CN214265366U

CN214265366U - Assembly auxiliary mechanism for machining swivel chair base

Info

Publication number: CN214265366U
Application number: CN202023330454.5U
Authority: CN
Inventors: 金伯凯; 韩荣刚
Original assignee: Hangzhou Zhijiang Gas Appliance Co ltd
Current assignee: Hangzhou Zhijiang Gas Appliance Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-24
Anticipated expiration: 2030-12-30

Abstract

The application discloses swivel chair base processing is with assembly complementary unit, including bottom plate, fixed column, workstation, assembly dish, removal frame, support and first sliding sleeve, bottom plate top central authorities rigid coupling fixed column, fixed column inner chamber bottom rotates connects driven bevel gear, driven bevel gear top central authorities rigid coupling threaded rod, threaded rod top surface cover has the thread bush, the thread bush top runs through fixed column rigid coupling workstation, the equal rigid coupling telescopic link in movable rod bottom both sides, telescopic link bottom rigid coupling is at the bottom plate top, bottom plate top both sides all are equipped with adjusting threaded rod, the bottom of adjusting threaded rod runs through bottom plate rigid coupling supporting pad. This application can fix a position the base both sides through two-way lead screw, assembly dish, second sliding sleeve, third motor, removal frame and locating clip, then can push down base top both sides through sleeve pipe, spring, movable rod and extrusion pad, avoids appearing gliding condition when assembling.

Description

Assembly auxiliary mechanism for machining swivel chair base

Technical Field

The application relates to an assembly auxiliary mechanism, in particular to an assembly auxiliary mechanism for processing a base of a swivel chair.

Background

Swivel chairs are generally divided into a half swivel chair and a full swivel chair. The half-swivel chair can rotate by 90 degrees at the left and right sides of the front. A full swivel chair refers to a chair that is capable of 360 degree rotation. Generally consists of: the chair comprises a headrest, a back, a chair seat, armrests, a support rod (air rod), a rotating shaft, five claws and claw wheels. Classification of the swivel chair: the swivel chairs can be classified according to applicable occasions as follows: working chair, office chair, middle chair, and office chair.

The swivel chair base adds man-hour, need assemble so can use some complementary unit to be convenient for assemble, and general assembly complementary unit's effect is relatively poor, promotes unobvious to assembly efficiency, adopts manual operation to have the potential safety hazard when assembling moreover. Therefore, an assembly auxiliary mechanism for the revolving chair base processing is provided for solving the problems.

Disclosure of Invention

An assembly auxiliary mechanism for processing a base of a swivel chair comprises a bottom plate, a fixed column, a workbench, an assembly disc, a moving frame, a support and a first sliding sleeve, wherein the center of the top of the bottom plate is fixedly connected with the fixed column;

the center of the top of the workbench is provided with a mounting groove, a first motor is arranged in the mounting groove, the top of the first motor is fixedly connected with an assembly disc, the top of the workbench is provided with a moving groove, a moving wheel is arranged in the moving groove, the top of the moving wheel is fixedly connected with the assembly disc, the inner cavity of the assembly disc is provided with a bidirectional screw, the surfaces of two ends of the bidirectional screw are sleeved with second sliding sleeves, the top ends of the two second sliding sleeves penetrate through the assembly disc and are fixedly connected with moving frames, one opposite sides of the two moving frames are fixedly connected with positioning clamps, one side of the top of the moving frame is fixedly connected with a sleeve, the top of the inner cavity of the sleeve is fixedly connected with a spring, the bottom of the spring is fixedly connected with a movable rod, and the bottom end of the movable rod penetrates through the moving frames and is fixedly connected with an extrusion pad;

the top of the workbench is fixedly connected with a support, the top of the support is symmetrically and fixedly connected with two slide rails, a slide block is arranged right above the support, two sides of the slide block are arranged on the surfaces of the slide rails, a lead screw is arranged in an inner cavity of the support, a first sliding sleeve is sleeved on the surface of the lead screw, the top end of the first sliding sleeve penetrates through the bottom of the support fixedly connected with the slide block, and the bottom of the first sliding sleeve penetrates through the support fixedly connected with an.

Further, the telescopic link is cup jointed each other by two different body of pipe diameters and is constituteed.

Furthermore, a rocker is arranged on one side of the fixed column, one end of the rocker penetrates through the fixed column and extends to an inner cavity of the fixed column to be fixedly connected with a driving bevel gear, and the driving bevel gear is meshed with the driven bevel gear.

Furthermore, the top end of the threaded rod is sleeved with a threaded sleeve through threads, and four trundles are installed at the bottom of the bottom plate.

Furthermore, the adjusting threaded rod is connected with the bottom plate through threads, and anti-skidding threads are arranged at the bottom of the supporting pad.

Further, the moving groove is of an annular structure, and the moving frame is of an L-shaped structure.

Furthermore, one end of the bidirectional screw rod is rotatably connected with the inner wall of the assembling disc, and the other end of the bidirectional screw rod penetrates through the assembling disc to be connected with the third motor.

Furthermore, opposite threads are formed in the surfaces of two ends of the bidirectional screw rod, the bidirectional screw rod is connected with the second sliding sleeve through the threads, and the center of the top of the assembling plate is fixedly connected with the object bearing table.

Furthermore, the width of the top end of the movable rod is larger than the width of the section of the movable rod and the width of a gap formed by the movable rod penetrating through the movable frame.

Furthermore, the sliding block is connected with the sliding rail in a sliding mode, one side of the lead screw is fixedly connected with a second motor, and the other side of the lead screw is rotatably connected with the inner wall of the support.

The beneficial effect of this application is: the application provides an efficient swivel chair base processing is with assembly complementary unit.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 3 is a schematic diagram of a partial enlarged structure at a in fig. 2 according to an embodiment of the present application.

In the figure: 1. supporting pad, 2, adjusting threaded rod, 3, telescopic rod, 4, moving wheel, 5, bidirectional screw rod, 6, assembling disc, 7, first motor, 8, electric push rod, 9, sliding rail, 10, sliding block, 11, first sliding sleeve, 12, screw rod, 13, second motor, 14, support, 15, moving frame, 16, positioning clamp, 17, second sliding sleeve, 18, third motor, 19, moving groove, 20, workbench, 21, bottom plate, 22, threaded sleeve, 23, threaded rod, 24, driven bevel gear, 25, fixed column, 26, driving bevel gear, 27, sleeve, 28, spring, 29, moving rod, 30 and extruding pad.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-3, an assembly assisting mechanism for processing a base of a swivel chair comprises a bottom plate 21, a fixed column 25, a workbench 20, an assembly disc 6, a moving frame 15, a support 14 and a first sliding sleeve 11, wherein the fixed column 25 is fixedly connected to the center of the top of the bottom plate 21, the bottom of an inner cavity of the fixed column 25 is rotatably connected with a driven bevel gear 24, a threaded rod 23 is fixedly connected to the center of the top of the driven bevel gear 24, a threaded sleeve 22 is sleeved on the surface of the top end of the threaded rod 23, the top end of the threaded sleeve 22 penetrates through the fixed column 25 and is fixedly connected with the workbench 20, two sides of the bottom of the movable rod 29 are fixedly connected with telescopic rods 3, the bottoms of the telescopic rods 3 are fixedly connected to the top of the bottom plate 21, two sides of the top of the bottom plate 21 are respectively provided with an adjusting threaded rod 2, and the bottom ends of the adjusting threaded rods 2 penetrate through the bottom plate 21 and are fixedly connected with a supporting pad 1;

a mounting groove is formed in the center of the top of the workbench 20, a first motor 7 is arranged in the mounting groove, an assembly disc 6 is fixedly connected to the top of the first motor 7, a moving groove 19 is formed in the top of the workbench 20, a moving wheel 4 is arranged in the moving groove 19, an assembly disc 6 is fixedly connected to the top of the moving wheel 4, a bidirectional screw 5 is arranged in an inner cavity of the assembly disc 6, second sliding sleeves 17 are respectively sleeved on the surfaces of two ends of the bidirectional screw 5, the top ends of the two second sliding sleeves 17 penetrate through the assembly disc 6 and are fixedly connected with a moving frame 15, positioning clamps 16 are respectively fixedly connected to opposite sides of the two moving frames 15, a sleeve 27 is fixedly connected to one side of the top of the moving frame 15, a spring 28 is fixedly connected to the top of an inner cavity of the sleeve 27, a movable rod 29 is fixedly connected to the bottom of the spring 28, and the bottom end of the movable rod 29 penetrates through the moving frame 15 and is fixedly connected with an extrusion pad 30;

the top of the workbench 20 is fixedly connected with a support 14, the top of the support 14 is symmetrically and fixedly connected with two slide rails 9, a slide block 10 is arranged right above the support 14, two sides of the slide block 10 are both arranged on the surface of each slide rail 9, a screw 12 is arranged in the inner cavity of the support 14, a first sliding sleeve 11 is sleeved on the surface of the screw 12, the top end of the first sliding sleeve 11 penetrates through the bottom of the support 14 fixedly connected with the slide block 10, and the bottom of the first sliding sleeve 11 penetrates through the support 14 and is fixedly connected with an electric push rod 8.

The telescopic rod 3 is formed by mutually sleeving two pipe bodies with different pipe diameters; a rocker is arranged on one side of the fixed column 25, one end of the rocker penetrates through the fixed column 25 and extends to the inner cavity of the fixed column 25 to be fixedly connected with a driving bevel gear 26, and the driving bevel gear 26 is meshed with the driven bevel gear 24; the top end of the threaded rod 23 is sleeved with a threaded sleeve 22 through threads, and the bottom of the bottom plate 21 is provided with four trundles; the adjusting threaded rod 2 is connected with the bottom plate 21 through threads, and the bottom of the supporting pad 1 is provided with anti-skid threads; the moving groove 19 is of an annular structure, and the moving frame 15 is of an L-shaped structure; one end of the bidirectional screw 5 is rotatably connected with the inner wall of the assembling disc 6, and the other end of the bidirectional screw 5 penetrates through the assembling disc 6 to be connected with a third motor 18; opposite threads are formed on the surfaces of two ends of the bidirectional screw 5, the bidirectional screw 5 is connected with a second sliding sleeve 17 through the threads, and the center of the top of the assembling disc 6 is fixedly connected with a bearing platform; the width of the top end of the movable rod 29 is larger than the width of the section of the movable rod 29 and the width of a gap formed by the movable rod 29 penetrating through the movable frame 15; the sliding block 10 is connected with the sliding rail 9 in a sliding mode, one side of the lead screw 12 is fixedly connected with a second motor 13, and the other side of the lead screw 12 is rotatably connected with the inner wall of the support 14.

When the swivel chair is used, electrical components in the swivel chair are externally connected with a power supply and a control switch when the swivel chair is used, a swivel chair base is placed on an object bearing table at the top of an assembly disc 6, then the swivel chair base starts to operate through a third motor 18, when the third motor 18 drives a bidirectional screw 5 to rotate, two second sliding sleeves 17 on the surface of the bidirectional screw 5 start to move oppositely, and simultaneously drive a moving frame 15 to start to move, two sides of the swivel chair base can be clamped through positioning clamps 16 of the moving frame 15, at the moment, springs 28 in sleeves 27 can push movable rods 29 to move, extrusion pads 30 are pushed through the movable rods 29 to press the tops of the two sides of the base, the sliding condition during assembly can be avoided, and the stability and the efficiency of clamping can be guaranteed;

then, a rocker on one side of the fixed column 25 drives the driving bevel gear 26 to rotate, the driven bevel gear 24 meshed with the driving bevel gear 26 can rotate along with the driving bevel gear 26, when the driven bevel gear 24 rotates, the threaded rod 23 can start to rotate, the effect of adjusting the height can be achieved by matching with the threaded sleeve 22, when the workbench 20 is lifted, the telescopic rod 3 fixedly connected to the bottom of the workbench starts to stretch, the overall stability is guaranteed, the shaking condition during height adjustment is avoided, the height of the workbench 20 is adjusted, the base can be conveniently observed and taken, and when the bottom plate 21 moves to a specified position, the supporting pad 1 can be pushed to move downwards by screwing the adjusting threaded rod 2 to achieve the anti-skidding supporting effect;

when the assembly part of bottom is promoted through electric putter 8 and is assembled, first sliding sleeve 11 begins to remove when driving lead screw 12 through second motor 13 and rotating, slide rail 9 surface slip with slider 10 of 11 rigid couplings of first sliding sleeve when first sliding sleeve 11 is removing, the stable effect of direction can be played, be convenient for improve the trans-assembly efficiency, and when driving assembly dish 6 through first motor 7 and rotating, can adjust the position, be convenient for improve assembly efficiency, when assembly dish 6 is rotating, remove the condition that the wheel 4 can avoid appearing rocking in the removal 19 inside of the groove.

The application has the advantages that:

1. the two sides of the base can be positioned through the bidirectional screw rod, the assembling disc, the second sliding sleeve, the third motor, the moving frame and the positioning clamp, and then the two sides of the top of the base can be pressed through the sleeve, the spring, the movable rod and the extrusion pad, so that the sliding condition is avoided during assembling;

2. the assembly part can be controlled to assemble the transfer base through the sliding block, the sliding rail, the first sliding sleeve, the lead screw, the second motor and the electric push rod, the assembly disc is driven to rotate through the first motor, the position of the base can be adjusted through the cooperation of the moving wheel and the moving groove, and the assembly effect can be improved;

3. through thread bush, threaded rod, driven bevel gear, fixed column and drive bevel gear can adjust the whole height of workstation, conveniently observe and take when the assembly base, the truckle through the bottom plate bottom is convenient for shift moreover, and cooperation adjusting threaded rod and supporting pad play and support skid-proof effect to improve holistic convenience.

The first motor 7 is of the type y2-225M and its associated power supply and circuitry.

The electric push rod 8 adopts a GRA-D3 model and a related matched power supply and circuit.

The second motor 13 and the third motor 18 both employ a model Y160M and its associated power supplies and circuitry.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a swivel chair base processing is with assembly complementary unit which characterized in that: comprises a bottom plate (21), a fixed column (25), a movable rod (29), a workbench (20), an assembly disc (6), a moving frame (15), a bracket (14) and a first sliding sleeve (11), a fixed column (25) is fixedly connected with the center of the top of the bottom plate (21), the bottom of the inner cavity of the fixed column (25) is rotatably connected with a driven bevel gear (24), a threaded rod (23) is fixedly connected to the center of the top of the driven bevel gear (24), a threaded sleeve (22) is sleeved on the surface of the top end of the threaded rod (23), the top end of the threaded sleeve (22) penetrates through a fixed column (25) and is fixedly connected with a workbench (20), both sides of the bottom of the movable rod (29) are fixedly connected with telescopic rods (3), the bottom of each telescopic rod (3) is fixedly connected with the top of the bottom plate (21), adjusting threaded rods (2) are arranged on two sides of the top of the bottom plate (21), and the bottom ends of the adjusting threaded rods (2) penetrate through the bottom plate (21) and are fixedly connected with the supporting pad (1);

the center of the top of the workbench (20) is provided with a mounting groove, a first motor (7) is arranged in the mounting groove, the top of the first motor (7) is fixedly connected with an assembly disc (6), the top of the workbench (20) is provided with a moving groove (19), a moving wheel (4) is arranged in the moving groove (19), the top of the moving wheel (4) is fixedly connected with the assembly disc (6), the inner cavity of the assembly disc (6) is provided with a bidirectional screw (5), the surfaces of the two ends of the bidirectional screw (5) are respectively sleeved with a second sliding sleeve (17), the top ends of the second sliding sleeves (17) penetrate through the assembly disc (6) and are fixedly connected with a moving frame (15), the two moving frames (15) are respectively and fixedly connected with a positioning clamp (16) on one opposite side, one side of the top of the moving frame (15) is fixedly connected with a sleeve (27), the top of the inner cavity of the sleeve (27) is fixedly connected with a spring (28), and the bottom of the spring (28) is fixedly connected with a movable rod (29), the bottom end of the movable rod (29) penetrates through the movable frame (15) and is fixedly connected with the extrusion pad (30);

workstation (20) top rigid coupling support (14), two slide rails (9) of support (14) top symmetry rigid coupling, be equipped with slider (10) directly over support (14), slide rail (9) surface is all installed to slider (10) both sides, support (14) inner chamber is equipped with lead screw (12), lead screw (12) surface cover has first sliding sleeve (11), support (14) rigid coupling slider (10) bottom is run through on first sliding sleeve (11) top, support (14) rigid coupling electric putter (8) are run through to first sliding sleeve (11) bottom.

2. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: the telescopic rod (3) is formed by mutually sleeving two pipe bodies with different pipe diameters.

3. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: a rocker is arranged on one side of the fixed column (25), one end of the rocker penetrates through the fixed column (25) and extends to the inner cavity of the fixed column (25) to be fixedly connected with a driving bevel gear (26), and the driving bevel gear (26) is meshed with a driven bevel gear (24).

4. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: the top end of the threaded rod (23) is sleeved with a threaded sleeve (22) through threads, and four trundles are installed at the bottom of the bottom plate (21).

5. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: the adjusting threaded rod (2) is connected with the bottom plate (21) through threads, and anti-skid threads are arranged at the bottom of the supporting pad (1).

6. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: the moving groove (19) is of an annular structure, and the moving frame (15) is of an L-shaped structure.

7. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: one end of the bidirectional screw rod (5) is rotatably connected with the inner wall of the assembling disc (6), and the other end of the bidirectional screw rod (5) penetrates through the assembling disc (6) to be connected with a third motor (18).

8. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: opposite threads are formed in the surfaces of the two ends of the bidirectional screw rod (5), the bidirectional screw rod (5) is connected with a second sliding sleeve (17) through the threads, and a bearing platform is fixedly connected to the center of the top of the assembling disc (6).

9. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: the width of the top end of the movable rod (29) is larger than the width of the section of the movable rod (29) and the width of a gap formed by the movable rod (29) penetrating through the movable frame (15).

10. The assembly assisting mechanism for revolving chair base processing according to claim 1, wherein: the sliding block (10) is connected with the sliding rail (9) in a sliding mode, one side of the lead screw (12) is fixedly connected with the second motor (13), and the other side of the lead screw (12) is rotatably connected with the inner wall of the support (14).