CN219326013U

CN219326013U - Driving mechanism

Info

Publication number: CN219326013U
Application number: CN202320149608.5U
Authority: CN
Inventors: 毛勉荣; 袁良峰; 康孝; 陈飞跃; 刘�文
Original assignee: Guangzhou Famous Craftsman Intelligent Packaging Machinery Co ltd
Current assignee: Guangzhou Famous Craftsman Intelligent Packaging Machinery Co ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-07-11
Anticipated expiration: 2033-02-03

Abstract

The utility model relates to the technical field of labeling machines, in particular to a driving mechanism, which comprises a main shaft and a motor, wherein both ends of the main shaft are respectively provided with a fixed plate and an adjusting mechanism, the adjusting mechanism comprises a support, a toothed power wheel, a pinch roller and an adjusting screw, a bearing is arranged in the support and sleeved with the main shaft, one end of the adjusting screw is provided with a handle, the other end of the adjusting screw is provided with a bearing seat, the bearing seat is fixedly connected with the support, the adjusting screw is used for driving the support to axially move along the main shaft, a guide rail is arranged on the bearing seat, the guide rail is arranged in the vertical direction, a sliding seat is arranged on the guide rail, the sliding seat is connected with the pinch roller, a lifting cylinder is arranged at the top end of the guide rail, and a telescopic rod of the lifting cylinder extends downwards and is connected with the sliding seat. The utility model does not generate the phenomenon of blocking and dead holding when adjusting the width between the adjusting mechanisms at two sides, is safer and more efficient, and has lower design and manufacturing cost.

Description

Driving mechanism

Technical Field

The utility model relates to the field of labeling machine equipment, in particular to a driving mechanism.

Background

The labeling machine is a mechanical device for sticking labels on products or specified packages, and is widely used in various industries such as electronics, foods, medicines and the like. The driving mechanism of the labeling machine on the market exists: the screw rod fulcrum is on the pinch roller, and very low wide with the main shaft distance, and the pinch roller can produce the phenomenon of holding down under the condition of pneumatic compaction, can not adjust the width between the adjustment mechanism of both sides, in addition, can also produce a transmission dead angle because of transmission pressure and slip clearance, lets the screw rod unable rotation. When the lifting cylinder is lifted, the connecting pulling rod is too large in clearance, and is blocked when being regulated, and when the lifting cylinder is installed and maintained, unsafe factors are generated when the lifting cylinder is lifted in a state with air pressure.

Disclosure of Invention

The utility model aims to provide a driving mechanism with a pinch roller and a toothed power wheel integrally moving during adjustment, and the phenomenon of blocking and dead holding during adjustment is avoided.

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

the utility model provides a driving mechanism, includes main shaft and motor, the main shaft both ends all are equipped with fixed plate and adjustment mechanism, adjustment mechanism includes support, toothed power wheel, pinch roller, adjusting screw, be equipped with the bearing in the support and cup joint with the main shaft, adjusting screw one end is equipped with the handle, and the other end is equipped with the bearing frame, bearing frame and support fixed connection, adjusting screw and main shaft parallel arrangement, adjusting screw is used for driving the support along main shaft axial displacement, be equipped with the guide rail on the bearing frame, the guide rail sets up along vertical direction, be equipped with the slide on the guide rail, the slide is connected with the pinch roller, the guide rail top is equipped with the lift cylinder, the lift cylinder telescopic link stretches out downwards and is connected with the slide.

Preferably, the toothed power wheel face is directly opposite to the pinch wheel face.

Preferably, the fixing plate is provided with a threaded hole, the adjusting screw penetrates through the fixing plate through the threaded hole and then is connected with the bearing seat, and the adjusting screw is in threaded connection with the fixing plate.

Preferably, one end of the main shaft is provided with a driven wheel, the output shaft of the motor is provided with a driving wheel, the driving wheel is connected with the driven wheel through a chain in a transmission way, and the main shaft is connected with a toothed power wheel in a rotating way.

Specifically, slide side and pinch roller fixed connection, the promotion cylinder is used for driving the slide and reciprocates along the guide rail.

The utility model has the beneficial effects that:

1. the pinch roller is installed on the slide, promotes the cylinder and only acts on the slide, and the guide rail then installs on the bearing frame, and when the pinch roller promotes and compresses tightly, it does not have the correlation to promote the width of cylinder to adjust both sides adjustment mechanism, avoids producing the phenomenon of holding down, can not adjust, promotes the cylinder and only transmits power effect, realizes transmission force and regulating power at the epaxial separation of same, improves transmission efficiency, because of the separation of power, safer high-efficient during installation and debugging.

2. The toothed power wheel drives to rotate through the main shaft, the toothed power wheel is arranged on the support, the support can move and adjust left and right on the main shaft through the adjusting screw, the toothed power wheel and the pinch roller form an integral structure through the support and the bearing seat, and the toothed power wheel and the pinch roller move and adjust freely along the main shaft during adjustment.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is an enlarged schematic view at a in fig. 1.

Fig. 3 is a side view of fig. 1.

In the figure: 1-a main shaft; 2-a fixing plate; 3-an electric motor; 11-supporting seats; 12-a toothed power wheel; 13-pressing wheels; 14-adjusting the screw; 15-a handle; 16-bearing seats; 17-a guide rail; 18-a slide; 19-lifting cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The terms "front", "rear", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", "vertical", "lateral" and the like in the description of the present utility model in the drawings are all based on the orientation or positional relationship shown in the drawings of the present utility model, and are merely for convenience of description and simplification of the description, and therefore, should not be construed as limiting the present utility model.

Referring to fig. 1-3, a driving mechanism comprises a main shaft 1 and a motor 3, wherein fixing plates 3 are fixed at the left end and the right end of the main shaft 1, an adjusting mechanism is further arranged on the main shaft and comprises a support 11, a toothed power wheel 12, a pressing wheel 13 and an adjusting screw 14, a bearing is arranged in the support 11 and is sleeved with the main shaft 1, the support 11 is in sliding connection with the main shaft 1 through the bearing, the toothed power wheel 12 is arranged on the support 11, one end of the adjusting screw 14 is provided with a handle 15, the other end of the adjusting screw is provided with a bearing seat 16, the bearing seat 16 is fixedly connected with the support 11, a guide rail 17 is arranged on the bearing seat 16, a sliding seat 18 is arranged on the guide rail 17, the sliding seat 18 is connected with the pressing wheel 13, a lifting cylinder 19 is arranged at the top end of the guide rail 17, and a telescopic rod of the lifting cylinder 19 extends downwards to be connected with the sliding seat 18.

Referring to fig. 2 and 3, the side surface of the sliding seat 18 is fixedly connected with the pressing wheel 13, the wheel surface of the toothed power wheel 12 is opposite to the wheel surface of the pressing wheel 13, and the lifting cylinder 19 is used for driving the sliding seat to move up and down along the guide rail, so as to drive the pressing wheel 13 to move up and down freely, and no clamping phenomenon occurs. And the lifting cylinder 19 is only used for lifting the pinch roller 13, does not participate in the adjustment of the adjusting mechanisms at the two sides on the main shaft 1, and is safer to adjust without considering the influence of the pressure between the pinch roller 13 and the toothed power wheel 13 when adjusting the distance between the adjusting mechanisms at the two sides. One end of the main shaft 1 is provided with a driven wheel, the output shaft of the motor 3 is provided with a driving wheel, the driving wheel is connected with the driven wheel through a chain transmission, and the main shaft 1 is rotationally connected with a toothed power wheel 12.

Specifically, the fixed plate 3 is provided with a threaded hole, the adjusting screw 14 penetrates through the fixed plate 3 through the threaded hole and then is connected with the first bearing seat 16, the adjusting screw 14 is in threaded connection with the fixed plate 3, the adjusting screw 14 pushes the support 11 to move and adjust left and right on the main shaft 1 through the bearing seat 16 through a rotating handle, the toothed power wheel 12 is mounted on the support 11, and axial movement along the main shaft can be realized through the support 11 under the condition of rotation.

The toothed power wheel 12 and the pinch roller 13 form an integral structure through the support 11 and the bearing seat 16, and when the adjusting screw 14 is adjusted, the pinch roller 14 and the toothed power wheel 12 move together, so that the phenomenon of dead holding is avoided when the toothed power wheel 12 and the pinch roller 13 are adjusted to be wide and narrow under the pneumatic compression condition. The adjusting screw 14 directly acts on the bearing seat 16, the bearing seat 16 is close to the main shaft 1, and during axial adjustment, the axial adjustment of the support 11 can be realized only by small force.

The utility model has the beneficial effects that:

The utility model is not limited to the above embodiments, and based on the technical solution disclosed in the utility model, a person skilled in the art may make some substitutions and modifications to some technical features thereof without creative effort according to the technical content disclosed, and all the substitutions and modifications are within the protection scope of the utility model.

Claims

1. The utility model provides a drive mechanism, includes main shaft (1) and motor (3), its characterized in that: the novel lifting device is characterized in that fixing plates (2) and adjusting mechanisms are arranged at two ends of the main shaft (1), each adjusting mechanism comprises a support (11), a toothed power wheel (12), a pressing wheel (13) and an adjusting screw (14), bearings are arranged in the supports (11) and are sleeved with the main shaft (1), the toothed power wheels (12) are connected with the supports (11), handles (15) are arranged at one ends of the adjusting screw (14), bearing seats (16) are arranged at the other ends of the adjusting screw, the bearing seats (16) are fixedly connected with the supports (11), guide rails (17) are arranged on the bearing seats (16), sliding seats (18) are arranged on the guide rails (17), the sliding seats (18) are connected with the pressing wheels (13), lifting cylinders (19) are arranged at the top ends of the guide rails (17), and telescopic rods of the lifting cylinders (19) downwards extend to be connected with the sliding seats (18).

2. A drive mechanism according to claim 1, wherein; the gear surface of the toothed power wheel (12) is opposite to the gear surface of the pinch roller (13).

3. A drive mechanism as claimed in claim 1, wherein: the fixing plate (2) is provided with a threaded hole, the adjusting screw (14) penetrates through the fixing plate (2) through the threaded hole and then is connected with the bearing seat (16), and the adjusting screw (14) is in threaded connection with the fixing plate (2).

4. A drive mechanism as claimed in claim 1, wherein: one end of the main shaft (1) is provided with a driven wheel, the output shaft of the motor (3) is provided with a driving wheel, the driving wheel is connected with the driven wheel through a chain in a transmission way, and the main shaft (1) is rotationally connected with a toothed power wheel (12).

5. A drive mechanism as claimed in claim 1, wherein: the side surface of the sliding seat (18) is fixedly connected with the pressing wheel (13), and the lifting cylinder (19) is used for driving the sliding seat to move up and down along the guide rail.