CN213545877U

CN213545877U - Piano outer side plate clamping device

Info

Publication number: CN213545877U
Application number: CN202022197539.4U
Authority: CN
Inventors: 曹顺军; 马俊
Original assignee: Wuxi Steinmeier Piano Co ltd
Current assignee: Wuxi Steinmeier Piano Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-25
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a clamping and pressing device for the outer side plate of a piano, which comprises a machine table and a base; the upper end of the machine table is provided with a bearing roller; extrusion components are symmetrically arranged on two sides of the bearing roller; the telescopic path of the pressing assembly corresponds to the position of the piano outer side plate; the bottom of the machine table is hinged with the base; the machine table swings around a hinge point to guide the gravity of the piano to alternately press the extrusion components on the two sides of the machine table; when the installation curb plate, the extrusion subassembly that moves the corresponding side earlier extrudees curb plate and shaft, and the current position of extrusion subassembly is fixed through locking limit isotructure afterwards, and the swing of drive board to the gravity component that the curb plate was applyed when can utilizing the shaft slope strengthens the extrusion effect, and then has promoted installation effectiveness and effect under the prerequisite that does not increase extrusion subassembly.

Description

Piano outer side plate clamping device

Technical Field

The utility model relates to a musical instrument makes the field, especially relates to piano outer panel clamping device.

Background

In the production of pianos, it is necessary to mount side plates on both sides of the body, usually by means of a compression bonding. Traditional curb plate relies on the pressurization of pneumatic rod or hydraulic stem to realize alone, and is higher to the requirement of equipment like this, has not only increased the cost, has also improved the risk in the production. Therefore, it is necessary to provide a piano outer plate clamping and pressing device with high production safety and good installation stability.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the deficiencies in the prior art, the utility model provides a piano outside board clamping and pressing device that production security is high, installation stability is good.

The technical scheme is as follows: in order to achieve the purpose, the piano outer side plate clamping and pressing device comprises a machine table and a base; the upper end of the machine table is provided with a bearing roller; extrusion components are symmetrically arranged on two sides of the bearing roller; the telescopic path of the pressing assembly corresponds to the position of the piano outer side plate; the bottom of the machine table is hinged with the base; the machine table swings around a hinge point to guide the gravity of the piano to alternately press the extrusion components on the two sides of the machine table.

Further, the base comprises a pressure equalizing plate, a mounting seat and a limiting block; the top of the mounting seat is correspondingly matched with the hinged part at the bottom of the machine table; the pressure equalizing plate is connected and arranged at the bottom of the mounting seat; the limiting block is arranged at the upper end of the pressure equalizing plate in a sliding fit manner; the sliding path of the limiting block is intersected with the swinging track of the machine table.

Further, the top height of the limiting block is flush with the bottom height of the machine table in a horizontal state.

Further, the extrusion assembly comprises a pneumatic telescopic rod and an auxiliary telescopic rod; the fixed end of the pneumatic telescopic rod is connected with the machine table; the moving end of the pneumatic telescopic rod is connected with a compacting plate; the auxiliary telescopic rods are arranged on two sides of the pneumatic telescopic rod in pairs and are correspondingly connected with two ends of the compacting plate.

Further, the lifting device also comprises a lifting component; the lifting assembly comprises a hydraulic telescopic rod, a scissor piece and a supporting plate; the hydraulic telescopic rod is matched with the scissor component to drive the scissor component to move up and down; the supporting plate is connected and arranged at the top of the scissor piece.

Furthermore, the top of the supporting plate is provided with an anti-slip strip; the arrangement direction of the anti-slip strips is consistent with the length direction of the rotating shaft of the bearing roller.

Has the advantages that: the utility model discloses a piano outer panel clamping device, which comprises a machine table and a base; the upper end of the machine table is provided with a bearing roller; extrusion components are symmetrically arranged on two sides of the bearing roller; the telescopic path of the pressing assembly corresponds to the position of the piano outer side plate; the bottom of the machine table is hinged with the base; the machine table swings around a hinge point to guide the gravity of the piano to alternately press the extrusion components on the two sides of the machine table; when the installation curb plate, the extrusion subassembly that moves the corresponding side earlier extrudees curb plate and shaft, and the current position of extrusion subassembly is fixed through locking limit isotructure afterwards, and the swing of drive board to the gravity component that the curb plate was applyed when can utilizing the shaft slope strengthens the extrusion effect, and then has promoted installation effectiveness and effect under the prerequisite that does not increase extrusion subassembly.

Drawings

FIG. 1 is a schematic view of the overall structure of a piano outer plate clamping and pressing device;

FIG. 2 is a front view of the piano outer plate clamping device;

fig. 3 is a side view of the clamping and pressing axis of the outer plate of the piano.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The piano outer side plate clamping and pressing device, as shown in fig. 1 and fig. 3, comprises a machine table 1 and a base 2; the upper end of the machine table 1 is provided with a bearing roller 11, and the piano is placed above the bearing roller 11 before the side plate is additionally arranged; the two sides of the bearing roller 11 are symmetrically provided with the extrusion components 3; the telescopic path of the pressing component 3 corresponds to the position of the piano outer side plate; the bottom of the machine table 1 is hinged with the base 2; the machine table 1 swings around a hinge point to guide the self weight of the piano to alternately press the extrusion components 3 on the two sides of the machine table 1; when the installation curb plate, move earlier extrusion subassembly 3 that corresponds the side and extrude curb plate and body, later through locking limit isotructure with extrusion subassembly 3 current position fixed, drive 1 swings of board to the gravity component that exerts to the curb plate when can utilizing the body slope strengthens the extrusion effect, and then has promoted installation effectiveness and effect under the prerequisite that does not increase extrusion subassembly 3.

The base 2 comprises a pressure equalizing plate 21, a mounting seat 22 and a limiting block 23; the top of the mounting seat 22 is correspondingly matched with the hinged part at the bottom of the machine table 1; the mounting seat 22 is provided with a motor which can drive the machine table 1 to swing; the pressure equalizing plate 21 is connected and arranged at the bottom of the mounting seat 22; the limiting block 23 is arranged at the upper end of the pressure equalizing plate 21 in a sliding fit manner; the sliding path of the limiting block 23 intersects with the swing track of the machine table 1, so that when the corresponding side of the machine table 1 is located at the height corresponding to the top of the limiting block 23, the limiting function can be achieved by means of the mounting seat 23, and the stable posture of the machine table 1 at a specific position is guaranteed.

The top height of the limiting block 23 is flush with the bottom height of the machine table 1 in a horizontal state, and the flush limiting block 23 can be placed into a machine body at the initial stage to keep the machine table 1 stable; the machine table stability under more inclined positions can be realized by switching the limiting blocks with different specifications in subsequent production.

The extrusion assembly 3 comprises a pneumatic telescopic rod 31 and an auxiliary telescopic rod 32; the fixed end of the pneumatic telescopic rod 31 is connected with the machine table 1; the moving end of the pneumatic telescopic rod 31 is connected with a compacting plate 33; the auxiliary telescopic rods 32 are arranged on two sides of the pneumatic telescopic rod 31 in pairs and correspondingly connected with two ends of the compacting plate 33; the auxiliary telescopic rod 32 does not have telescopic power, and the function of the auxiliary telescopic rod is to provide more connecting points for the compacting plate 33, so that the motion stability of the auxiliary telescopic rod is improved.

As shown in fig. 1 and 2, the piano outer side plate clamping and pressing device further comprises a lifting assembly 5; the lifting assembly 5 comprises a hydraulic telescopic rod 51, a scissor piece 52 and a supporting plate 53; the hydraulic telescopic rod 51 is matched with the shearing fork 52 to drive the shearing fork 52 to move up and down; the supporting plate 53 is connected and arranged at the top of the scissor element 52; the lifting assembly 5 functions to lift the body to a height position of the upper end of the bearing roller 11, thereby reducing the labor intensity of manpower.

The top of the supporting plate 53 is provided with an anti-slip strip 54 which is made of rubber specifically; the arrangement direction of the anti-slip strips 54 is consistent with the length direction of the rotating shaft of the bearing roller 11, and larger friction force can be provided by means of contact between the anti-slip strips and the body, so that production accidents such as scratching, overturning and the like caused by slippage between the body and the supporting plate 53 in the carrying process are prevented.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. Piano outside board clamping-pressing device, its characterized in that: comprises a machine table (1) and a base (2); the upper end of the machine table (1) is provided with a bearing roller (11); the two sides of the bearing roller (11) are symmetrically provided with extrusion components (3); the telescopic path of the pressing component (3) corresponds to the position of the piano outer side plate; the bottom of the machine table (1) is hinged with the base (2); the machine table (1) swings around a hinge point to guide the gravity of the piano to alternately press the extrusion components (3) on two sides of the machine table (1).

2. The piano outer side plate clamping and pressing device of claim 1, wherein: the base (2) comprises a pressure equalizing plate (21), a mounting seat (22) and a limiting block (23); the top of the mounting seat (22) is correspondingly matched with the hinged part at the bottom of the machine table (1); the pressure equalizing plate (21) is connected and arranged at the bottom of the mounting seat (22); the limiting block (23) is arranged at the upper end of the pressure equalizing plate (21) in a sliding fit manner; the sliding path of the limiting block (23) is intersected with the swing track of the machine table (1).

3. The piano outer side plate clamping and pressing device of claim 2, wherein: the top height of the limiting block (23) is flush with the bottom height of the machine table (1) in a horizontal state.

4. The piano outer side plate clamping and pressing device of claim 1, wherein: the extrusion assembly (3) comprises a pneumatic telescopic rod (31) and an auxiliary telescopic rod (32); the fixed end of the pneumatic telescopic rod (31) is connected with the machine table (1); the moving end of the pneumatic telescopic rod (31) is connected with a compacting plate (33); the auxiliary telescopic rods (32) are arranged on two sides of the pneumatic telescopic rod (31) in pairs and are correspondingly connected with two ends of the compacting plate (33).

5. The piano outer side plate clamping and pressing device of claim 1, wherein: also comprises a lifting component (5); the lifting assembly (5) comprises a hydraulic telescopic rod (51), a scissor component (52) and a supporting plate (53); the hydraulic telescopic rod (51) is matched with the shearing fork piece (52) to drive the shearing fork piece (52) to move up and down; the supporting plate (53) is connected and arranged at the top of the scissor component (52).

6. The piano outer side plate clamping and pressing device of claim 5, wherein: the top of the supporting plate (53) is provided with an anti-slip strip (54); the arrangement direction of the anti-skid strips (54) is consistent with the length direction of the rotating shaft of the bearing roller (11).