CN215358531U

CN215358531U - Mechanical arm with rack on frame

Info

Publication number: CN215358531U
Application number: CN202121426985.6U
Authority: CN
Inventors: 林超
Original assignee: Guangdong Xingxing Robot Technology Co ltd
Current assignee: Guangdong Xingxing Robot Technology Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-12-31
Anticipated expiration: 2031-06-25

Abstract

The utility model relates to the technical field of mechanical arms, in particular to a frame double-section mechanical arm with a rack, which comprises a fixed main body, a movable main body and a sliding plate, wherein linear guide rails are respectively transversely arranged at the side parts of the fixed main body and the movable main body; can make the arm stretch out beyond the equipment with the arm device inside equipment through the extension, make the arm can send out the outside condition of equipment with the product to some needs to the effect through dual removal can reduce the functioning speed who takes the gear motor, sets up the rack in activity main part upside, helps the maintenance and the change in later stage.

Description

Mechanical arm with rack on frame

Technical Field

The utility model relates to the technical field of mechanical arms, in particular to a mechanical arm with racks on two sections of a frame.

Background

With the continuous progress and development of science and technology, the automation technology is gradually mature, and the complicated manual operation can be basically replaced by the automation equipment in the processing production of various industries, so that the working efficiency is improved, the staff cost is reduced, and the higher living level is brought to people; in the automation technology, because a product needs to be conveyed from a previous station to a next station in the production process, the prior art mainly adopts a multi-shaft manipulator or a manipulator matched with a linear module and a clamp between the two stations to convey the product;

the mode that prior art adopted sharp module to build the manipulator is comparatively simple, sharp module generally accomplishes the location of slider through linear guide cooperation conveyer belt or lead screw, transport of slider is accomplished through motor drive, sectional fixture just can realize the straight line and convey the anchor clamps on the slider, the shift position of this kind of structural design slider receives the restriction of sharp module, to some needs see the outside structure of equipment with the product, if extend to the equipment outside with sharp module, will lead to the whole irregularity of equipment, influence the transportation, if not dismantle the manipulator when not using and get off and will occupy certain position, and be not convenient for maintain inner structure through traditional sharp module, to the above-mentioned problem, it is necessary to provide the arm of a frame double-section area rack.

SUMMERY OF THE UTILITY MODEL

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

In order to achieve the purpose, the utility model provides the following technical scheme: a frame double-section mechanical arm with a rack comprises a fixed main body, a movable main body and a sliding plate, wherein linear guide rails are respectively transversely arranged on the side parts of the fixed main body and the movable main body, the movable main body is slidably connected onto the linear guide rails of the fixed main body, the sliding plate is slidably connected onto the linear guide rails of the movable main body, the rack is transversely arranged on the upper side of the movable main body, and a gear motor meshed with the rack is arranged on the sliding plate; the front and rear positions of the movable main body, which are positioned at the lower side, are respectively provided with a rolling component, the two rolling components are sleeved with toothed belts, two sides of the toothed belts are respectively provided with a connecting piece, one of the connecting pieces is fixedly connected with the sliding plate, and the other connecting piece is fixedly connected with the fixed main body.

Preferably, the gear motor comprises a driving motor, a gear piece and a speed reducer, the speed reducer is installed on the sliding plate, the driving motor is arranged at the upper end of the speed reducer and is in power connection with the speed reducer, the gear piece is meshed with the rack, a rotating shaft is arranged on the gear piece, and the rotating shaft penetrates through the sliding plate and is in power connection with the speed reducer.

Preferably, the gear member and the rack are provided with inclined teeth, and the gear member and the rack are engaged with each other through the teeth.

Preferably, the front and rear positions of the upper side of the movable body are respectively provided with a limiting block, and the limiting blocks are provided with a buffering block which is in buffering fit with the sliding plate.

Preferably, the rolling component comprises rotating shaft seats fixedly installed at two ends of the movable main body, a connecting shaft connected between the rotating shaft seats and a bearing arranged on the connecting shaft, and the plane end of the toothed belt is in rolling fit with the bearing.

Preferably, the front and rear positions of the lower end of the movable main body are respectively provided with a fixing plate, the fixing plates are in screw connection with the rotating shaft seat, and the fixing plates and the limiting blocks are of an integrally formed structure.

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

the fixed main body, the movable main body and the sliding plate are in sliding fit with each other by adopting the transverse linear guide rail, then the movable main body and the sliding plate are in sliding fit with each other by adopting the rack and the gear motor, and then the structure of the toothed belt and the rolling part is utilized; the machine is short in overall height, the design of pulling and pulling the arm rack is adopted, the repeated positioning precision is high, and the requirements on the height of a factory building and the application field are more flexible;

in practical application, the mechanical arm device can be arranged in equipment, the mechanical arm extends out of the equipment through extension, the mechanical arm can send out products to the outside of the equipment according to some requirements, the running speed of the motor with the gear can be reduced through the double-moving function, the rack is arranged on the upper side of the movable main body, and later maintenance and replacement are facilitated.

Drawings

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

fig. 2 is an exploded view of the structure of the present invention.

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.

Referring to fig. 1-2, in an embodiment of the present invention, a frame-type manipulator with two sections and a rack includes a fixed main body 10, a movable main body 20, and a sliding plate 30, wherein linear guide rails 40 are respectively transversely disposed on the side portions of the fixed main body 10 and the movable main body 20, the movable main body 20 is slidably connected to the linear guide rails 40 of the fixed main body 10, the sliding plate 30 is slidably connected to the linear guide rails 40 of the movable main body 20, a rack 50 is transversely disposed on the upper side of the movable main body 20, and a gear motor 60 engaged with the rack 50 is disposed on the sliding plate 30; rolling members 70 are respectively disposed at front and rear positions of the movable main body 20 at the lower side, toothed belts 71 are respectively sleeved on the two rolling members 70, connecting members 72 are respectively disposed at two sides of the toothed belts 71, one of the connecting members 72 is fixedly connected with the sliding plate 30, and the other connecting member 72 is fixedly connected with the fixed main body 10.

In the above technical solution, the fixed main body 10, the movable main body 20 and the sliding plate 30 are slidably engaged with each other by using the horizontal linear guide 40, then the movable main body 20 and the sliding plate 30 are slidably engaged with each other by using the rack 50 and the geared motor 60, and then the toothed belt 71 and the rolling member 70 are used, since the running directions of the toothed belt 71 at both sides are opposite when running along the rolling member 70, the sliding plate 30 and the movable main body 20 can move simultaneously when the geared motor 60 is driven by providing the connecting members 72 at both sides of the toothed belt 71, and connecting the two connecting members 72 to the sliding plate 30 and the fixed main body 10, so as to realize the dual-movement function; through this design, realize that the arm can extend, in practical application, can be inside equipment with the arm device, outside making the arm stretch out equipment through the extension, make the arm can be directed against some needs and send out the condition outside the equipment to the running speed of taking the gear motor 60 can be reduced through the effect of dual removal, set up rack 50 in activity main part 20 upside, help the maintenance and the change of later stage.

As further shown in fig. 2, in order to realize stable operation of the geared motor 60, the geared motor 60 includes a driving motor 61, a gear member 62 and a speed reducer 63, the speed reducer 63 is mounted on the sliding plate 30, the driving motor 61 is disposed at the upper end of the speed reducer 63 and is in power connection with the speed reducer 63, the gear member 62 is engaged with the rack 50, the gear member 62 is provided with a rotating shaft, and the rotating shaft penetrates through the sliding plate 30 and is in power connection with the speed reducer 63; the gear piece 62 and the rack 50 are both provided with inclined teeth, and the gear piece 62 and the rack 50 are meshed with each other through the teeth; the accuracy of the intermeshing between the gear member 62 and the rack 50 can be improved, reducing the incidence of jamming.

As further shown in fig. 2, the movable body 20 is provided at front and rear positions thereof with stoppers 21, respectively, and the stoppers 21 are provided with buffering blocks 22 for buffering and engaging with the sliding plate 30.

As further shown in fig. 2, the rolling member 70 includes rotary shaft seats 73 fixedly installed at both ends of the movable body 20, a connecting shaft 74 connected between the rotary shaft seats 73, and bearings 75 provided on the connecting shaft 74, and flat ends of the toothed belt 71 are in rolling engagement with the bearings 75.

As further shown in fig. 2, the fixing plates 23 are respectively disposed at the front and rear positions of the lower end of the movable body 20, the fixing plates 23 are screwed to the rotating shaft seat 73, the fixing plates 23 and the limiting blocks 21 are integrally formed, so that the fixing plates are easy to detach, and the toothed belt 71 can be straightened in the screwing process.

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. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A frame double-section mechanical arm with a rack is characterized by comprising a fixed main body, a movable main body and a sliding plate, wherein linear guide rails are respectively transversely arranged on the side parts of the fixed main body and the movable main body; the front and rear positions of the movable main body, which are positioned at the lower side, are respectively provided with a rolling component, the two rolling components are sleeved with toothed belts, two sides of the toothed belts are respectively provided with a connecting piece, one of the connecting pieces is fixedly connected with the sliding plate, and the other connecting piece is fixedly connected with the fixed main body.

2. The mechanical arm with the rack and the double sections of the frame as claimed in claim 1, wherein the gear motor comprises a driving motor, a gear member and a speed reducer, the speed reducer is installed on the sliding plate, the driving motor is arranged at the upper end of the speed reducer and is in power connection with the speed reducer, the gear member is meshed with the rack, the gear member is provided with a rotating shaft, and the rotating shaft penetrates through the sliding plate and is in power connection with the speed reducer.

3. A frame double-section rack robot arm as claimed in claim 2, wherein the gear member and the rack are provided with inclined teeth, and the gear member and the rack are engaged with each other by the teeth.

4. The mechanical arm with a frame and a double section rack as claimed in claim 1, wherein the movable body is provided with a stopper at the front and rear positions of the upper side thereof, and the stopper is provided with a buffer block for buffering and matching with the sliding plate.

5. A frame double-section rack mechanical arm as claimed in claim 4, wherein the rolling member comprises a rotating shaft seat fixedly installed at both ends of the movable body, a connecting shaft connected between the rotating shaft seats, and a bearing provided on the connecting shaft, and the flat end of the toothed belt is in rolling fit with the bearing.

6. The mechanical arm with the rack and the double sections of the frame as claimed in claim 5, wherein fixing plates are respectively arranged at the front and the rear positions of the lower end of the movable main body, the fixing plates are connected with the rotating shaft seat through screws, and the fixing plates and the limiting blocks are of an integrally formed structure.