnbuckle (11) are ring-shaped, one of the two support plate parts of the small bent plate (10) is fixedly connected to the rear pull plate (9), the other of the two support plate parts of the small bent plate (10) is fixedly connected to one screw head of the turnbuckle (11), the other screw head of the turnbuckle (11) is fixedly connected to one end of the small pull plate (13), and the other end of the small pull plate (13) is fixedly connected to the clamp (6).

5. The spindle lift fixture of claim 4 wherein: the rear pull rod (8) comprises a turning plate (12), the turning plate (12) comprises two support plate parts, the two support plate parts are coaxial, the plate surfaces of the two support plate parts are mutually perpendicular, the turning plate (12) is connected between the small pull plate (13) and the screw head of the turnbuckle (11), and the two support plates of the turning plate (12) are respectively and fixedly connected to the small pull plate (13) and the screw head of the turnbuckle (11).

6. A spindle lifting fixture according to any one of claims 1-5, wherein: the clamp (6) comprises a rear top hoop (601) and a front top hoop (602), the rear top hoop (601) and the front top hoop (602) are semicircular, the two ends of the rear top hoop (601) and the two ends of the front top hoop (602) are fixedly connected, and the rear top hoop (601) and the front top hoop (602) are clamped at the top end of the main shaft (2) together.

7. The spindle lift fixture of claim 6 wherein: rubber pads are connected between the inner sides of the rear top hoop (601) and the front top hoop (602) and the main shaft (2).

8. A spindle lifting fixture according to any one of claims 1-5, wherein: the bottom support plate (4) is of a groove type structure, the groove type width of the bottom support plate (4) is slightly larger than the outer diameter of a shaft shoulder at the lower end of the main shaft (2), a large arc notch is formed in the bottom support plate (4), a shaft at the lower end of the shaft shoulder at the lower end of the main shaft (2) penetrates through the large arc notch, the inner diameter of the large arc notch is slightly smaller than the outer diameter of the shaft shoulder at the lower end of the main shaft (2), and the inner diameter of the large arc notch is slightly smaller than the outer diameter of the shaft at the lower end of the shaft shoulder at the lower end of the main shaft (2).

9. The spindle lift fixture of claim 8 wherein: a rubber pad is connected between the large arc notch of the bottom supporting plate (4) and the main shaft (2).

10. The spindle lift fixture of claim 5 wherein: the large bending plate (5) is angle steel, the bottom supporting plate (4) is connected with the fork wall (1) of the forklift through a fastener, the large bending plate (5) is connected with the bottom supporting plate (4) through a fastener, the rear pulling plate (9) is connected with the fork wall (1) of the forklift through a fastener, the small bending plate (10) is connected with the large bending plate (5) through a fastener, the small bending plate (10) is connected with the rear pulling plate (9) through a fastener, the small bending plate (10) is connected with the screw head of the turnbuckle (11) through a fastener, the small pulling plate (13) is connected with the clamp (6) through a fastener, and the turning plate (12) is connected with the screw head of the turnbuckle (11) through a fastener.