CN214080346U

CN214080346U - Piano apron clamping device

Info

Publication number: CN214080346U
Application number: CN202120035731.5U
Authority: CN
Inventors: 刘晓亮
Original assignee: Liaocheng University
Current assignee: Liaocheng University
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-08-31
Anticipated expiration: 2031-01-07

Abstract

The utility model discloses a piano apron clamping device, the on-line screen storage device comprises a base, the top middle part of base is provided with the axis of rotation, and the top of axis of rotation is provided with the workstation, the surface mounting of workstation has clamping mechanism, the base install stop gear. The utility model discloses in, under clamping mechanism's effect, through rotating the lead screw No. two, make No. two lead screws drive lead screw horizontal migration No. one, thereby adjust the distance between an i-shaped piece and No. two i-shaped pieces, realize that it is fixed to transversely press from both sides the clamp to not unidimensional piano apron, through rotating the threaded rod, make to drive the clamp plate and reciprocate, thereby it is fixed to make the clamp plate vertically compress tightly to the piano apron of different thickness, compared in prior art, the device can reduce the fixed flow of the clamp fastening of piano apron, the person of facilitating the use operates, and the work efficiency is improved, and can carry out the centre gripping to the piano apron of the different thickness of not unidimensional fixed, and the applicability is improved.

Description

Piano apron clamping device

Technical Field

The utility model relates to a piano apron processing technology field especially relates to a piano apron clamping device.

Background

The main structure of the piano comprises a pedal, tuning nails, a hammer, a damper, a string striking machine, a soundboard, keys and a cover plate, wherein the cover plate is mainly used for protecting the keys, and the cover plate is usually required to be fixed and processed by using a clamping device in the production process.

Such as the authorization notice number: CN211709115U provides a piano cover plate holding device, in which, is provided with a main body and a fixing piece, wherein the main body is used for directly placing a cover plate for fixing, so that the piano cover plate can be stably fixed above the main body for use during processing, the cover plate is prevented from moving during processing, the fixing grooves at different positions on the top end of the main body are used for blocking pieces, so that the blocking pieces can be arranged inside the fixing grooves at different positions when piano cover plates with different sizes are processed, so as to block the piano cover plates with different sizes, and the support at the bottom of the main body is used for supporting the main body, so that the main body can be contacted with the ground through the auxiliary piece at the outer side of the support, thereby make the auxiliary member can assist support piece to support for the main part can be more firm when fixed apron processing, makes it can not appear rocking.

As another example, an authorization publication number: CN211709115U provides a piano apron clamping device, the device although can carry out spacing fixed to the piano apron of equidimension not, nevertheless need will keep off the inside of piece installation at the fixed slot of different positions with the manual work, and its work load improves, and is inefficient, and can't rotate the main part, leads to the processing position of piano apron to be fixed, needs the staff to walk and just can process piano apron different positions, further reduces the machining efficiency of piano apron.

Therefore, in view of the above, a piano cover plate clamping device is provided by improving the existing structure and defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming of the machining efficiency of the piano apron that exists among the prior art, and the piano apron clamping device who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a piano apron clamping device, includes the base, the top middle part of base is provided with the axis of rotation, and the top of axis of rotation is provided with the workstation, the surface mounting of workstation has clamping mechanism, the pedestal mounting has stop gear, clamping mechanism's inside is including fixing No. one type of worker and No. two type of worker in the workstation top left and right sides, and the bottom of No. two type of worker is connected with the lead screw No. one through the bearing, the movable groove has been seted up to one side of workstation, and inside one side of movable groove is connected with the lead screw No. two through the bearing, the lead screw is threaded connection with No. two lead screws, the top of No. one type of worker and the equal threaded connection in top of No. two type of workers have the threaded rod, and the bottom fixedly connected with clamp plate of threaded rod.

Preferably, the inner wall of the first I-shaped part and the inner wall of the second I-shaped part are both provided with rubber pads.

Preferably, the second i-shaped member forms a moving structure through a first lead screw and a second lead screw, one end of the second lead screw penetrates through one side of the movable groove and extends to the outside of the workbench, and a handle is arranged at one end of the second lead screw.

Preferably, stop gear's inside is including seting up the spout on the base top, and the inside bottom equidistance of spout has seted up a plurality of draw-in grooves, the bottom both sides of workstation are a pole of fixedly connected with and No. two poles respectively, the bottom of a pole, the bottom of No. two poles all constitute sliding connection with the spout, the bottom face of a pole is seted up flutedly, and the inside one end of recess is provided with the spring, the other end fixedly connected with branch of spring, and the outer wall one side fixedly connected with pull rod of branch, logical groove has been seted up to inside one side of recess, and leads to the groove and the pull rod is swing joint.

Preferably, the sliding groove is of a circular structure, the supporting rod is movably connected with the groove, and the supporting rod forms an elastic telescopic structure through the spring and the groove.

Preferably, one end level of pull rod runs through in logical groove and extends to the outside of a pole, the bottom outer wall of branch and the inner wall of draw-in groove constitute limit structure.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, under clamping mechanism's effect, through rotating the lead screw No. two, make No. two lead screws drive lead screw horizontal migration No. one, thereby adjust the distance between an i-shaped piece and No. two i-shaped pieces, realize that it is fixed to transversely press from both sides the clamp to not unidimensional piano apron, through rotating the threaded rod, make to drive the clamp plate and reciprocate, thereby it is fixed to make the clamp plate vertically compress tightly to the piano apron of different thickness, compared in prior art, the device can reduce the fixed flow of the clamp fastening of piano apron, the person of facilitating the use operates, and the work efficiency is improved, and can carry out the centre gripping to the piano apron of the different thickness of not unidimensional fixed, and the applicability is improved.

2. The utility model discloses in, under stop gear's effect, axis of rotation through setting up, make the workstation can the level rotate, a pole and No. two poles through setting up, when the workstation rotates, the bottom of a pole and the bottom of No. two poles along spout circular migration, stability when improving the workstation rotation, when branch and draw-in groove block, the workstation obtains spacingly this moment, through upwards pulling the pull rod, make the pull rod drive branch rising removal, thereby make branch and draw-in groove separation, and then can continue to rotate the workstation, this mechanism can carry out the level rotation with the piano apron of centre gripping on the workstation, be convenient for carry out the processing operation to the different positions of piano apron, need not the staff and walk about, and the work efficiency is improved.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

fig. 2 is a schematic top view of the sliding chute of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Illustration of the drawings:

1. a base; 2. a rotating shaft; 3. a work table; 4. a clamping mechanism; 401. a first drum; 402. a second I-shaped part; 403. a first lead screw; 404. a movable groove; 405. a second lead screw; 406. a threaded rod; 407. pressing a plate; 5. a limiting mechanism; 501. a chute; 502. a card slot; 503. a first rod; 504. a second rod; 505. a groove; 506. a spring; 507. a strut; 508. a pull rod; 509. a through groove; 6. a rubber pad; 7. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a piano cover plate clamping device comprises a base 1, a rotating shaft 2 is arranged in the middle of the top end of the base 1, a workbench 3 is arranged on the top end of the rotating shaft 2, a clamping mechanism 4 is arranged on the surface of the workbench 3, a limiting mechanism 5 is arranged on the base 1, a first I-shaped part 401 and a second I-shaped part 402 which are fixed on the left side and the right side of the top end of the workbench 3 are arranged inside the clamping mechanism 4, a first lead screw 403 is connected to the bottom end of the second I-shaped part 402 through a bearing, a movable groove 404 is formed in one side of the workbench 3, a second lead screw 405 is connected to one side of the inner part of the movable groove 404 through a bearing, the first lead screw 403 is in threaded connection with the second lead screw 405, a threaded rod 406 is in threaded connection with the top end of the first I-shaped part 401.

Specifically, rubber pads 6 are arranged on the inner walls of the first I-shaped member 401 and the second I-shaped member 402, and the rubber pads 6 can reduce friction between the piano cover plate and the inner walls of the first I-shaped member 401 and the second I-shaped member 402.

Specifically, No. two I-shaped member 402 constitutes the removal structure through a lead screw 403 and No. two lead screws 405, and the one end of No. two lead screws 405 runs through in one side of activity groove 404 and extends to the outside of workstation 3 to the one end of No. two lead screws 405 is provided with handle 7, and handle 7 is convenient for the staff to rotate No. two lead screws 405.

Specifically, stop gear 5's inside is including seting up in the spout 501 on base 1 top, and a plurality of draw-in grooves 502 have been seted up to spout 501's inside bottom equidistance, the bottom both sides of workstation 3 are a pole 503 and a pole 504 of fixedly connected with respectively, the bottom of a pole 503, the bottom of a pole 504 all constitutes sliding connection with spout 501, a bottom face of pole 503 is seted up fluted 505, and the inside one end of recess 505 is provided with spring 506, spring 506's other end fixedly connected with branch 507, and the outer wall one side fixedly connected with pull rod 508 of branch 507, logical groove 509 has been seted up to inside one side of recess 505, and logical groove 509 and pull rod 508 are swing joint.

Concretely, spout 501 is circular structure, branch 507 is swing joint with recess 505, and branch 507 passes through and constitutes elasticity extending structure between spring 506 and the recess 505, when a pole 503 removed in spout 501, under spring 506's effect, branch 507 was popped into card groove 502 in, branch 507 obtains spacingly this moment, make a pole 503 obtain spacingly, thereby make workstation 3 obtain spacingly, through upwards pulling pull rod 508, make pull rod 508 drive branch 507 ascending migration, thereby make branch 507 and card groove 502 separation, and then can continue to rotate workstation 3.

Specifically, one end of the pull rod 508 horizontally penetrates through the through groove 509 and extends to the outside of the first rod 503, the outer wall of the bottom end of the support rod 507 and the inner wall of the clamping groove 502 form a limiting structure, and the clamping groove 502 is provided with a plurality of clamping grooves, so that the workbench 3 can be adapted to different angular rotations conveniently.

The working principle is as follows: firstly, according to the actual size of the piano cover plate, the second lead screw 405 is rotated to enable the second lead screw 405 to drive the first lead screw 403 to move horizontally, so that the distance between the first I-shaped piece 401 and the second I-shaped piece 402 is adjusted, then the piano cover plate is placed between the first I-shaped piece 401 and the second I-shaped piece 402, the piano cover plates with different sizes are clamped and fixed transversely, then the pressing plate 407 is driven to move downwards by rotating the threaded rod 406, so that the pressing plate 407 can longitudinally press and fix the piano cover plates with different thicknesses, at the moment, the piano cover plate is clamped stably, finally, a worker upwards holds and pulls the pull rod 508 by hands, so that the pull rod 508 drives the support rod 507 to move upwards, so that the support rod 507 is separated from the clamping groove 502, the workbench 3 can be rotated, according to the actual processing condition of the piano cover plate, the workbench 3 is rotated by the rotating shaft 2, when rotating to the suitable position of processing piano apron, the staff loosens pull rod 508 with the hand, and under the effect of spring 506, branch 507 is by the bullet card inslot 502, and branch 507 obtains spacingly this moment for a pole 503 obtains spacingly, thereby makes workstation 3 obtain spacingly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a piano apron clamping device, includes base (1), its characterized in that: the middle part of the top end of the base (1) is provided with a rotating shaft (2), the top end of the rotating shaft (2) is provided with a workbench (3), the surface of the workbench (3) is provided with a clamping mechanism (4), the base (1) is provided with a limiting mechanism (5), the clamping mechanism (4) comprises a first I-shaped part (401) and a second I-shaped part (402) which are fixed on the left side and the right side of the top end of the workbench (3), the bottom end of the second I-shaped part (402) is connected with a first lead screw (403) through a bearing, one side of the workbench (3) is provided with a movable groove (404), one side of the inner part of the movable groove (404) is connected with a second lead screw (405) through a bearing, the first lead screw (403) is in threaded connection with the second lead screw (405), and threaded rods (406) are in threaded connection with the top ends of the first I-shaped part (401) and the second I-shaped part (402), and the bottom end of the threaded rod (406) is fixedly connected with a pressure plate (407).

2. A piano cover plate holding apparatus according to claim 1, wherein: rubber pads (6) are arranged on the inner walls of the first I-shaped piece (401) and the second I-shaped piece (402).

3. A piano cover plate holding apparatus according to claim 1, wherein: the second workpiece (402) forms a moving structure through a first lead screw (403) and a second lead screw (405), one end of the second lead screw (405) penetrates through one side of the movable groove (404) and extends to the outside of the workbench (3), and a handle (7) is arranged at one end of the second lead screw (405).

4. A piano cover plate holding apparatus according to claim 1, wherein: the inside of stop gear (5) is including offering spout (501) on base (1) top, and the inside bottom equidistance of spout (501) has seted up a plurality of draw-in grooves (502), the bottom both sides of workstation (3) are fixedly connected with pole (503) and No. two pole (504) respectively, the bottom of pole (503), the bottom of No. two pole (504) all constitute sliding connection with spout (501), the bottom face of pole (503) is seted up flutedly (505), and the inside one end of recess (505) is provided with spring (506), the other end fixedly connected with branch (507) of spring (506), and outer wall one side fixedly connected with pull rod (508) of branch (507), logical groove (509) have been seted up to inside one side of recess (505), and lead to groove (509) and pull rod (508) and be swing joint.

5. A piano cover plate holding apparatus according to claim 4, wherein: the sliding groove (501) is of a circular structure, the supporting rod (507) is movably connected with the groove (505), and the supporting rod (507) forms an elastic telescopic structure with the groove (505) through the spring (506).

6. A piano cover plate holding apparatus according to claim 4, wherein: one end of the pull rod (508) horizontally penetrates through the through groove (509) and extends to the outside of the first rod (503), and the outer wall of the bottom end of the support rod (507) and the inner wall of the clamping groove (502) form a limiting structure.