CN208773124U - A kind of machine-building mechanical arm - Google Patents

Abstract

The utility model discloses a kind of machine-building mechanical arms, it is related to machinery manufacturing technology field, the machine-building mechanical arm, including principal arm, auxiliary and chuck, the inside of principal arm is equipped with shaft, transmission gear is fixedly connected on the outside of one end of shaft, one end of transmission gear is equipped with first motor, the other end of shaft is fixedly connected through principal arm and with auxiliary, sliding seat is socketed on the outside of auxiliary, the second motor is fixedly connected in sliding seat, fixing groove is offered in the middle part of auxiliary, the side of fixing groove is fixedly connected with rack gear, one middle side part of chuck is fixedly connected with fixing head, fixing head is flexibly connected with auxiliary, connecting rod is equipped at the one side edge of chuck.The machine-building mechanical arm, facilitate the position for changing clamping and steering, suitable for the operating environment of various complexity, provides good processing basis for machine-building, production efficiency is improved, solves the problems, such as existing machine-building mechanical arm clamping inconvenience and complicated for operation.

Description

A kind of machine-building mechanical arm

Technical field

The utility model relates to machinery manufacturing technology field, specially a kind of machine-building mechanical arm.

Background technique

Machine-building refer to be engaged in various dynamic power machines, handling machinery, chemical machinery, textile machine, lathe, tool, The industrial department of the productions such as instrument, instrument and other mechanical equipments.Machinery manufacturing industry provides technical equipment for entire national economy. During the manufacturing of machine components, it often may require that and clamping transfer carried out to machine components, in the prior art, mostly all It is clamping transfer to be carried out to machine components by mechanical arm, and mostly structure is complicated for existing mechanical arm, has a single function, uses Also more troublesome.In order to solve the above problem, originally practical to provide a kind of machine-building mechanical arm.

A kind of machine-building use disclosed in 206344171 U of Chinese utility model patent ublic specification of application CN Mechanical arm, the mechanical arm increase the accuracy of clamping although being equipped with infrared inductor, the mechanical arm inconvenience tune Section, clamping is limited, influences to be machined, is unfavorable for promoting the use of.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of machine-building mechanical arm, solves existing The machine-building inconvenience of mechanical arm clamping and problem complicated for operation.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs:

A kind of machine-building mechanical arm, including principal arm, auxiliary and chuck；

The inside of the principal arm is equipped with shaft, is fixedly connected with transmission gear, the speed change on the outside of one end of the shaft One end of gear is equipped with first motor, and the other end of the shaft is fixedly connected through principal arm and with auxiliary；

One end of the principal arm offers first sliding groove, is fixedly connected with the first sliding block on the outside of one end of the auxiliary；

It is socketed with sliding seat on the outside of the auxiliary, the second motor is fixedly connected in the sliding seat, the auxiliary Middle part offers fixing groove, and the side of the fixing groove is fixedly connected with rack gear；

One middle side part of the chuck is fixedly connected with fixing head, and the fixing head is flexibly connected with auxiliary, the chuck One side edge at be equipped with connecting rod, one end of the connecting rod is flexibly connected with chuck, the other end and the sliding seat work of the connecting rod Dynamic connection；

The inside of the chuck opens up fluted, and there are three the grooves, three groove circular arrays distributions, described recessed Screw rod is equipped in slot, one end of the screw rod is flexibly connected with groove, and the other end through-going recess of the screw rod is simultaneously fixedly connected There is the first bevel gear, the middle part of the screw rod is equipped with fixture, and the middle part of the chuck is equipped with third motor, on the third motor It is fixedly connected with the second bevel gear, second bevel gear engages connection with the first bevel gear.

Optionally, the shaft is flexibly connected by bearing with principal arm；

The first motor is fixedly connected with principal arm.

Optionally, gear is fixedly connected in the first motor, the transmission gear is nibbled with the gear in first motor Close connection.

Optionally, first sliding block and first sliding groove are annular, and first sliding block is fitted and connected with first sliding groove.

Optionally, gear is fixedly connected on second motor, the wheel and rack on second motor, which engages, to be connected It connects.

Optionally, the chuck and sliding seat pass through pin shaft and are flexibly connected with connecting rod；

The fixing head is flexibly connected by pin shaft with auxiliary.

Optionally, the two sides of the auxiliary offer second sliding slot, and it is sliding that second has been fitted and connected in the second sliding slot Block, second sliding block are fixedly connected with the sliding seat.

Optionally, threaded hole is offered in the middle part of the fixture, the fixture is flexibly connected by threaded hole with screw rod, institute The two sides for stating fixture are fitted and connected with groove.

(3) beneficial effect

The utility model provides a kind of machine-building mechanical arm, have it is following the utility model has the advantages that

(1), machine-building mechanical arm, by the way that shaft is arranged, so that fixture has achieved the effect that rotation, convenient for adjusting The angle of clamping can change the direction of fixture, mechanical arm is made to have reached multi-functional clamping by setting fixing head and connecting rod Purpose increases the stability of fixture, ensure that the fastness of clamping by the way that screw rod is arranged.

(2), machine-building mechanical arm, installation way multiplicity, facilitates the position for changing clamping and steering, is suitable for each The complicated operating environment of kind provides good processing basis for machine-building, improves production efficiency, in this way simply On the one hand design method has achieved the effect that diversified clamping, on the other hand convenient for manipulation, facilitate adjusting, solve existing The machine-building inconvenience of mechanical arm clamping and problem complicated for operation.

Detailed description of the invention

Fig. 1 is the schematic diagram of the utility model structure；

Fig. 2 is the diagrammatic cross-section of the utility model main arm structure；

Fig. 3 is the diagrammatic cross-section of the utility model auxiliary structure；

Fig. 4 is the diagrammatic cross-section of the utility model chuck arrangement.

In figure: 1- principal arm, 2- auxiliary, 3- chuck, 4- shaft, 5- first motor, 6- transmission gear, 7- bearing, 8- first Sliding slot, the first sliding block of 9-, 10- sliding seat, the second motor of 11-, 12- fixing groove, 13- rack gear, 14- fixing head, 15- connecting rod, 16- Second sliding slot, the second sliding block of 17-, 18- groove, 19- screw rod, the first bevel gear of 20-, 21- fixture, 22- third motor, 23- Two bevel gears.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ", The instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " circumferential direction " Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation Make, therefore should not be understood as limiting the present invention.

In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation " Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be machine Tool connection；It can be directly connected, it can also be indirectly connected through an intermediary.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution:

A kind of machine-building mechanical arm, including principal arm 1, auxiliary 2 and chuck 3；

The inside of principal arm 1 is equipped with shaft 4, by the way that shaft 4 is arranged, so that fixture has achieved the effect that rotation, convenient for adjusting The angle of clamping, one end outside of shaft 4 are fixedly connected with transmission gear 6, and one end of transmission gear 6 is equipped with first motor 5, turns The other end of axis 4 is fixedly connected through principal arm 1 and with auxiliary 2；

One end of principal arm 1 offers first sliding groove 8, is fixedly connected with the first sliding block 9 on the outside of one end of auxiliary 2；

The outside of auxiliary 2 is socketed with sliding seat 10, and the second motor 11, the middle part of auxiliary 2 are fixedly connected in sliding seat 10 Fixing groove 12 is offered, the side of fixing groove 12 is fixedly connected with rack gear 13；

One middle side part of chuck 3 is fixedly connected with fixing head 14, and fixing head 14 is flexibly connected with auxiliary 2, the side of chuck 3 Edge is equipped with connecting rod 15, and one end of connecting rod 15 is flexibly connected with chuck 3, and the other end of connecting rod 15 and 10 activity of sliding seat are even It connects, by setting fixing head 14 and connecting rod 15, the direction of fixture 21 can be changed, mechanical arm is made to have reached the mesh of multi-functional clamping 's；

The inside of chuck 3 opens up fluted 18, and there are three grooves 18, three 18 circular array of groove distributions, groove 18 Interior to be equipped with screw rod 19, one end of screw rod 19 is flexibly connected with groove 18, and the other end through-going recess 18 of screw rod 19 is simultaneously fixedly connected There is the first bevel gear 20, the middle part of screw rod 19 is equipped with fixture 21, by the way that screw rod 19 is arranged, increases the stability of fixture 21, protects The fastness of clamping is demonstrate,proved, the middle part of chuck 3 is equipped with third motor 22, is fixedly connected with the second bevel gear on third motor 22 23, the second bevel gear 23 engages connection with the first bevel gear 20；

It is arranged in this way, facilitates the position for changing clamping and steering, installation way multiplicity, the behaviour suitable for various complexity Make environment, provides good processing basis for machine-building, improve production efficiency.

A kind of optional technical solution as the utility model:

Shaft 4 is flexibly connected by bearing 7 with principal arm 1；

First motor 5 is fixedly connected with principal arm 1.

A kind of optional technical solution as the utility model:

Gear is fixedly connected in first motor 5, transmission gear 6 engages connection with the gear in first motor 5.

A kind of optional technical solution as the utility model:

First sliding block 9 and first sliding groove 8 are annular, and the first sliding block 9 is fitted and connected with first sliding groove 8, pass through setting the One sliding block 9 and first sliding groove 8 play supporting role to auxiliary 2, prevent 2 stress of auxiliary excessive and deform.

A kind of optional technical solution as the utility model:

Gear is fixedly connected on second motor 11, the wheel and rack 13 on the second motor 11 engages connection.

A kind of optional technical solution as the utility model:

Chuck 3 and sliding seat 10 are flexibly connected by pin shaft with connecting rod 15；

Fixing head 14 is flexibly connected by pin shaft with auxiliary 2.

A kind of optional technical solution as the utility model:

The two sides of auxiliary 2 offer second sliding slot 16, and the second sliding block 17 has been fitted and connected in second sliding slot 16, and second is sliding Block 17 is fixedly connected with sliding seat 10, by setting second sliding slot 16 and the second sliding block 17, provides active rail for sliding seat 10 Road ensure that the stability of device.

A kind of optional technical solution as the utility model:

The middle part of fixture 21 offers threaded hole, and fixture 21 is flexibly connected by threaded hole with screw rod 19, and the two of fixture 21 Side is fitted and connected with groove 18.

The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.

In conclusion the machine-building mechanical arm, including principal arm 1, auxiliary 2 and chuck 3, in use, starting the first One motor 5, first motor 5 drive shaft 4 to rotate by transmission gear 6, and shaft 4 drives chuck 3 to rotate by auxiliary 2, in this way The angle of clamping can be adjusted, then starts the second motor 11, the second motor 11 drives sliding seat 10 mobile by rack gear 13, sliding Dynamic seat 10 drives chuck 3 to swing up and down by connecting rod 15, and the direction of clamping adjustable so finally starts third motor 22, Third motor 22 drives the rotation of the first bevel gear 20 by the second bevel gear 23, and the first bevel gear 20 drives fixture by screw rod 19 21 move inward, and fixture 21 is clamped effect to workpiece, wherein the two sides of auxiliary 2 offer second sliding slot 16, and second is sliding The second sliding block 17 is fitted and connected in slot 16, the second sliding block 17 is fixedly connected with sliding seat 10, by the way that 16 He of second sliding slot is arranged Second sliding block 17 provides movable rail for sliding seat 10, ensure that the stability of device, in this way simple design side On the one hand method has achieved the effect that diversified clamping, on the other hand convenient for manipulation, facilitate adjusting, solves existing mechanical system It makes with the inconvenience of mechanical arm clamping and problem complicated for operation.

It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section " " following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than Second feature.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (8)

1. a kind of machine-building mechanical arm, including principal arm (1), auxiliary (2) and chuck (3) it is characterized by:

The inside of the principal arm (1) is equipped with shaft (4), is fixedly connected with transmission gear (6) on the outside of one end of the shaft (4), One end of the transmission gear (6) is equipped with first motor (5), and the other end of the shaft (4) is through principal arm (1) and and auxiliary (2) it is fixedly connected；

One end of the principal arm (1) offers first sliding groove (8), and it is sliding that first is fixedly connected on the outside of one end of the auxiliary (2) Block (9)；

It is socketed with sliding seat (10) on the outside of the auxiliary (2), is fixedly connected with the second motor (11) in the sliding seat (10), It is offered fixing groove (12) in the middle part of the auxiliary (2), the side of the fixing groove (12) is fixedly connected with rack gear (13)；

One middle side part of the chuck (3) is fixedly connected with fixing head (14), and the fixing head (14) and auxiliary (2) activity are even It connects, is equipped with connecting rod (15) at the one side edge of the chuck (3), one end of the connecting rod (15) is flexibly connected with chuck (3), institute The other end for stating connecting rod (15) is flexibly connected with sliding seat (10)；

The inside of the chuck (3) opens up fluted (18), and there are three the grooves (18), three groove (18) circular arrays Distribution, the groove (18) is interior to be equipped with screw rod (19), and one end of the screw rod (19) is flexibly connected with groove (18), the screw rod (19) other end through-going recess (18) is simultaneously fixedly connected with the first bevel gear (20), and the middle part of the screw rod (19) is equipped with fixture (21), the middle part of the chuck (3) is equipped with third motor (22), is fixedly connected with the second bevel gear on the third motor (22) (23), second bevel gear (23) engages connection with the first bevel gear (20).

2. a kind of machine-building mechanical arm according to claim 1, it is characterised in that:

The shaft (4) is flexibly connected by bearing (7) with principal arm (1)；

The first motor (5) is fixedly connected with principal arm (1).

3. a kind of machine-building mechanical arm according to claim 1, it is characterised in that:

Gear is fixedly connected on the first motor (5), the transmission gear (6) is engaged with the gear on first motor (5) Connection.

4. a kind of machine-building mechanical arm according to claim 1, it is characterised in that:

First sliding block (9) and first sliding groove (8) are annular, first sliding block (9) and first sliding groove (8) company of fitting It connects.

5. a kind of machine-building mechanical arm according to claim 1, it is characterised in that:

Gear is fixedly connected on second motor (11), the wheel and rack (13) on second motor (11), which engages, to be connected It connects.

6. a kind of machine-building mechanical arm according to claim 1, it is characterised in that:

The chuck (3) and sliding seat (10) are flexibly connected by pin shaft with connecting rod (15)；

The fixing head (14) is flexibly connected by pin shaft with auxiliary (2).

7. a kind of machine-building mechanical arm according to claim 1, it is characterised in that:

The two sides of the auxiliary (2) offer second sliding slot (16), and it is sliding that second has been fitted and connected in the second sliding slot (16) Block (17), second sliding block (17) are fixedly connected with sliding seat (10).

8. a kind of machine-building mechanical arm according to claim 1, it is characterised in that:

Threaded hole is offered in the middle part of the fixture (21), the fixture (21) is flexibly connected by threaded hole with screw rod (19), The two sides of the fixture (21) are fitted and connected with groove (18).