CN212858790U

CN212858790U - Box centering positioning mechanism

Info

Publication number: CN212858790U
Application number: CN202021886953.XU
Authority: CN
Inventors: 赵凯
Original assignee: Liaoning Bozhongte Automation Technology Co ltd
Current assignee: Liaoning Bozhongte Automation Technology Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-02
Anticipated expiration: 2030-09-02

Abstract

The utility model belongs to the technical field of machining, especially, be a box centering positioning mechanism, only fix its two faces to positioning mechanism in prior art usually, fixed effect is poor, the problem of the operation of being not convenient for use, the present scheme that proposes, it includes the casing, one side fixed mounting of casing has the motor, and fixed mounting has the one end of worm on the output shaft of motor, and the other end of worm extends to in the casing and rotates and install on the inner wall of casing, and the pivot is installed in the casing rotation, and the outside of pivot is fixed mounting worm wheel and gear respectively, and worm wheel mesh, and slidable mounting has two racks in the casing, and one side that two racks are close to each other all meshes with the gear mutually. The utility model has the advantages of reasonable design, easy operation is through four face clamp fastening to the box fixed, and the effectual centering that carries out to the box presss from both sides tight location, has improved the location effect to the box.

Description

Box centering positioning mechanism

Technical Field

The utility model relates to the technical field of machining, especially, relate to a box centering positioning mechanism.

Background

Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. According to the difference of the processing modes, the machining can be divided into cutting processing and pressure processing, and in the production process, all the processes of changing the shape, the size, the position, the property and the like of a production object to form a finished product or a semi-finished product are called as technological processes. It is an integral part of the production process. The processes can be divided into casting, forging, stamping, welding, machining, assembling and other processes, the mechanical manufacturing process generally refers to the sum of the machining process of the parts and the assembling process of the machine, and other processes are called auxiliary processes, such as transportation, storage, power supply, equipment maintenance and the like. The technological process consists of one or several steps in sequence.

In the process of machining, a positioning mechanism is generally required to fix and machine the box body, but the positioning mechanism in the prior art generally only fixes two surfaces of the box body, so that the fixing effect is poor, and the box body is inconvenient to operate and use, and therefore a box body centering and positioning mechanism is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the positioning mechanism in prior art and only fixing two faces thereof usually, fixed effect is poor, the shortcoming of being not convenient for operate and use, and a box centering positioning mechanism who proposes.

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

a box centering and positioning mechanism comprises a shell, wherein a motor is fixedly mounted on one side of the shell, one end of a worm is fixedly mounted on an output shaft of the motor, the other end of the worm extends into the shell and is rotatably mounted on the inner wall of the shell, a rotating shaft is rotatably mounted in the shell, a worm wheel and a gear are respectively and fixedly mounted on the outer side of the rotating shaft, the worm is meshed with the worm wheel, two racks are slidably mounted in the shell, one sides, close to each other, of the two racks are respectively meshed with the gear, one ends, far away from each other, of the two racks are respectively and fixedly mounted with one end of a sliding rod, the other ends of the two sliding rods extend out of the shell and are respectively and fixedly mounted with a clamping plate, two fixing plates are fixedly mounted at the top of the shell, a plurality of connecting rods are respectively and slidably, one end fixed mounting that a plurality of connecting rods that lie in both sides kept away from each other among a plurality of connecting rods has same arm-tie, and the equal movable sleeve in outside of a plurality of connecting rods is equipped with the spring, the both ends of spring respectively with arm-tie and fixed plate fixed connection.

Preferably, the inner wall of one side of the shell is fixedly provided with an outer ring of the bearing, and the worm is fixedly sleeved with the inner ring of the bearing, so that the worm is convenient to rotate and install.

Preferably, the inner walls of the two sides of the shell are provided with sliding grooves, one side, away from each other, of each of the two racks is fixedly provided with two connecting plates, and the four connecting plates are respectively connected in the corresponding sliding grooves in a sliding mode to be convenient for sliding connection with the racks.

Preferably, four limiting rods are fixedly mounted in the shell, and the four connecting plates are respectively connected to the outer sides of the corresponding limiting rods in a sliding mode to limit the racks to a certain extent.

Preferably, the equal fixed mounting in one side that two splint are close to each other has the horizontal pole, and the equal sliding connection of two horizontal poles plays certain spacing supporting role to the splint in the casing.

Preferably, a plurality of spread grooves have been seted up to the inboard of fixed plate, and a plurality of connecting rods pass through corresponding spread groove and fixed plate sliding connection, the sliding connection connecting rod of being convenient for.

In the utility model, the box centering and positioning mechanism can drive the two trapezoidal clamping seats to move away from each other by placing the box body on the shell body and downwards pressing the box body through the two trapezoidal clamping seats, and can drive the springs to stretch under stress through the elastic deformation of the springs, so that the front side and the rear side of the box body can be clamped through the two trapezoidal clamping seats, then the worm can be driven to rotate through the driving motor, thereby the worm wheel can be driven to rotate through the meshing transmission of the worm and the worm wheel, the gear can be driven to rotate through the rotating shaft, then the two racks can be driven to move close to each other through the meshing transmission of the gear and the two racks, thereby the two sliding rods can drive the two clamping plates to move close to each other, thereby the two sides of the box body can be clamped through the two clamping plates, thereby the box body can be effectively centered, clamped and positioned, the four surfaces of the box body are clamped, so that the positioning effect on the box body is effectively improved;

the utility model has the advantages of reasonable design, easy operation is through four face clamp fastening to the box fixed, and the effectual centering that carries out to the box presss from both sides tight location, has improved the location effect to the box.

Drawings

Fig. 1 is a schematic structural view of a box centering and positioning mechanism provided by the present invention;

fig. 2 is a schematic structural view of a section a-a of a box centering and positioning mechanism provided by the present invention;

fig. 3 is a schematic top view of the box centering and positioning mechanism according to the present invention;

fig. 4 is a schematic perspective view of a trapezoidal clamping seat of the box centering and positioning mechanism provided by the present invention.

In the figure: 1. a housing; 2. a motor; 3. a worm; 4. a rotating shaft; 5. a worm gear; 6. a gear; 7. a rack; 8. a connecting plate; 9. a limiting rod; 10. a slide bar; 11. a splint; 12. a fixing plate; 13. a connecting rod; 14. a trapezoidal clamping seat; 15. pulling a plate; 16. a spring.

Detailed Description

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

Referring to fig. 1-4, a box centering and positioning mechanism comprises a housing 1, a motor 2 is fixedly installed on one side of the housing 1, one end of a worm 3 is fixedly installed on an output shaft of the motor 2, the other end of the worm 3 extends into the housing 1 and is rotatably installed on the inner wall of the housing 1, a rotating shaft 4 is rotatably installed in the housing 1, a worm wheel 5 and a gear 6 are respectively and fixedly installed on the outer side of the rotating shaft 4, the worm 3 is meshed with the worm wheel 5, two racks 7 are slidably installed in the housing 1, the sides, close to each other, of the two racks 7 are respectively meshed with the gear 6, one ends, far away from each other, of the two racks 7 are respectively and fixedly installed with one end of a sliding rod 10, the other ends of the two sliding rods 10 extend out of the housing 1 and are respectively and fixedly installed with a clamping plate 11, two fixing, one end fixed mounting that a plurality of connecting rods 13 that lie in both sides are close to each other in a plurality of connecting rods 13 has same trapezoidal holder 14, and one end fixed mounting that a plurality of connecting rods 13 that lie in both sides keep away from each other in a plurality of connecting rods 13 has same arm-tie 15, and the equal movable sleeve in outside of a plurality of connecting rods 13 is equipped with spring 16, spring 16's both ends respectively with arm-tie 15 and fixed plate 12 fixed connection.

An outer ring of a bearing is fixedly arranged on the inner wall of one side of a shell 1, the worm 3 is fixedly sleeved with an inner ring of the bearing and is convenient to rotate and install the worm 3, sliding grooves are respectively formed in the inner walls of two sides of the shell 1, two connecting plates 8 are respectively fixedly arranged on the sides, far away from each other, of two racks 7, four connecting plates 8 are respectively and slidably connected in the corresponding sliding grooves and are convenient to slidably connect the racks 7, four limiting rods 9 are fixedly arranged in the shell 1, four connecting plates 8 are respectively and slidably connected on the outer sides of the corresponding limiting rods 9 and play a certain limiting role in limiting the racks 7, a transverse rod is respectively and fixedly arranged on the side, close to each other, of two clamping plates 11, two transverse rods are respectively and slidably connected in the shell 1 and play a certain limiting and supporting role in limiting the clamping plates 11, a plurality of connecting grooves are formed, facilitating the sliding connection of the connecting rod 13.

In the utility model, when in use, the box body can be placed on the shell 1 and pressed downwards through the two trapezoidal clamping seats 14, so that the two trapezoidal clamping seats 14 can be driven to move away from each other, and the springs 16 are stretched under stress through the elastic deformation of the springs 16, so that the front side and the rear side of the box body can be clamped through the two trapezoidal clamping seats 14, then the worm 3 can be driven to rotate through the driving motor 2, so that the worm wheel 5 can be driven to rotate through the meshing transmission of the worm 3 and the worm wheel 5, so that the gear 6 can be driven to rotate through the rotating shaft 4, then the two racks 7 can be driven to move close to each other through the meshing transmission of the gear 6 and the two racks 7, so that the two sliding rods 10 can drive the two clamping plates 11 to move close to each other, so that the two sides of the box body can be clamped through the two clamping plates 11, thereby can effectually carry out centering clamping position to the box, and press from both sides tightly through four faces to the box, effectual improvement to the location effect of box.

Claims

1. The utility model provides a box centering positioning mechanism, which comprises a housing (1), a serial communication port, one side fixed mounting of casing (1) has motor (2), fixed mounting has the one end of worm (3) on the output shaft of motor (2), the other end of worm (3) extends to in casing (1) and rotates and installs on the inner wall of casing (1), pivot (4) are installed to casing (1) internal rotation, the outside of pivot (4) is fixed mounting respectively has worm wheel (5) and gear (6), worm (3) and worm wheel (5) mesh mutually, slidable mounting has two racks (7) in casing (1), one side that two racks (7) are close to each other all meshes with gear (6), the equal fixed mounting of the one end that two racks (7) kept away from each other has the one end of slide bar (10), the other end of two slide bars (10) all extends to casing (1) outside and fixed mounting has splint (11), the top fixed mounting of casing (1) has two fixed plates (12), the equal slidable mounting in inboard of two fixed plates (12) has a plurality of connecting rods (13), the one end fixed mounting that a plurality of connecting rods (13) that lie in both sides in a plurality of connecting rods (13) are close to each other has same trapezoidal holder (14), the one end fixed mounting that a plurality of connecting rods (13) that lie in both sides in a plurality of connecting rods (13) kept away from each other has same arm-tie (15), the equal movable sleeve in outside of a plurality of connecting rods (13) is equipped with spring (16), the both ends of spring (16) respectively with arm-tie (15) and fixed plate (12) fixed connection.

2. A box body centering and positioning mechanism according to claim 1, characterized in that the inner wall of one side of the shell (1) is fixedly provided with the outer ring of the bearing, and the worm (3) is fixedly sleeved with the inner ring of the bearing.

3. A box centering and positioning mechanism according to claim 1, wherein the inner walls of the two sides of the housing (1) are provided with sliding grooves, two connecting plates (8) are fixedly mounted on the sides of the two racks (7) far away from each other, and the four connecting plates (8) are respectively slidably connected in the corresponding sliding grooves.

4. A box centering and positioning mechanism according to claim 1, characterized in that four limiting rods (9) are fixedly installed in the housing (1), and four connecting plates (8) are respectively connected to the outer sides of the corresponding limiting rods (9) in a sliding manner.

5. A box centering and positioning mechanism according to claim 1, characterized in that a cross bar is fixedly installed on the side where the two clamping plates (11) are close to each other, and the two cross bars are slidably connected in the shell (1).

6. A box centering and positioning mechanism according to claim 1, wherein the inner side of the fixed plate (12) is provided with a plurality of connecting slots, and the connecting rods (13) are slidably connected with the fixed plate (12) through the corresponding connecting slots.