CN220753057U - Piano iron plate pin beating device - Google Patents
Piano iron plate pin beating device Download PDFInfo
- Publication number
- CN220753057U CN220753057U CN202322420767.7U CN202322420767U CN220753057U CN 220753057 U CN220753057 U CN 220753057U CN 202322420767 U CN202322420767 U CN 202322420767U CN 220753057 U CN220753057 U CN 220753057U
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- China
- Prior art keywords
- fixedly connected
- pin
- iron plate
- electric push
- piano iron
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 49
- 238000010009 beating Methods 0.000 title description 6
- 238000004080 punching Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 244000309464 bull Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
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- Transmission Devices (AREA)
Abstract
The utility model provides a piano iron plate pin device, which comprises a base; the limiting assembly comprises a chute arranged at the top of the base, the inner wall of the chute is fixedly connected with a limiting rod, the two opposite ends of the limiting rod are both connected with sliding blocks in a sliding manner, the sliding blocks are both fixedly connected with supporting rods on the sides, which are close to each other, of the sliding blocks, the supporting rods are both fixedly connected with retaining plates on the sides, which are close to each other, of the sliding blocks, a piano iron plate body is clamped between the two retaining plates, and a spring is arranged between the sliding blocks and the inner wall of the chute; the base top is fixedly connected with a top frame, a second electric push rod is fixedly arranged at the top of the top frame, a long block is fixedly connected to the movable end of the second electric push rod after penetrating out of the top frame in opposite directions, a long groove is formed in the bottom of the long block, a reciprocating screw is rotationally connected to the long groove, a nut is connected to the reciprocating screw in a threaded mode, a supporting column is fixedly connected to the bottom of the nut, and a pin punching box is fixedly connected to the bottom of the supporting column. The utility model solves the problem of slower pinning rate in the prior art.
Description
Technical Field
The utility model relates to the technical field of pin beating devices, in particular to a piano iron plate pin beating device.
Background
The piano cast iron plate is one of piano parts which play a decisive factor for the quality of the piano, the piano iron plate is called piano iron bone according to different piano factories, the piano iron plates are all iron castings for hanging strings, one of the piano parts which play a decisive factor for the quality of the piano has the monomer weight of more than 70 kg, the model is heavier, one iron plate needs to bear at least more than 16 tons of pulling force from the strings, and pins for hanging the strings need to be beaten on the piano cast iron plate in the manufacturing process of the piano. The pin-beating device is mainly used for beating pins of the piano iron plate.
However, most of the existing piano iron plate pin punching devices are used for punching one pin hole, then moving the piano iron plate, aligning the next pin hole with a pin pipe and then punching pins, so that the pin punching speed is low, the piano iron plate is heavy, and manual frequent movement is also labor-consuming.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a piano iron plate pinning device which solves the problem of slower pinning rate existing in the prior art.
The embodiment of the utility model provides a piano iron plate pin device, which comprises a base;
the limiting assembly comprises a chute arranged at the top of the base, the inner wall of the chute is fixedly connected with a limiting rod, the two opposite ends of the limiting rod are respectively and slidably connected with a sliding block, one sides of the sliding blocks, which are close to each other, are respectively and fixedly connected with a supporting rod, one sides of the supporting rods, which are close to each other, are respectively and fixedly connected with a retaining plate, a piano iron plate body is clamped between the two retaining plates, and a spring is arranged between the sliding blocks and the inner wall of the chute;
the base top is fixedly connected with a top frame, a second electric push rod is fixedly installed at the top of the top frame, a long block is fixedly connected to the movable end of the second electric push rod after penetrating out of the top frame in opposite directions, a long groove is formed in the bottom of the long block, a reciprocating screw is rotationally connected to the long groove, a nut is connected to the reciprocating screw in a threaded mode, a supporting column is fixedly connected to the bottom of the nut, and a pin punching box is fixedly connected to the bottom of the supporting column.
Preferably, each of the retaining plates is rotatably provided with a plurality of balls on a side wall which is in contact with the piano iron plate body; the base top is still fixed mounting has first electric putter, first electric putter's expansion end is along perpendicular to nut moving direction and base sliding connection.
Preferably, the side wall of the pin box is communicated with a pin box, a pin outlet pipe communicated with the pin box is further arranged in the pin box, a third electric push rod is fixedly arranged on the top wall of the pin box, and the movable end of the third electric push rod is in sliding connection with the pin outlet pipe.
Preferably, one end of the reciprocating screw rod penetrates out of the long groove and is fixedly connected with a grooved wheel, and six radial grooves are formed in the periphery of the grooved wheel in a rectangular array; the rotary rod is rotationally connected to one side wall of the long block, the driving plate is fixedly connected to the rotary rod, the round pin is fixedly connected to the driving plate, and the round pin is intermittently connected with the radial grooves in a sliding mode.
Preferably, a motor for driving the rotating rod to rotate is fixedly arranged on the long block.
Compared with the prior art, the utility model has the following beneficial effects:
1. through setting up structures such as spring, bracing piece and butt board for can utilize the elastic force of spring, drive butt board to the piano iron plate body lateral wall remove, and then drive gyro wheel and piano iron plate lateral wall and offset and slide, make piano iron plate body can be more smooth when removing, and can carry out effective spacing to the removal orbit of piano iron plate, saved trouble, labour saving and time saving that manual adjustment position brought.
2. Through setting up initiative driver plate, sheave and beat the structure such as cotter case, utilize initiative driver plate to drive the sheave and rotate, when the bull stick rotates, round pin on the bull stick removes to next adjacent radial inslot portion from a radial groove, then every time the bull stick rotates one round, the sheave rotates sixty degrees this moment, the sheave then drives reciprocating screw and rotates sixty degrees, reciprocating screw drives the nut and removes certain distance, the nut then can drive and beat the cotter case and do intermittent type nature and remove, carry out the distance to the piano iron plate and beat the round pin, the process is efficient continuous, work efficiency has been improved.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present utility model.
Fig. 2 is an enlarged schematic view of the part a of fig. 1.
Fig. 3 is a schematic top view of the present utility model.
Fig. 4 is a schematic view of the structure of the driving plate and the grooved pulley in the present utility model.
In the above figures: 1. a base; 2. a chute; 3. a limit rod; 4. a slide block; 5. a spring; 6. a support rod; 7. a retaining plate; 8. a first electric push rod; 9. a top frame; 10. a second electric push rod; 11. a long block; 12. a long groove; 13. a reciprocating screw; 14. a nut; 15. a support column; 16. a pin box is punched; 17. a third electric push rod; 18. a pin box; 19. a pin outlet pipe; 20. a sheave; 21. a rotating rod; 22. an active dial; 23. a motor; 24 piano iron plate body.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1 to 4, an embodiment of the present utility model provides a piano iron plate pinning device, which includes a base 1;
the limiting assembly comprises a chute 2 arranged at the top of the base 1, a limiting rod 3 is fixedly connected to the inner wall of the chute 2, sliding blocks 4 are slidably connected to the two opposite ends of the limiting rod 3, supporting rods 6 are fixedly connected to the sliding blocks 4 on the sides close to each other, retaining plates 7 are fixedly connected to the supporting rods 6 on the sides close to each other, a piano iron plate body 24 is clamped between the two retaining plates 7, and springs 5 are arranged between the sliding blocks 4 and the inner wall of the chute 2;
the top of the base 1 is fixedly connected with a top frame 9, the top of the top frame 9 is fixedly provided with a second electric push rod 10, the movable end of the second electric push rod 10 penetrates out of the top frame 9 in opposite directions and then is fixedly connected with a long block 11, the bottom of the long block 11 is provided with a long groove 12, the long groove 12 is rotationally connected with a reciprocating screw rod 13, the reciprocating screw rod 13 is connected with a nut 14 in a threaded manner, the bottom of the nut 14 is fixedly connected with a supporting column 15, and the bottom of the supporting column 15 is fixedly connected with a pin punching box 16.
The spring 5 has a damping effect, and can drive the sliding block 4 to move reversely under the elastic action of the spring after being compressed by pressure.
In the specific implementation, each retaining plate 7 is rotatably provided with a plurality of balls on one side wall which is contacted with the piano iron plate body 24; the top of the base 1 is also fixedly provided with a first electric push rod 8, and the movable end of the first electric push rod 8 is in sliding connection with the base 1 along the direction perpendicular to the movement of the nut 14.
When the piano iron plate body 24 is placed between the two retaining plates 7, the retaining plates 7 can limit the moving track of the piano iron plate body 24, and then when the first electric push rod 8 drives the piano iron plate body 24 to move, the piano iron plate body 24 cannot skew, and the balls can enable the piano iron plate body 24 to move more smoothly.
In specific implementation, the side wall of the pin box 16 is communicated with a pin box 18, a pin outlet pipe 19 communicated with the pin box 18 is further arranged inside the pin box 16, a third electric push rod 17 is fixedly mounted on the top wall inside the pin box 16, and the movable end of the third electric push rod 17 is in sliding connection with the pin outlet pipe 19.
Wherein, the friction force of the inner wall of the top frame 9 can be larger, if no external force is applied, the pin on the inner wall of the pin outlet pipe 19 can not easily slide down, and only one pin can be accommodated.
In the concrete implementation, one end of the reciprocating screw rod 13 penetrates out of the long groove 12 and is fixedly connected with a grooved wheel 20, and six radial grooves are formed in the periphery of the grooved wheel 20 in a rectangular array; a rotating rod 21 is rotatably connected to one side wall of the long block 11, a driving plate 22 is fixedly connected to the rotating rod 21, a round pin is fixedly connected to the driving plate 22, and the round pin is intermittently connected with a plurality of radial grooves in a sliding mode.
Wherein, when the rotating rod 21 rotates, the round pin on the rotating rod 21 moves from one radial groove to the inside of the next adjacent radial groove, and then the grooved wheel 20 can be driven to rotate sixty degrees every time the rotating rod 21 rotates one circle.
In particular, the long block 11 is fixedly provided with a motor 23 for driving the rotating rod 21 to rotate.
Wherein the motor 23 can drive the rotating rod 21 to rotate.
The detailed working procedure of this embodiment is: when the piano iron plate 24 is pinned, the two abutting plates 7 are reversely pushed to enlarge the space between the two abutting plates 7, the piano iron plate 24 is placed in the space, the supporting rods 6 are driven to move when the abutting plates 7 move, the supporting rods 6 drive the sliding blocks 4 to move, the sliding blocks 4 move along the limiting rods 3, the springs 5 are compressed, the springs 5 and the limiting rods 3 can limit the movement track of the sliding blocks 4, the abutting plates are released after the piano iron plate 1 is placed, the elastic action generated by the springs 5 can drive the abutting plates 7 to move towards the side wall of the piano iron plate 24, the rollers are further driven to abut against the side wall of the abutting plates 7, the rollers can slide, the piano iron plate 24 can be more smooth when the piano iron plate 24 needs to move, then the first electric push rod 8 is started, the movable ends of the first electric push rod 8 can drive the piano iron plate 24 to move towards the top frame 9, the piano iron plate 24 is enabled to be contacted with the position of the pin outlet pipe 19, and pinning operation is facilitated;
when the pin is punched, a sufficient quantity of pins are firstly put into the pin box 18, then a motor 23 is started, the motor 23 drives a rotating rod 21 to rotate, the rotating rod 21 drives a driving plate 22 to rotate, the driving plate 22 drives a grooved pulley 20 to rotate, at the moment, because the number of radial grooves on the grooved pulley 20 is six, when the rotating rod 21 rotates, round pins on the rotating rod 21 move from one radial groove to the inside of the next adjacent radial groove, each time the rotating rod 21 rotates for one circle, the grooved pulley 20 and a reciprocating screw 13 can be driven to rotate for sixty degrees, the reciprocating screw 13 further drives a nut 14 and a pin outlet pipe 19 to move for a certain distance, the pins fall into the pin outlet pipe 19 under the action of gravity, a third electric push rod 17 is started, and the movable end of the third electric push rod 17 drives the pins to move downwards, so that pin punching operation can be carried out on the piano iron plate body 24;
after the primary pin punching is completed, the movable end of the third electric push rod 17 moves upwards, the next pin in the pin box 18 enters the pin outlet pipe 19, and then the first electric push rod 8 is started again to drive the piano iron plate body 24 to move in a matching way, so that continuous pin punching operation can be performed on other positions; in the above-mentioned pin-punching process, the movement of the pin-punching box 16 is intermittent, and the intermittent time is controllable and the same, so that the piano iron plate body 24 can be continuously punched at fixed intervals.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (5)
1. The utility model provides a piano iron plate pin device, its characterized in that:
comprises a base (1);
the device comprises a limiting assembly, wherein the limiting assembly comprises a chute (2) formed in the top of a base (1), a limiting rod (3) is fixedly connected to the inner wall of the chute (2), sliding blocks (4) are slidably connected to the two opposite ends of the limiting rod (3), supporting rods (6) are fixedly connected to the sliding blocks (4) on one sides close to each other, retaining plates (7) are fixedly connected to the supporting rods (6) on one sides close to each other, a piano iron plate body (24) is clamped between the two retaining plates (7), and springs (5) are arranged between the sliding blocks (4) and the inner wall of the chute (2);
the novel electric screw rod is characterized in that the top of the base (1) is fixedly connected with a top frame (9), the top of the top frame (9) is fixedly provided with a second electric push rod (10), a long block (11) is fixedly connected after the movable end of the second electric push rod (10) penetrates out of the top frame (9) in the opposite direction, a long groove (12) is formed in the bottom of the long block (11), a reciprocating screw rod (13) is rotationally connected with the long groove (12), a nut (14) is connected to the reciprocating screw rod (13) in a threaded manner, a support column (15) is fixedly connected to the bottom of the nut (14), and a pin punching box (16) is fixedly connected to the bottom of the support column (15).
2. A piano iron plate pinning device according to claim 1, characterized in that each of said retaining plates (7) is provided with a plurality of balls in rotation on a side wall in contact with the piano iron plate body (24); the top of the base (1) is fixedly provided with a first electric push rod (8), and the movable end of the first electric push rod (8) is in sliding connection with the base (1) along the direction perpendicular to the movement of the nut (14).
3. The piano iron plate pin punching device according to claim 1, characterized in that a pin box (18) is arranged on the side wall of the pin punching box (16) in a communicating mode, a pin outlet pipe (19) communicated with the pin box (18) is further arranged inside the pin punching box (16), a third electric push rod (17) is fixedly arranged on the top wall inside the pin punching box (16), and the movable end of the third electric push rod (17) is in sliding connection with the inner portion of the pin outlet pipe (19).
4. The piano iron plate pin device according to claim 1, wherein one end of the reciprocating screw rod (13) penetrates out of the long groove (12) and is fixedly connected with a grooved wheel (20), and six radial grooves are formed in the periphery of the grooved wheel (20) in a rectangular array; a rotating rod (21) is rotatably connected to one side wall of the long block (11), a driving plate (22) is fixedly connected to the rotating rod (21), a round pin is fixedly connected to the driving plate (22), and the round pin is intermittently connected with a plurality of radial grooves in a sliding mode.
5. The piano iron plate pinning device according to claim 4, characterized in that a motor (23) for driving the turning rod (21) to rotate is fixedly mounted on the long block (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322420767.7U CN220753057U (en) | 2023-09-05 | 2023-09-05 | Piano iron plate pin beating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322420767.7U CN220753057U (en) | 2023-09-05 | 2023-09-05 | Piano iron plate pin beating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220753057U true CN220753057U (en) | 2024-04-09 |
Family
ID=90571030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322420767.7U Active CN220753057U (en) | 2023-09-05 | 2023-09-05 | Piano iron plate pin beating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220753057U (en) |
-
2023
- 2023-09-05 CN CN202322420767.7U patent/CN220753057U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |