CN218426787U

CN218426787U - Workpiece tightening machine

Info

Publication number: CN218426787U
Application number: CN202222823801.0U
Authority: CN
Inventors: 陈国柱; 王博川
Original assignee: Foshan Hankang Medical Equipment Co ltd
Current assignee: Foshan Hankang Medical Equipment Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-02-03
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a machine is screwed up to work piece, include: the feeding mechanism is provided with a discharging end; a feeding mechanism having a feeding end movable in the left-right direction; a rotary drive connected to the feed end; the clamping mechanism is connected to the rotary drive, the rotary drive can drive the clamping mechanism to rotate along a rotary axis extending in the left-right direction, and the clamping mechanism is provided with a clamping space capable of being opened and closed; transfer mechanism, it has can move just right at the discharge end the end of transferring in tight space of clamp, the utility model discloses reducible manual operation improves production efficiency to can ensure the stability of work piece assembly better, improve product production quality.

Description

Workpiece tightening machine

Technical Field

The utility model relates to a processing machinery especially relates to a machine is screwed up to work piece.

Background

In the work production, the produced fittings need to be assembled with each other to obtain the final product, such as the production of medical pipe joints, when the fittings are assembled, the protective caps need to be connected to the pipe joints to protect the pipe joints, the traditional assembly mode is manual assembly, the repeated operation of workers for a long time is difficult to ensure the assembly quality, and the assembly efficiency is difficult to improve. Therefore, some machines capable of automatically screwing caps appear on the market, after the caps are installed into the machines, the machines drive the caps to rotate and install the caps onto the pipeline joints, however, the mechanical structures need to adopt a huge gear mechanism for transmission, the structures are complex, the automation degree is low, and the production efficiency is difficult to further improve.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a machine for tightening workpieces, which solves one or more of the problems of the prior art and provides at least one of the advantages of the prior art.

The utility model provides a solution of its technical problem is:

a work tightening machine comprising: the feeding mechanism is provided with a discharging end; a feeding mechanism having a feeding end movable in the left-right direction; a rotary drive connected to the feed end; the clamping mechanism is connected to the rotary drive, the rotary drive can drive the clamping mechanism to rotate along a rotary axis extending in the left-right direction, and the clamping mechanism is provided with a clamping space capable of being opened and closed; a transfer mechanism having a transfer end movable at a discharge end to be aligned with the clamping space.

The technical scheme at least has the following beneficial effects: the feeding mechanism feeds the workpiece to the discharge end, the conveying end of the conveying mechanism conveys the workpiece at the discharge end to a position right opposite to a clamping space, the feeding mechanism drives the clamping mechanism to be close to the workpiece, the workpiece is clamped, then the conveying end is reset, the feeding mechanism continues to drive the clamping mechanism to move to be close to the external workpiece, after the workpiece is moved to the position, the workpiece driven by the rotary drive to the clamping mechanism is rotated, meanwhile, the feeding mechanism keeps linearly moving and feeding to the workpiece to be assembled, therefore, the screwing-in assembly of the workpiece is achieved, manual operation can be reduced, production efficiency is improved, the stability of workpiece assembly can be better ensured, and product production quality is improved.

As the further improvement of the technical scheme, the utility model discloses still include hold-down mechanism, it is including compressing tightly lift drive and pressure head, the pressure head connect in compress tightly lift drive is last, it can drive to compress tightly lift drive the pressure head up-and-down motion. Before screwing in the workpiece, the pressing lifting driving pressing head descends, the external workpiece needing to be assembled is pressed and positioned, then the workpiece in the clamping mechanism is screwed in, so that the stability of product assembly can be further improved, and after the assembly is completed, the pressing lifting driving pressing head moves upwards and resets.

As a further improvement of the technical scheme, the feeding mechanism comprises a vibrating disk and a direct vibrating guide groove, one end of the direct vibrating guide groove is connected to the discharge port of the vibrating disk, and the other end of the direct vibrating guide groove is the discharge end. The workpieces are loaded in the vibration disc and are arranged and transmitted to the direct vibration guide groove, so that the workpieces are arranged on the direct vibration guide groove along the linear direction, and the workpieces are discharged from one end, far away from the vibration disc, of the direct vibration guide groove.

As a further improvement of the above technical scheme, the transfer mechanism includes transferring lift drive, transferring the board and transferring the tight drive of clamp, transfer the board connect in transfer lift drive is last, it can drive to transfer lift drive transfer board up-and-down motion, it connect in to transfer tight drive transfer on the board, it is connected with two splint to transfer tight drive of clamp, it can drive two to transfer tight drive the splint are close to each other or keep away from, two form between the splint the transfer end, the direct vibration guide slot just is to two the top side position of splint is provided with and dodges the groove. When the workpiece needs to be taken out from the discharging end, the transfer lifting drive drives the transfer plate to move downwards, so that two clamping plates on the transfer clamping drive enter the avoiding groove on the top side of the straight vibration guide groove, the transfer clamping drive drives the two clamping plates to be close to each other, the workpiece located at the discharging end is clamped, then the transfer lifting drive drives the transfer plate to move upwards, and the workpiece is taken out and is just opposite to the clamping space.

As a further improvement of the above technical solution, the feeding mechanism includes a feeding translation drive and a feeding plate, the feeding plate is connected to the feeding translation drive, the feeding translation drive can drive the feeding plate to move in the left-right direction, and the feeding plate is the feeding end. The feeding translation drive drives the clamping drive to move left and right, so that the workpiece can be grabbed, the external workpiece to be assembled is close to, the workpiece to be assembled is linearly fed, and the resetting after the assembly is finished can be realized.

As a further improvement of the above technical solution, the feeding translation drive is a linear module. The straight line module can be adjusted in a flexible way to realize providing different feed volume when assembling the work piece, the equipment of the different products of adaptation better, it is more convenient to use.

As a further improvement of the technical scheme, the clamping mechanism is a rotary air claw. The rotary air claw is internally provided with at least two fingers which can be close to or far away from each other, so that a clamping space is formed, the outer part of the rotary air claw is fixedly arranged when the rotary air claw is used, the inner part of the rotary air claw can be driven to rotate by rotary driving, and the plurality of fingers can be close to or far away from each other through pneumatic control.

As a further improvement of the above technical solution, a coupling is connected between the clamping mechanism and the rotary drive. The rotary drive utilizes the shaft coupling to drive the clamping space in the clamping mechanism to rotate, so that the stability of the workpiece when the workpiece is driven to rotate is further improved.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is an overall perspective view of the present invention;

fig. 2 is an overall front view of the present invention.

In the drawings: 100-rotation driving, 200-clamping mechanism, 210-coupler, 310-pressing lifting driving, 320-pressure head, 410-straight vibration guide groove, 411-discharge end, 412-avoidance groove, 510-transferring lifting driving, 520-transferring plate, 530-transferring clamping driving, 610-translation driving and 620-feeding plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, a workpiece tightening machine includes a feeding mechanism, a rotary drive 100, a clamping mechanism 200 and a transfer mechanism, wherein the feeding mechanism has a feeding end 411, the feeding mechanism has a feeding end moving in a left-right direction, the rotary drive 100 is connected to the feeding end, the clamping mechanism 200 is connected to the rotary drive 100, the rotary drive 100 can drive the clamping mechanism 200 to rotate with a rotation axis extending in the left-right direction, the clamping mechanism 200 has an openable clamping space, the transfer mechanism has a transfer end capable of moving to a position right opposite to the clamping space at the feeding end 411, in practical application, each of the mechanisms can be respectively installed and fixed through a plurality of brackets, or can be jointly disposed on a rack, and as the feeding mechanism, the transfer mechanism and the feeding mechanism are all installed and connected to the rack, the whole can be conveniently moved, and the relative position relationship can be better maintained.

According to the workpiece screw-in assembly method, the workpiece is fed to the discharge end 411 by the feeding mechanism, the workpiece at the discharge end 411 is transferred to the position right opposite to the clamping space by the transfer end of the transfer mechanism, the clamping mechanism 200 is driven by the feeding mechanism to be close to the workpiece to clamp the workpiece, then the transfer end is reset, the clamping mechanism 200 is continuously driven by the feeding mechanism to move to be close to the workpiece to the outside, after the workpiece is moved in place, the workpiece of the clamping mechanism 200 is driven by the rotary drive 100 to rotate, meanwhile, the feeding mechanism keeps linearly moving and feeding to the workpiece to be assembled, so that the screw-in assembly of the workpiece is realized, the manual operation is reduced, the production efficiency is improved, the stability of the workpiece assembly can be better ensured, and the production quality of products is improved.

The utility model discloses still include hold-down mechanism, it is including compressing tightly lift drive 310 and pressure head 320, pressure head 320 connect in compress tightly on the lift drive 310, it can drive to compress tightly lift drive 310 the pressure head 320 up-and-down motion. Before screwing in the workpiece, the pressing lifting driver 310 drives the pressing head 320 to descend, the external workpiece to be assembled is firstly pressed and positioned, then the workpiece in the clamping mechanism 200 is screwed in, so that the stability of product assembly can be further improved, and after the assembly is completed, the pressing lifting driver 310 drives the pressing head 320 to move upwards for resetting.

To feed mechanism, in this embodiment, feed mechanism includes the vibration dish and directly shakes guide slot 410, directly shake guide slot 410's one end connect in the discharge gate of vibration dish, directly shake the other end of guide slot 410 and be the discharge end 411. The workpieces are loaded in the vibration disc and are arranged and conveyed to the straight vibration guide groove 410, so that the workpieces are arranged on the straight vibration guide groove 410 along the straight line direction and are discharged at one end of the straight vibration guide groove 410, which is far away from the vibration disc.

For the transfer mechanism, in this embodiment, the transfer mechanism includes a transfer lifting drive 510, a transfer plate 520 and a transfer clamping drive 530, the transfer plate 520 is connected to the transfer lifting drive 510, the transfer lifting drive 510 can drive the transfer plate 520 to move up and down, the transfer clamping drive 530 is connected to the transfer plate 520, the transfer clamping drive 530 is connected to two clamping plates, the transfer clamping drive 530 can drive the two clamping plates to approach or separate from each other, the transfer end is formed between the two clamping plates, and the straight vibration guide groove 410 is provided with an avoiding groove 412 at a position corresponding to top sides of the two clamping plates. When a workpiece needs to be taken out from the discharge end 411, the transfer lifting drive 510 drives the transfer plate 520 to move downwards, so that the two clamping plates on the transfer clamping drive 530 enter the avoiding groove 412 on the top side of the vertical vibration guide groove 410, the transfer clamping drive 530 drives the two clamping plates to approach each other to clamp the workpiece located at the discharge end 411, and then the transfer lifting drive 510 drives the transfer plate 520 to move upwards, so that the workpiece is taken out and is aligned with the clamping space.

For the feeding mechanism, in this embodiment, the feeding mechanism includes a feeding translation driver 610 and a feeding plate 620, the feeding plate 620 is connected to the feeding translation driver 610, the feeding translation driver 610 can drive the feeding plate 620 to move in the left-right direction, and the feeding plate 620 is the feeding end. The feeding translation driver 610 drives the clamping driver to move left and right, so that the workpiece can be grabbed, the external workpiece to be assembled is close to, the workpiece to be assembled is linearly fed, and the resetting after the assembly is finished can be realized.

In practical applications, the pressing lifting driver 310 and the transferring lifting driver 510 are mainly used for providing a driving force for moving in a linear direction, and have various structural forms, such as an electric push rod, a pneumatic push rod or a hydraulic push rod. The transfer clamp driver 530 is mainly used to provide the opening and closing driving force for the two clamping plates, and may be an electric finger or a pneumatic finger.

In the above embodiments, the feeding translation driver 610 may be a multi-stroke pneumatic or hydraulic push rod, and in order to better adapt to different product assemblies and improve the precision of moving feeding, in the present embodiment, the feeding translation driver 610 is a linear module. The straight line module can be adjusted in a flexible way to realize providing different feed volume when assembling the work piece, the equipment of the different products of adaptation better, it is more convenient to use. The rotary drive 100 may employ a drive motor.

In practical application, only one workpiece can be assembled at a time, or two or more workpieces can be assembled at the same time, for example, when two workpieces are assembled, the number of the pressing heads 320, the rotating mechanisms, the clamping mechanisms 200, the feeding mechanisms and the transferring and clamping drives 530 is two, specifically, two pressing heads 320 are arranged on the pressing lifting drive 310 at intervals, two rotating mechanisms are connected on the feeding plate 620 at intervals, the two rotating mechanisms are respectively connected to the two clamping mechanisms 200 in a transmission manner, and the two transferring and clamping drives 530 are connected on the transferring plate 520 at intervals and respectively correspond to the discharge ends 411 of the two feeding mechanisms, so that the assembly efficiency can be doubled, and the production benefit can be greatly improved.

The clamping mechanism 200 is formed with an openable clamping space therein, so as to grasp or release a workpiece, and the rotary driver 100 can drive the clamping space therein to rotate, in this embodiment, the clamping mechanism 200 is a rotary air claw. The rotary air claw is internally provided with at least two fingers which can approach or separate from each other, so that a clamping space is formed, the outer part of the rotary air claw is fixedly arranged when the rotary air claw is used, the inner part of the rotary air claw can be driven by the rotary drive 100 to rotate, and the plurality of fingers approach or separate from each other through pneumatic control.

Further, a coupling 210 is connected between the clamping mechanism 200 and the rotary drive 100. The rotation driver 100 further drives the clamping space in the clamping mechanism 200 to rotate by using the shaft coupling 210, so as to further improve the stability when driving the workpiece to rotate.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention. .

Claims

1. A workpiece tightening machine is characterized in that: the method comprises the following steps:

a feed mechanism having a discharge end (411);

a feeding mechanism having a feeding end movable in the left-right direction;

a rotary drive (100) connected to the feed end;

the clamping mechanism (200) is connected to the rotary drive (100), the rotary drive (100) can drive the clamping mechanism (200) to rotate along a rotary axis extending in the left-right direction, and the clamping mechanism (200) is provided with a clamping space capable of being opened and closed;

a transfer mechanism having a transfer end movable at a discharge end (411) to be aligned with the clamping space.

2. A workpiece tightening machine according to claim 1, characterized in that: the pressing mechanism comprises a pressing lifting drive (310) and a pressing head (320), the pressing head (320) is connected to the pressing lifting drive (310), and the pressing lifting drive (310) can drive the pressing head (320) to move up and down.

3. A workpiece tightening machine according to claim 1, characterized in that: feed mechanism includes the vibration dish and directly shakes guide slot (410), directly shake the one end of guide slot (410) connect in the discharge gate of vibration dish, directly shake the other end of guide slot (410) and do discharge end (411).

4. A workpiece tightening machine according to claim 3, wherein: transfer mechanism is including transferring lift drive (510), transferring board (520) and transferring and pressing from both sides tight drive (530), transfer board (520) connect in transfer lift drive (510) is last, it can drive to transfer lift drive (510) move transfer board (520) up-and-down motion, it connects in to transfer tight drive (530) on transfer board (520), it is connected with two splint to transfer tight drive (530), it can drive two to transfer tight drive (530) the splint are close to each other or keep away from, two form between the splint the transfer end, straight shake guide slot (410) just to two the top side position of splint is provided with dodges groove (412).

5. A workpiece tightening machine according to claim 1, characterized in that: the feeding mechanism comprises a feeding translation drive (610) and a feeding plate (620), the feeding plate (620) is connected to the feeding translation drive (610), the feeding translation drive (610) can drive the feeding plate (620) to move along the left-right direction, and the feeding plate (620) is the feeding end.

6. A workpiece tightening machine according to claim 5, wherein: the feed translation drive (610) is a linear module.

7. A workpiece tightening machine according to claim 1, characterized in that: the clamping mechanism (200) is a rotary air claw.

8. A workpiece tightening machine according to claim 1, characterized in that: a coupling (210) is connected between the clamping mechanism (200) and the rotary drive (100).