阅读说明：本技术 一种酒吧升降转椅底座装配翻转装置 (Base assembling and overturning device of bar lifting swivel chair ) 是由 李枫林 于 2019-10-29 设计创作，主要内容包括：本发明公开了一种酒吧升降转椅底座装配翻转装置,包括基台,所述基台上侧固定连接有第一转动机构,所述第一转动机构一侧固定连接有翻转杆,所述翻转杆一端固定连接有第一夹紧机构,所述基台上表面一侧设置有双向夹紧机构,所述基台一侧开设有矩形凹槽,所述矩形凹槽内部开设有通孔,所述通孔下侧设置有固定架,所述固定架上侧固定连接于基台下侧,所述固定架上侧固定连接有第一液压缸,所述第一液压缸穿过通孔并延伸于基台上表面,所述第一液压缸活塞杆一端固定连接有支撑板,本发明设置双向夹紧机构,可固定坐垫的两侧,设置可升降的支撑板,可在扶手悬空的情况下支撑坐垫,在第二夹紧机构上设置不同直径的弧形凹槽,可固定不同直径的底座。(The invention discloses a bar lifting swivel chair base assembling and overturning device, which comprises a base station, wherein a first rotating mechanism is fixedly connected to the upper side of the base station, an overturning rod is fixedly connected to one side of the first rotating mechanism, a first clamping mechanism is fixedly connected to one end of the overturning rod, a two-way clamping mechanism is arranged on one side of the upper surface of the base station, a rectangular groove is formed in one side of the base station, a through hole is formed in the rectangular groove, a fixing frame is arranged on the lower side of the through hole, the upper side of the fixing frame is fixedly connected to the lower side of the base station, a first hydraulic cylinder is fixedly connected to the upper side of the fixing frame, penetrates through the through hole and extends to the upper surface of the base station, and a supporting plate is fixedly connected to one end of a piston rod of the first hydraulic cylinder, the second clamping mechanism is provided with arc-shaped grooves with different diameters, so that bases with different diameters can be fixed.)

1. The utility model provides a bar lift swivel chair base assembly turning device, includes base station (1), its characterized in that: the automatic turning device is characterized in that a first rotating mechanism (2) is fixedly connected to the upper side of the base platform (1), a turning rod (3) is fixedly connected to one side of the first rotating mechanism (2), a first clamping mechanism (4) is fixedly connected to one end of the turning rod (3), a bidirectional clamping mechanism (5) is arranged on one side of the upper surface of the base platform (1), a rectangular groove (6) is formed in one side of the base platform (1), a through hole (7) is formed in the rectangular groove (6), a fixing frame (8) is arranged on the lower side of the through hole (7), the upper side of the fixing frame (8) is fixedly connected to the lower side of the base platform (1), a first hydraulic cylinder (9) is fixedly connected to the upper side of the fixing frame (8), the first hydraulic cylinder (9) penetrates through the through hole (7) and extends to the upper surface of the, the utility model discloses a hydraulic pressure measuring device, including backup pad (10), backup pad (10) upside fixed connection has elastic rubber board (11), base station (1) one side fixedly connected with second slewing mechanism (12), the first concave piece (13) of second slewing mechanism (12) upside fixedly connected with, the inside one side fixedly connected with second pneumatic cylinder (14) of first concave piece (13), the first clamp splice (15) of second pneumatic cylinder (14) piston rod one end fixedly connected with, arc recess (16) have been seted up to first clamp splice (15) one side, arc recess (16) are established only two sets of at least, arc recess (16) radius increases gradually, arc recess (16) one side covers there is the elastic rubber layer.

2. the bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: first slewing mechanism (2) are including fixed block (201), fixed block (201) downside fixed connection is in base station (1) upper surface, there is first motor (202) base station (1) upside through bolt fixed mounting, first motor (202) output passes through the first pivot (203) of shaft coupling fixedly connected with, first pivot (203) one end is rotated through fixed block (201) through the bearing, first pivot (203) one end fixedly connected with first connecting block (204), first connecting block (204) one side fixed connection is in upset pole (3).

3. The bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: two-way clamping mechanism (5) are including bar recess (501), base station (1) upper surface is seted up in bar recess (501), base station (1) one side has second motor (502) through motor frame fixed mounting, second motor (502) output end key joint has first sprocket (503), meshing of first sprocket (503) one side has drive chain (504), the meshing of drive chain (504) one side has second sprocket (505).

4. the bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: the inner ring of the second chain wheel (505) is keyed with a bidirectional screw rod (506), one end of the bidirectional screw rod (506) penetrates through the base station (1) through a bearing, the bidirectional screw rod (506) extends to the inside of the strip-shaped groove (501), one end of the bidirectional screw rod (506) is connected to the base station (1) through the bearing in a rotating mode, screw rod sleeves (507) are sleeved on two sides of the bidirectional screw rod (506) through threads in a rotating mode, the screw rod sleeves (507) are rectangular in shape, the screw rod sleeves (507) are connected to the strip-shaped groove (501) in a sliding mode, and fixing plates (508) are fixedly connected to the upper sides of the screw.

5. the bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: a tensioning wheel (509) is fixedly connected to one side of the base platform (1), and the tensioning wheel (509) is meshed with the transmission chain (504).

6. The bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: the second rotating mechanism (12) comprises a third motor (121), one side of the third motor (121) is fixedly connected to the lower surface of the base platform (1) through a motor frame, the output end of the third motor (121) is fixedly connected with a second rotating shaft (122) through a coupler, one end of the second rotating shaft (122) penetrates through the base platform (1) through a bearing, the upper end of the second rotating shaft (122) is fixedly connected with a second connecting block (123), and one side of the second connecting block (123) is fixedly connected with the first concave block (13).

7. The bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: the first clamping mechanism (4) comprises a second concave block (401), a third hydraulic cylinder (402) is fixedly connected to the inner side of the second concave block (401), a second clamping block (403) is fixedly connected to one end of a piston rod of the third hydraulic cylinder (402), and the second clamping block (403) and the second concave block (401) are covered with an elastic rubber layer.

8. The bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: base station (1) downside fixedly connected with landing leg (17), landing leg (17) one side fixedly connected with stiffener (18), stiffener (18) one end fixed connection is in base station (1) lower surface.

9. The bar lifting swivel chair base assembling turnover device as claimed in claim 1, wherein: the first motor (202) and the third motor (121) are set to be stepping motors, and the second motor (502) is a speed reduction motor.

Technical Field

The invention belongs to the field of lifting swivel chair processing, and particularly relates to a base assembling and overturning device of a bar lifting swivel chair.

Background

The lifting swivel chair is a novel chair, a cylinder is arranged in the lifting swivel chair, and a piston rod in the cylinder moves up and down to control the lifting of the swivel chair. Due to the humanization of the design, the system is widely applied to the industries of life, office and service. The air cylinder on the chair is mainly used for controlling the air pressure to rise and fall, and the air cylinder mainly comprises an upper end cover, a lower end cover, a piston rod, a piston and a cylinder barrel. When a chair is manufactured, a certain amount of gas is filled into the cylinder barrel, theoretically, the cylinder barrel should be filled with inert gas such as nitrogen, when a human body sits on the chair, a certain pressure is supplied to the piston through the piston rod, and then the piston generates pressure on the gas in the cylinder barrel. The gas is compressed and the chair height decreases and conversely increases. The lifting seat can control the cushion to lift through the air pressure rod. The seat is divided into a cushion, a pneumatic rod and a runner 3. An air cylinder is arranged in the air pressure rod, and a piston rod in the air cylinder moves up and down to control the lifting of the swivel chair. The weight of part lift swivel chair is heavier, so need use turning device when cushion and base assembly.

When the lifting swivel chair is assembled, the relative positions of the cushion and the base are required to be fixed, otherwise, the assembly precision of the lifting swivel chair is easy, the quality of the lifting swivel chair cannot be ensured, part of lifting swivel chair base assembling and overturning devices can only fix the cushion without the armrests, and when the armrests exist on the two sides of the cushion, the problem of infirm fixation exists; the bases with different sizes cannot be firmly fixed by the base assembling and overturning device of the partial lifting swivel chair, and the popularization of the device is not facilitated.

Disclosure of Invention

The invention aims to provide a base assembling and overturning device of a bar lifting swivel chair, which is provided with a bidirectional clamping mechanism, can fix two sides of a cushion, is provided with a liftable supporting plate, can support the cushion under the condition that a handrail is suspended, and is provided with arc-shaped grooves with different diameters on a second clamping mechanism, so that bases with different diameters can be fixed, and the problems that the bases are not firmly fixed and cannot be fixed in the prior art are solved.

In order to achieve the purpose, the invention adopts the following technical scheme:

a base assembling and overturning device of a bar lifting swivel chair comprises a base station, wherein a first rotating mechanism is fixedly connected to the upper side of the base station, an overturning rod is fixedly connected to one side of the first rotating mechanism, a first clamping mechanism is fixedly connected to one end of the overturning rod, a two-way clamping mechanism is arranged on one side of the upper surface of the base station, a rectangular groove is formed in one side of the base station, a through hole is formed in the rectangular groove, a fixing frame is arranged on the lower side of the through hole, the upper side of the fixing frame is fixedly connected to the lower side of the base station, a first hydraulic cylinder is fixedly connected to the upper side of the fixing frame, penetrates through the through hole and extends to the upper surface of the base station, a supporting plate is fixedly connected to one end of a piston rod of the first hydraulic cylinder, an elastic rubber plate is fixedly connected, the improved structure of the hydraulic press comprises a first concave block, a second concave block, a first clamping block, an arc groove, a second clamping block, a first clamping block, a second clamping block and an elastic rubber layer, wherein the second hydraulic cylinder is fixedly connected to one side of the inner portion of the first concave block, the first clamping block is fixedly connected to one end of a piston rod of the second hydraulic cylinder, the arc groove is formed in one side of the first clamping block, only two groups.

preferably, first rotation mechanism includes the fixed block, fixed block downside fixed connection is in the base station upper surface, the base station upside has first motor through bolt fixed mounting, the first motor output passes through the first pivot of shaft coupling fixedly connected with, first pivot one end is passed through the fixed block through the bearing rotation, first pivot one end fixedly connected with first connecting block, first connecting block one side fixed connection is in the upset pole.

preferably, the two-way clamping mechanism includes the bar recess, the bar recess is seted up in the base station upper surface, base station one side has the second motor through motor frame fixed mounting, second motor output end key joint has first sprocket, the meshing of first sprocket one side has drive chain, the meshing of drive chain one side has the second sprocket.

Preferably, the second chain wheel is connected with a bidirectional screw rod in a keyed mode through an inner ring, one end of the bidirectional screw rod penetrates through the base station through a bearing, the bidirectional screw rod extends into the strip-shaped groove, one end of the bidirectional screw rod is connected to the base station through the bearing in a rotating mode, screw rod sleeves are sleeved on two sides of the bidirectional screw rod in a rotating mode through threads, the screw rod sleeves are rectangular in shape, the screw rod sleeves are connected to the strip-shaped groove in a sliding mode, and a fixing plate is fixedly connected to the upper side of each screw.

Preferably, one side of the base station is fixedly connected with a tensioning wheel, and the tensioning wheel is meshed with the transmission chain.

preferably, the second rotating mechanism comprises a third motor, one side of the third motor is fixedly connected to the lower surface of the base platform through a motor frame, the output end of the third motor is fixedly connected with a second rotating shaft through a coupler, one end of the second rotating shaft penetrates through the base platform through a bearing, a second connecting block is fixedly connected to the upper end of the second rotating shaft, and one side of the second connecting block is fixedly connected to the first concave block.

Preferably, the first clamping mechanism comprises a second concave block, a third hydraulic cylinder is fixedly connected to the inner side of the second concave block, one end of a piston rod of the third hydraulic cylinder is fixedly connected with a second clamping block, and the second clamping block and the second concave block are covered with an elastic rubber layer.

Preferably, the base station downside fixedly connected with landing leg, landing leg one side fixedly connected with stiffener, stiffener one end fixed connection is in the base station lower surface.

Preferably, the first motor and the third motor are stepping motors, and the second motor is a speed reduction motor.

the invention has the technical effects and advantages that: compared with the prior art, the base assembling and overturning device of the bar lifting swivel chair provided by the invention has the following advantages:

1. The two-way clamping mechanism is arranged, the two sides of the seat cushion can be fixed, the liftable supporting plate is arranged, the seat cushion can be supported under the condition that the armrests are suspended, the shape and the height of the armrests can be limited, and the seat cushion can be fixed and is convenient to assemble;

2. The arc-shaped grooves with different diameters are formed in the second clamping mechanism, so that bases with different diameters can be fixed, and the application range of different seat sizes is expanded.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic diagram of the internal structure of the present invention;

FIG. 4 is a schematic side view of the present invention;

FIG. 5 is a schematic view of a first block portion of the present invention;

Fig. 6 is a partial structural schematic diagram of a first clamping mechanism of the present invention.

In the figure: 1. a base station; 2. a first rotating mechanism; 3. a turning rod; 4. a first clamping mechanism; 5. a bidirectional clamping mechanism; 6. a rectangular groove; 7. a through hole; 8. a fixed mount; 9. a first hydraulic cylinder; 10. a support plate; 11. an elastic rubber plate; 12. a second rotating mechanism; 13. a first concave block; 14. a second hydraulic cylinder; 15. a first clamping block; 16. an arc-shaped groove; 201. a fixed block; 202. a first motor; 203. a first rotating shaft; 204. a first connection block; 501. a strip-shaped groove; 502. a second motor; 503. a first sprocket; 504. a drive chain; 505. a second sprocket; 506. a bidirectional screw rod; 507. a screw rod sleeve; 508. a fixing plate; 509. a tension wheel; 121. a third motor; 122. a second rotating shaft; 123. a second connecting block; 401. a second concave block; 402. a third hydraulic cylinder; 403. a second clamp block; 17. a support leg; 18. a reinforcing rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. 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 invention.

The invention provides a base assembling and overturning device of a bar lifting swivel chair, which comprises a base 1, wherein a supporting leg 17 is fixedly connected to the lower side of the base 1 in order to support the base 1, a reinforcing rod 18 is fixedly connected to one side of the supporting leg 17, and one end of the reinforcing rod 18 is fixedly connected to the lower surface of the base 1.

The upper side of the base station 1 is fixedly connected with a first rotating mechanism 2, one side of the first rotating mechanism 2 is fixedly connected with a turnover rod 3, one end of the turnover rod 3 is fixedly connected with a first clamping mechanism 4, the first clamping mechanism 4 comprises a second concave block 401, the inner side of the second concave block 401 is fixedly connected with a third hydraulic cylinder 402, one end of a piston rod of the third hydraulic cylinder 402 is fixedly connected with a second clamping block 403, and the second clamping block 403 and the second concave block 401 are covered with an elastic rubber layer. Can clamp the lifting swivel chair base.

A bidirectional clamping mechanism 5 is arranged on one side of the upper surface of a base station 1, a rectangular groove 6 is arranged on one side of the base station 1, a through hole 7 is arranged in the rectangular groove 6, a fixing frame 8 is arranged on the lower side of the through hole 7, the upper side of the fixing frame 8 is fixedly connected to the lower side of the base station 1, a first hydraulic cylinder 9 is fixedly connected to the upper side of the fixing frame 8, the first hydraulic cylinder 9 passes through the through hole 7 and extends to the upper surface of the base station 1, one end of a piston rod of the first hydraulic cylinder 9 is fixedly connected with a supporting plate 10, the upper side of the supporting plate 10 is fixedly connected with an elastic rubber plate 11, a second rotating mechanism 12 is fixedly connected to one side of the base station 1, the second rotating mechanism 12 comprises a third motor 121, the third motor 121 is set as a stepping motor for fixedly rotating the third motor 121, one end of the second rotating shaft 122 penetrates through the base platform 1 through a bearing, the upper end of the second rotating shaft 122 is fixedly connected with a second connecting block 123, and one side of the second connecting block 123 is fixedly connected with the first concave block 13. In order to increase the bearing capacity of the second rotating shaft 122, a connecting rod is fixedly connected to one side of the upper surface of the base platform 1, a fixing plate is fixedly connected to the upper end of the connecting rod, a bearing is fixedly connected to the inside of the fixing plate, the second rotating shaft 122 is fixedly inserted into the inner ring of the bearing, and the second rotating shaft 122 can be prevented from being stressed and inclined.

The first concave block 13 of 12 upside fixedly connected with of second slewing mechanism, the inside one side fixedly connected with second pneumatic cylinder 14 of first concave block 13, the first clamp splice 15 of 14 piston rod one end fixedly connected with of second pneumatic cylinder, arc recess 16 has been seted up to first clamp splice 15 one side, and arc recess 16 establishes only two sets at least, and the radius of arc recess 16 increases gradually, and 16 one side of arc recess is covered with elastic rubber layer. First rotation mechanism 2 includes fixed block 201, fixed block 201 downside fixed connection is in 1 upper surface of base station, there is first motor 202 1 upside of base station through bolt fixed mounting, in order to make first motor 202 fixed rotation certain angle at every turn, first motor 202 sets up to step motor, the first pivot 203 of shaft coupling fixedly connected with is passed through to first motor 202 output, first pivot 203 one end is passed through the bearing and is rotated and run through fixed block 201, first pivot 203 one end fixedly connected with first connecting block 204, first connecting block 204 one side fixed connection is in upset pole 3.

Two-way clamping mechanism 5 includes bar recess 501, and bar recess 501 is seted up in base station 1 upper surface, and base station 1 one side has second motor 502 through motor frame fixed mounting, for the operation is more steady to have the function of reduction gear, set up second motor 502 and be gear motor. The output end of the second motor 502 is keyed with a first sprocket 503, one side of the first sprocket 503 is engaged with a transmission chain 504, and one side of the transmission chain 504 is engaged with a second sprocket 505. The inner ring of the second chain wheel 505 is keyed with a bidirectional screw rod 506, one end of the bidirectional screw rod 506 penetrates through the base station 1 through a bearing, the bidirectional screw rod 506 extends into the strip-shaped groove 501, one end of the bidirectional screw rod 506 is rotatably connected to the base station 1 through a bearing, the two sides of the bidirectional screw rod 506 are rotatably sleeved with screw rod sleeves 507 through threads, the screw rod sleeves 507 are rectangular, the screw rod sleeves 507 are slidably connected to the strip-shaped groove 501, and a fixing plate 508 is fixedly connected to the upper side of each screw rod sleeve 507. A tension pulley 509 is fixedly connected to the base 1 side to tension the drive chain, and the tension pulley 509 engages with the drive chain 504.

The working principle is as follows: the first clamping mechanism 4 clamps the swivel chair cushion, the first rotating mechanism 2 rotates to drive the swivel chair cushion to turn to the other side of the base station 1, at the moment, the swivel chair cushion is attached to the upper side of the base station 1, the backrest of the swivel chair is arranged on one side of the base station 1 and is in a 7 shape, the two-way clamping mechanism 5 clamps two sides of the swivel chair cushion, the second clamping block 403 reversely clamps a rotating frame of a swivel chair base, and the second rotating mechanism 12 drives the base rotating frame to rotate to the upper side of the swivel chair cushion and can be fixedly installed manually; when the armrests are arranged on the two sides of the swivel chair, the first hydraulic cylinder 9 drives the supporting plate 10 to ascend, the swivel chair cushion is placed on the supporting plate 10 in a 7-shaped mode, and the armrests are suspended and cannot block the fixation of the swivel chair cushion.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.