CN220347592U

CN220347592U - Simple turntable mechanism

Info

Publication number: CN220347592U
Application number: CN202321974803.8U
Authority: CN
Inventors: 伍晓霞
Original assignee: Nanjing Canwin Automation Equipment Co ltd
Current assignee: Nanjing Canwin Automation Equipment Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-01-16
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses a simple turntable mechanism, which is applied to the technical field of a turntable, and the technical scheme is as follows: the rotary table is characterized in that a rotary seat and a rotary table which is fixedly connected to the rotary seat in a coaxial manner are rotationally connected to the base, a stabilizing seat which is coaxially arranged with the rotary seat and used for guaranteeing the rotary stability of the rotary seat is fixedly connected to the base, a driving assembly used for driving the rotary seat to rotate is fixedly connected to the base, two groups of control assemblies are fixedly arranged on the base along the circumferential direction, each control assembly comprises a speed reduction control assembly and a stop control assembly which are respectively fixedly connected to the base along the rotary direction of the rotary table and used for respectively controlling the rotary speed of the rotary table to be reduced and the rotary table to be stopped, and a buffer assembly is fixedly arranged at a position close to the stop control assembly; the method has the technical effects that: simple structure is practical, makes things convenient for the welding workman to weld.

Description

Simple turntable mechanism

Technical Field

The utility model relates to the technical field of turntable mechanisms, in particular to a simple turntable mechanism.

Background

With the development of technology, welding has evolved from simple component connection methods and blank manufacturing means to a basic process in the manufacturing industry and production means for producing finished products with accurate dimensions, and the quality of welding has also become more and more important.

The welding is often carried out under the circumstance of circumferential welding in welding, the welding device is often used for welding round pipe fittings, in order to improve the welding quality and ensure the stability and the tightness of connection, the welding speed is usually required to be slowed down at a welding starting end and a welding tail end for accurate welding, the position of the accurate welding is also required to be changed timely under different welding requirements, meanwhile, the stability during welding is ensured, a welder is required to have a stronger welding technology, the working strength of the welder is also greatly increased, so that in order to reduce the working strength of the welder, the welder is usually fixed on a turntable at present, thereby realizing the purpose of assisting the welder in welding by controlling the turntable to automatically rotate at a uniform speed, but still the turntable rotating speed is required to be controlled manually by the welder to be reduced when the accurate welding is carried out, the operation complexity of the welder is improved, the continuity of the welding is also limited, and the improvement is necessary.

Disclosure of Invention

The utility model aims to provide a simple turntable mechanism which has the advantages of simple and practical structure and convenience for welding workers to weld.

The technical aim of the utility model is realized by the following technical scheme: a simple turntable mechanism comprises a base; the rotary table comprises a base, a rotary seat, a rotary table, a rotary seat, a rotary control assembly, a speed reducing control assembly, a stopping control assembly and a buffer assembly, wherein the rotary seat is connected onto the base in a rotary mode, the rotary table is fixedly connected onto the base in a coaxial mode, the rotary table is fixedly connected onto the rotary seat, the base is fixedly connected onto the rotary table, the rotary seat is coaxially arranged on the base, the rotary seat is used for guaranteeing the rotary stability of the rotary seat, the base is fixedly connected with a driving assembly used for driving the rotary seat to rotate, two groups of control assemblies are fixedly arranged on the base along the circumferential direction, the control assemblies comprise speed reducing control assemblies and stopping control assemblies, the speed reducing control assemblies and the stopping control assemblies are respectively used for controlling the rotary speed of the rotary table to be reduced and stopped, and the buffer assemblies are fixedly arranged at positions close to the stopping control assemblies.

The utility model is further provided with: the driving assembly comprises a driving motor fixedly connected to the base and a driving gear fixedly connected to a rotating shaft of the driving motor, and a rotating gear groove matched with the driving gear is formed in the inner shaft wall of the rotating seat.

The utility model is further provided with: the driving motor uses a servo motor.

The utility model is further provided with: the rotary table outer side shaft wall fixedly connected with sensing blocks, the speed reduction control assembly comprises an arc-shaped speed reduction seat which is fixedly connected with the base in a locking mode through a coaxial center, an arc-shaped sliding groove is formed in the arc-shaped speed reduction seat along the circumferential direction, and a speed reduction sensor which is used for sensing the sensing blocks and controlling the rotary table to reduce the rotating speed is fixedly connected in the arc-shaped sliding groove.

The utility model is further provided with: the stop control assembly comprises a stop seat which is fixedly connected to the base and a stop sensor which is fixedly connected to the stop seat and used for sensing the sensing block so as to control the rotary table to stop rotating.

The utility model is further provided with: the buffer assembly comprises a buffer seat fixedly connected to the base and a buffer sleeve fixedly connected to the buffer seat, wherein a supporting rod used for supporting the sensing block is connected in the buffer sleeve in a sliding manner, a buffer spring is fixedly arranged in the buffer sleeve, and one end, far away from the buffer sleeve, of the supporting rod is fixedly connected with a buffer rubber block.

The utility model is further provided with: the relative positions of the two groups of control components on the base and the included angle between the two groups of control components can be adjusted.

The utility model is further provided with: grease is coated between the outer side shaft wall of the rotating seat and the inner side shaft wall of the stabilizing seat.

In summary, the utility model has the following beneficial effects:

1. the control assembly with two groups of relative positions and included angles capable of being adjusted is arranged on the base, the control assembly comprises a speed reduction control assembly and a stop control assembly, the induction block on the turntable is stopped at one group of stop control assemblies of the two groups of control assemblies in an initial state, then the driving assembly drives the rotating seat to rotate so as to drive the turntable to rotate, at the moment, the turntable rotates at a low speed until the induction block senses that the induction block approaches to the speed reduction sensor, at the moment, the rotating speed of the turntable is increased so as to increase the welding efficiency until the induction block senses that the next speed reduction sensor is reduced until the stop sensor is sensed, the turntable rotates to stop, and when the induction block is positioned between the speed reduction sensor and the stop sensor, the turntable rotates at a low speed so as to realize that the welding speed is usually required to be slowed down at a welding starting end so as to carry out accurate welding, thus a welder does not need to manually control the rotating speed of the turntable, the structure is simple, and the labor intensity of a worker is reduced;

2. offer the arc on the arc reduction box and slide the inslot, the adjustable fixed arc of speed reduction sensor is slided the inslot, thereby realizes adjusting the starting position of accurate welding position through adjusting the position of speed reduction sensor to the different welded requirements of adaptation.

Drawings

Fig. 1 is a schematic overall structure of the present embodiment;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a cross-sectional view of the entire structure of the present embodiment.

Reference numerals: 1. a base; 2. a rotating seat; 3. a turntable; 4. a stabilizing seat; 5. a drive assembly; 51. a driving motor; 52. a drive gear; 53. a rotary gear groove; 6. a control assembly; 61. a deceleration control assembly; 611. an arc-shaped speed reducing seat; 612. an arc-shaped sliding groove; 613. a deceleration sensor; 62. stopping the control assembly; 621. a stop seat; 622. stopping the sensor; 63. a buffer assembly; 631. a buffer seat; 632. a buffer sleeve; 633. a butt joint rod; 634. a buffer rubber block; 64. and a sensing block.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Examples:

referring to fig. 1 and 3, a simple turntable mechanism comprises a base 1 fixedly arranged along a horizontal direction, a rotating seat 2 and a turntable 3 fixedly connected to the rotating seat 2 in a coaxial manner are rotationally connected to the base 1, a stabilizing seat 4 which is fixedly connected to the base 1 based on a plurality of locking bolts and is coaxial with the rotating seat 2 and is used for guaranteeing the rotation stability of the rotating seat 2, the upper end face of the rotating seat 2 is higher than the upper end face of the stabilizing seat 4, the outer shaft wall of the rotating seat 2 and the inner shaft wall of the stabilizing seat 4 are mutually attached and coated with lubricating grease, so that the stability of the rotating seat 2 in the stabilizing seat 4 is reduced, a driving component 5 used for driving the rotating seat 2 to rotate is fixedly connected to the base 1, two groups of control components 6 are fixedly arranged on the base 1 along the circumferential direction, the relative positions of the two groups of control components 6 on the base 1 and included angles between the two groups of control components 6 can be adjusted to adapt to different welding scenes, the control components 6 comprise a speed reduction control component 61 and a stop control component 62 which are respectively used for controlling the reduction of the rotating speed of the rotating seat 3 and stop of the rotating seat 4, a buffer component 62 and a stop component 63 and a stop component 62 which are arranged between the buffer component and a buffer component 63 and a stop component 63 which is fixedly arranged on the base 1.

Referring to fig. 1 and 3, specifically, the driving assembly 5 includes a driving motor 51 fixedly connected to the base 1 and a driving gear 52 fixedly connected to a rotation shaft of the driving motor 51, a rotation gear groove 53 matched with the driving gear 52 is formed on an inner shaft wall of the rotating seat 2, and when the rotating table 3 rotates, the driving motor 51 drives the rotating seat 2 to rotate by controlling the driving gear 52 to rotate, and then drives the rotating table 3 coaxially and fixedly connected to the rotating seat 2 to rotate together. In the present embodiment, the driving motor 51 uses a servo motor.

Referring to fig. 1 and 2, specifically, an induction block 64 is fixedly connected to an outer shaft wall of the turntable 3, the speed reduction control assembly 61 includes an arc speed reduction seat 611 coaxially locked and fixedly connected to the base 1, an arc sliding groove 612 is formed in the arc speed reduction seat 611 along a circumferential direction, a speed reduction sensor 613 for inducing the induction block 64 to control the rotation speed of the turntable 3 to be reduced is fixedly connected to the arc sliding groove 612, the arc sliding groove 612 is formed in the arc speed reduction seat 611, the speed reduction sensor 613 is fixedly adjustable in the arc sliding groove 612, and an initial position for adjusting an accurate welding position is realized by adjusting the position of the speed reduction sensor 613, so that requirements of different welding are adapted. The stop control assembly 62 includes a stop seat 621 fixedly coupled to the base 1 and a stop sensor 622 fixedly coupled to the stop seat 621 for sensing the sensing block 64 to thereby control the rotation stop of the turn table 3, and when the sensing block 64 senses the stop sensor 622, the turn table 3 is immediately stopped from rotating, and when the sensing block 64 is positioned between the deceleration sensor 613 and the stop sensor 622, the turn table 3 is rotated at a low speed to thereby slow down the welding speed at the welding start end and the welding end to perform the precise welding, thereby eliminating the need for a welder to manually control the rotation speed of the turn table 3.

Referring to fig. 1 and 3, specifically, the buffer assembly 63 includes a buffer seat 631 fixedly connected to the base 1 and a buffer sleeve 632 fixedly connected to the buffer seat 631, a supporting rod 633 for supporting the sensing block 64 is slidably connected to the inside of the buffer sleeve 632 coaxially, a buffer spring is fixedly provided in the buffer sleeve 632, a buffer rubber block 634 is fixedly connected to an end of the supporting rod 633 away from the buffer sleeve 632, when the sensing block 64 on the turntable 3 senses the deceleration sensor 613, the rotation of the turntable 3 starts to decelerate, in order to ensure that the rotation of the turntable 3 can stop immediately when the sensing block 64 senses the stop sensor 622, and when the sensing block 64 senses the stop sensor 622, the end of the sensing block 64 is supported on the buffer rubber block 634 to stop the rotation of the turntable 3 immediately, and meanwhile, the rotation of the sensing block 64 is not damaged.

The use process is briefly described: firstly, in the initial state, the sensing block 64 on the turntable 3 is stopped at one of the two groups of control assemblies 6, then the worker controls the driving assembly 5 to start, the driving gear 52 drives the rotating seat 2 to rotate so as to drive the turntable 3 to rotate, at this time, the turntable 3 rotates at a low speed until the sensing block 64 senses that the speed is close to the speed reduction sensor 613, at this time, the rotating speed of the turntable 3 is increased so as to increase the welding efficiency until the sensing block 64 senses that the rotating speed is reduced after the next speed reduction sensor 613 until the stopping sensor 622 is sensed, and the rotation of the turntable 3 is stopped.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment which may creatively contribute to the present utility model as required may be made by those skilled in the art after reading the present specification, but are protected by patent laws within the scope of claims of the present utility model.

Claims

1. A simple turntable mechanism, which comprises a base (1); the rotary table is characterized in that a rotary seat (2) and a rotary table (3) fixedly connected to the rotary seat (2) are rotationally connected to the base (1), the rotary seat (2) is coaxially arranged and fixedly connected to the base (1), a stabilizing seat (4) for guaranteeing the rotary stability of the rotary seat (2) is fixedly connected to the base (1), a driving assembly (5) for driving the rotary seat (2) to rotate is fixedly connected to the base (1), two groups of control assemblies (6) are fixedly arranged on the base (1) along the circumferential direction, the control assemblies (6) are respectively and fixedly connected to the base (1) along the rotation direction of the rotary table (3) and are used for respectively controlling a speed reduction control assembly (61) and a stop control assembly (62) for reducing the rotation speed of the rotary table (3), and a buffer assembly (63) is fixedly arranged at the position close to the stop control assembly (62).

2. A simple turntable mechanism according to claim 1, characterized in that the driving assembly (5) comprises a driving motor (51) fixedly connected to the base (1) and a driving gear (52) fixedly connected to a rotating shaft of the driving motor (51), and a rotating gear groove (53) matched with the driving gear (52) is formed in an inner shaft wall of the rotating seat (2).

3. A simple turntable mechanism according to claim 2, characterized in that the drive motor (51) uses a servo motor.

4. A simple turntable mechanism according to claim 1, wherein an induction block (64) is fixedly connected to the outer shaft wall of the turntable (3), the speed reduction control assembly (61) comprises an arc speed reduction seat (611) fixedly connected to the base (1) in a locking manner, an arc sliding groove (612) is formed in the arc speed reduction seat (611) along the circumferential direction, and a speed reduction sensor (613) for inducing the induction block (64) to control the rotation speed reduction of the turntable (3) is fixedly connected to the arc sliding groove (612).

5. A simplified turntable mechanism as claimed in claim 4, characterized in that said stop control assembly (62) comprises a stop seat (621) fixedly secured to said base (1) and a stop sensor (622) fixedly secured to said stop seat (621) for sensing said sensing block (64) to control the stopping of the rotation of said turntable (3).

6. The simple turntable mechanism according to claim 4, wherein the buffer assembly (63) comprises a buffer seat (631) fixedly connected to the base (1) and a buffer sleeve (632) fixedly connected to the buffer seat (631), a supporting rod (633) for supporting the sensing block (64) is slidably connected to the inner core of the buffer sleeve (632), a buffer spring is fixedly arranged in the buffer sleeve (632), and a buffer rubber block (634) is fixedly connected to one end, far away from the buffer sleeve (632), of the supporting rod (633).

7. A simple turntable mechanism according to claim 1, characterized in that the relative positions of the two sets of control assemblies (6) on the base (1) and the angle between them are adjustable.

8. A simple turntable mechanism according to claim 1, characterized in that grease is applied between the outer side shaft wall of the swivel base (2) and the inner side shaft wall of the stabilizer base (4).