CN216626234U

CN216626234U - Electrodynamic type lift roof structure

Info

Publication number: CN216626234U
Application number: CN202123013478.2U
Authority: CN
Inventors: 刘云波
Original assignee: Dongguan Anleji Intelligent Electronics Co ltd
Current assignee: Dongguan Anleji Intelligent Electronics Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-05-27
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses an electric lifting top plate structure, which comprises a base, wherein a bottom plate is arranged above the base, a plurality of guide grooves are arranged at the upper end of the base, a plurality of guide blocks are arranged at the lower end of the bottom plate, a first connecting plate and a second connecting plate are respectively arranged at two sides above the bottom plate, a plurality of first bearing plates and second bearing plates are respectively arranged at equal intervals at one opposite sides of the first connecting plate and the second connecting plate, a lifting assembly is arranged in the base, and a transmission assembly is arranged in the bottom plate. Great convenience is brought to use.

Description

Electrodynamic type lift roof structure

Technical Field

The utility model relates to the technical field of chip mounters, in particular to an electric lifting top plate structure.

Background

Chip mounter: also known as a mounter or a Surface Mount System (Surface Mount System), which is disposed behind a dispenser or a screen printer in a production line, is an apparatus for accurately placing Surface Mount components on PCB pads by moving a mounting head.

The cylinder is adopted to control the upward movement of the top plate mechanism to be used for clamping a PCB to mount components, but the cylinder is adopted to drive the PCB to be difficult to realize accurate speed control and higher positioning precision, the transmission efficiency is lower, the practicability is poorer, the bearing area of the common top plate mechanism is fixed, and the applicability is poorer.

In view of the above problems, an electric lifting top plate structure is now designed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an electric lifting top plate structure to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

an electric lifting top plate structure comprises a base, a bottom plate is arranged above the base, a plurality of guide grooves are arranged at the upper end of the base, the lower end of the bottom plate is provided with a guide block which is connected with a plurality of guide grooves in a sliding way, the two sides above the bottom plate are respectively provided with a first connecting plate and a second connecting plate, a plurality of first bearing plates and a plurality of second bearing plates are respectively arranged on one opposite side of the first connecting plate and the second connecting plate at equal intervals, the first bearing plates and the second bearing plates are arranged in a staggered manner and are mutually matched, the upper end of the bottom plate is provided with a first sliding chute corresponding to a plurality of first bearing plates, the lower ends of the first bearing plates are provided with first sliding blocks which are in sliding connection with the first sliding chutes, the upper end of the bottom plate is provided with second sliding grooves corresponding to the plurality of second bearing plates, and the lower ends of the second bearing plates are provided with second sliding blocks in sliding connection with the second sliding grooves;

a lifting assembly convenient for adjusting the height of the bottom plate is arranged in the base;

and a transmission assembly for driving the first connecting plate and the second connecting plate to move oppositely or oppositely is arranged in the bottom plate.

As a still further scheme of the utility model: the lifting assembly comprises a first lead screw which is rotatably connected in one of the guide grooves, the first lead screw is in threaded connection with the guide block, and the lower end of the first lead screw is fixedly connected with the output end of a first motor arranged at the lower end of the base.

As a still further scheme of the utility model: the transmission assembly comprises second lead screws which are arranged in two adjacent first sliding grooves and second sliding grooves in parallel, the second lead screws are in threaded connection with the first sliding blocks and the second sliding blocks respectively, one end of each second lead screw is fixedly connected with the output end of a second motor arranged on the bottom plate, and gears matched with each other are arranged at one ends of the second lead screws.

As a still further scheme of the utility model: and reinforcing ribs are arranged on the first bearing plate and the second bearing plate.

As a still further scheme of the utility model: and the guide blocks are provided with balls for reducing the friction force between the guide blocks and the guide grooves.

As a still further scheme of the utility model: and the surfaces of the gears are provided with wear-resistant layers.

Compared with the prior art, the utility model has the beneficial effects that:

1. the height of the first bearing plates and the height of the second bearing plates can be adjusted through the matching transmission of the first motor and the first screw rod, so that the device is suitable for PCBs with different thicknesses, and meanwhile, for the cylinder top plate mechanism, the electric top plate structure is low in noise, stable in top plate, more accurate in top plate height, simple, practical and reliable in structure and high in practicability;

2. the utility model can adjust the bearing area of the device according to the specification of the PCB, thereby being greatly convenient for use.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention.

FIG. 2 is a side view of the cross-sectional structure of the present invention.

Fig. 3 is a schematic top sectional view of the present invention.

Wherein: 1. a base; 2. a base plate; 3. a guide groove; 4. a guide block; 5. a first lead screw; 6. a first motor; 7. a first connecting plate; 8. a first bearing plate; 9. a second connecting plate; 10. a second carrier plate; 11. a first chute; 12. a first slider; 13. a second chute; 14. a second slider; 15. a second lead screw; 16. a second motor; 17. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, an electric lifting top plate structure includes a base 1, a bottom plate 2 is disposed above the base 1, a plurality of guide grooves 3 are disposed at an upper end of the base 1, and a guide block 4 slidably connected to the guide grooves 3 is disposed at a lower end of the bottom plate 2, so that the bottom plate 2 can move only in a vertical direction by a limiting effect of the sliding connection of the guide block 4 and the guide grooves 3;

balls for reducing friction force between the guide block 4 and the guide groove 3 are arranged on the guide block 4, so that the guide block 4 can slide in the guide groove 3 more smoothly and stably, and the moving stability of the bottom plate 2 is ensured;

a first connecting plate 7 and a second connecting plate 9 are respectively arranged on two sides above the bottom plate 2, one side of the first connecting plate 7 opposite to the second connecting plate 9 is respectively provided with a plurality of first bearing plates 8 and a plurality of second bearing plates 10 at equal intervals, the plurality of first bearing plates 8 and the plurality of second bearing plates 10 are arranged in a staggered manner and are mutually matched, so that when the plurality of first bearing plates 8 and the plurality of second bearing plates 10 are close to each other, the first bearing plates 8 and the plurality of second bearing plates 10 are mutually matched to form a plane, the upper end of the bottom plate 2 is provided with first sliding grooves 11 corresponding to the plurality of first bearing plates 8, the lower end of the first bearing plate 8 is provided with first sliding blocks 12 in sliding connection with the first sliding grooves 11, the upper end of the bottom plate 2 is provided with second sliding grooves 13 corresponding to the plurality of second bearing plates 10, the lower end of the second bearing plates 10 is provided with second sliding blocks 14 in sliding connection with the second sliding grooves 13, therefore, the first bearing plates 8 and the second bearing plates 10 can only do linear motion in the horizontal direction;

the lifting assembly convenient for adjusting the height of the bottom plate 2 is arranged in the base 1 and comprises a first lead screw 5 which is rotatably connected in one guide groove 3, the first lead screw 5 is in threaded connection with a guide block 4, and the lower end of the first lead screw 5 is fixedly connected with the output end of a first motor 6 arranged at the lower end of the base 1, so that when the lifting assembly is used, the first lead screw 5 can be driven by the first motor 6 to rotate, the first lead screw 5 is connected with the guide block 4 through threads to drive the guide block 4 to move, and the guide block 4 can drive the bottom plate 2 to move up and down, so that the heights of the first bearing plates 8 and the second bearing plates 10 are adjusted, the lifting assembly is convenient for being suitable for PCB plates with different thicknesses and is convenient to use;

meanwhile, through screw rod transmission, the structure is simple, the processing is easy, the cost is low, the transmission axial force is large, the self-locking is realized, the positioning precision is high, for the air cylinder top plate mechanism, the structure noise of the electric top plate is low, the top plate is stable, the height of the top plate is more accurate, the structure is simple, practical and reliable, and the practicability is strong;

reinforcing ribs are arranged on the first bearing plate 8 and the second bearing plate 10, so that the structural strength of the first bearing plate 8 and the second bearing plate 10 can be enhanced, and the service life of the device is prolonged;

the bottom plate 2 is internally provided with a transmission assembly for driving the first connecting plate 7 and the second connecting plate 9 to move oppositely or oppositely, the transmission assembly comprises second lead screws 15 which are arranged in two adjacent first chutes 11 and second chutes 13 in parallel, the two second lead screws 15 are respectively in threaded connection with a first sliding block 12 and a second sliding block 14, one end of one of the second lead screws 15 is fixedly connected with the output end of a second motor 16 arranged on the bottom plate 2, one end of each of the two second lead screws 15 is provided with a gear 17 which is mutually matched, when in use, the second motor 16 can drive one of the second lead screws 15 to rotate, so that the gear 17 on one of the second lead screws 15 drives the other second lead screw 15 to rotate reversely through the matched transmission with the other gear 17, thus the two second lead screws 15 can respectively in threaded connection with the first sliding block 12 and the second sliding block 14 to respectively drive the first sliding block 12 and the second sliding block 14 to move towards two sides, therefore, the first sliding block 12 and the second sliding block 14 can respectively drive the first bearing plates 8 and the second bearing plates 10 to move towards two sides, so that the bearing area of the device can be increased, when a large-size PCB needs to be processed, the placing area of the device can be adjusted, and the applicability of the device is enhanced.

Example 2

The difference from example 1 is: the surface of the gear 17 is provided with a wear-resistant layer, so that the gear 17 can be prevented from being worn and reducing the service life after being used for a long time.

The working principle of the utility model is as follows: when in use, the first motor 6 can drive the first screw rod 5 to rotate, the first screw rod 5 can drive the guide block 4 to move through the threaded connection with the guide block 4, the guide block 4 can drive the bottom plate 2 to move up and down, so that the heights of the plurality of first bearing plates 8 and the plurality of second bearing plates 10 can be adjusted, the device is convenient to be suitable for PCB plates with different thicknesses, meanwhile, the second motor 16 can drive one second screw rod 15 to rotate, the gear 17 on one second screw rod 15 can drive the other second screw rod 15 to rotate reversely through the matching transmission with the other gear 17, the two second screw rods 15 are respectively connected with the first slide block 12 and the second slide block 14 through the threads, the first slide block 12 and the second slide block 14 respectively drive the plurality of first bearing plates 8 and the second bearing plates 10 to move towards two sides, therefore, the bearing area of the device can be increased, and the placement area of the device can be adjusted when a large-size PCB needs to be processed, so that the device is convenient to use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.

Claims

1. The utility model provides an electrodynamic type lift roof structure, includes base (1), its characterized in that: a bottom plate (2) is arranged above the base (1), a plurality of guide grooves (3) are arranged at the upper end of the base (1), guide blocks (4) which are connected with the guide grooves (3) in a sliding manner are arranged at the lower end of the bottom plate (2), a first connecting plate (7) and a second connecting plate (9) are respectively arranged at two sides above the bottom plate (2), a plurality of first bearing plates (8) and a plurality of second bearing plates (10) are respectively arranged at one side, opposite to the first connecting plate (7) and the second connecting plate (9), at the same side, and are respectively arranged at equal intervals, the first bearing plates (8) and the second bearing plates (10) are arranged in a staggered manner and are matched with each other, first sliding grooves (11) corresponding to the first bearing plates (8) are arranged at the upper end of the bottom plate (2), first sliding blocks (12) which are connected with the first sliding grooves (11) are arranged at the lower end of the first bearing plates (8), the upper end of the bottom plate (2) is provided with second sliding grooves (13) corresponding to the plurality of second bearing plates (10), and the lower ends of the second bearing plates (10) are respectively provided with second sliding blocks (14) connected with the second sliding grooves (13) in a sliding manner;

a lifting component convenient for adjusting the height of the bottom plate (2) is arranged in the base (1);

and a transmission assembly for driving the first connecting plate (7) and the second connecting plate (9) to move oppositely or oppositely is arranged in the bottom plate (2).

2. The electric type elevating ceiling structure according to claim 1, wherein: the lifting assembly comprises a first screw rod (5) which is rotatably connected in one guide groove (3), the first screw rod (5) is in threaded connection with a guide block (4), and the lower end of the first screw rod (5) is fixedly connected with the output end of a first motor (6) arranged at the lower end of the base (1).

3. The electric lifting roof board structure according to claim 1, wherein: the transmission assembly comprises second screw rods (15) which are arranged in two adjacent first sliding grooves (11) and second sliding grooves (13) in parallel, the second screw rods (15) are in threaded connection with a first sliding block (12) and a second sliding block (14) respectively, one end of each second screw rod (15) is fixedly connected with an output end of a second motor (16) arranged on the bottom plate (2), and two gears (17) which are matched with each other are arranged at one end of each second screw rod (15).

4. The electric type elevating ceiling structure according to claim 1, wherein: and reinforcing ribs are arranged on the first bearing plate (8) and the second bearing plate (10).

5. The electric type elevating ceiling structure according to claim 1, wherein: and balls for reducing friction force between the guide block (4) and the guide groove (3) are arranged on the guide block (4).

6. The electric elevating ceiling structure according to claim 3, wherein: and the surfaces of the gears (17) are provided with wear-resistant layers.