CN214816794U

CN214816794U - Novel machine barrel positioning mechanism

Info

Publication number: CN214816794U
Application number: CN202120055588.6U
Authority: CN
Inventors: 董强; 祝新荣; 丁超
Original assignee: Hangzhou Dc Energy Equipment Co ltd
Current assignee: Hangzhou Dc Energy Equipment Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-11-23
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses an overcome among the prior art technical problem that the unable realization of barrel fixture is to the radial stable centre gripping of barrel, provide a novel barrel positioning mechanism, including the locating plate, be equipped with the driving piece on the locating plate, the one end of driving piece is connected with the mounting panel, is equipped with the guiding axle between mounting panel and the locating plate, and the one end that the driving piece was kept away from to the mounting panel is equipped with the clamping subassembly, and the clamping subassembly includes die clamping cylinder, location splint and spacing roller train, and the figure of location splint is two and links to each other with die clamping cylinder, and the terminal surface that two location splint are relative is installed to spacing roller train. The device can perform stretching and retracting actions to realize position shifting of the machine barrel, and can keep the position of the machine barrel reliable and stable.

Description

Novel machine barrel positioning mechanism

Technical Field

The utility model relates to a motor assembly technical field especially relates to a novel barrel positioning mechanism.

Background

For the assembly efficiency of promotion motor, avoid the assembly error that artifical manual assembly leads to, domestic motor assembly is transiting to automatic assembly. In the automated assembly process, each component needs to have good positioning to improve assembly accuracy. For the automatic assembly of the motor, the position of the cylinder needs to be kept reliable and stable during assembly, and the extending and retracting actions are needed to realize the position transfer of the cylinder.

Chinese patent application No. CN202010354538.8 discloses a clamp structure for a motor barrel, comprising: the upper end of the base is provided with a positioning column, a positioning expansion block and a locking oil cylinder are arranged in the positioning column, the locking oil cylinder is positioned below the positioning expansion block, and a positioning through hole is formed in the positioning expansion block; the lower end face of the clamping assembly is provided with a pressing stud, the clamping assembly is provided with a locking pull rod, a positioning support block is sleeved on the locking pull rod, the locking pull rod movably penetrates through the positioning through hole and is connected with the locking oil cylinder, and the positioning support block is positioned in the positioning through hole; when the locking pull rod is locked by the locking oil cylinder, the positioning expansion block can be expanded by the positioning support block, and the locking stud is tightly abutted to the end face of the workpiece.

The clamping and positioning are realized through axial limiting of the machine barrel, the problem is that in the motor assembling process, the machine barrel needs to be radially clamped instead of axially clamped so as to realize assembling operation of the machine barrel in subsequent processes, and based on the clamping and positioning mechanism, the machine barrel can be radially and stably clamped.

Disclosure of Invention

The utility model discloses an overcome among the prior art technical problem that the unable realization of barrel fixture is to the radial stable centre gripping of barrel, provide a novel barrel positioning mechanism, can stretch out, withdraw the action in order to realize the position migration to the barrel, can keep the reliable stability in barrel position simultaneously.

In order to achieve the above purpose, the present invention adopts the following technical solution.

The utility model provides a novel barrel positioning mechanism, includes the locating plate, is equipped with the driving piece on the locating plate, and the one end of driving piece is connected with the mounting panel, is equipped with the guiding axle between mounting panel and the locating plate, and the one end that the driving piece was kept away from to the mounting panel is equipped with the clamping subassembly, and the clamping subassembly includes die clamping cylinder, location splint and spacing roller train, and the figure of location splint is two and links to each other with die clamping cylinder, and the terminal surface that two location splint are relative is installed to spacing roller train.

The application provides a machine barrel positioning mechanism, which is assisted in the motor assembling process, a clamping assembly on a mounting plate is used for stably and reliably clamping a machine barrel, a driving piece on a positioning plate realizes the change of the distance between the mounting plate and the positioning plate, and further realizes the position transfer of the machine barrel through the extending and retracting actions; the die clamping cylinder can drive two locating splint move in opposite directions or back to back, and when two locating splint moved in opposite directions, spacing roller train and the global contact of barrel realized the stable centre gripping to the barrel, and when two locating splint moved in opposite directions, spacing roller train and the global separation of barrel accomplished the unloading action. The device can perform stretching and retracting actions to realize position shifting of the machine barrel, and can keep the position of the machine barrel reliable and stable.

As preferred, the location splint include first location splint and second location splint, and die clamping cylinder can drive first location splint and second location splint and draw close or separate, and spacing roller train includes first spacing roller train and the spacing roller train of second, and first spacing roller train links to each other with first location splint, and the spacing roller train of second links to each other with second location splint. The technical scheme limits the arrangement mode of the limiting roller sets, each positioning clamping plate is provided with one limiting roller set, and the positions of the first limiting roller set and the second limiting roller set correspond to each other, so that symmetrical clamping is realized when the machine barrel is positioned, and the stability of positioning the machine barrel is improved.

As preferred, the cross-section of location splint is the U type, and location splint includes the bottom plate and along two limiting plates of bottom plate width direction interval arrangement, and the limiting plate is arranged at the bottom plate homonymy with spacing roller train, and spacing roller train includes two roller trains along bottom plate length direction interval arrangement. Spacing roller train on every location splint all includes two roller trains of interval arrangement, when realizing the reliable positioning to the barrel, the barrel is located between two roller trains, minimum distance between first spacing roller train and the spacing roller train of second is less than the external diameter of barrel this moment, realize the reliable location to the barrel through frictional force between roller train and the barrel global and the spacing realization of roller train to the barrel promptly, compare the traditional mechanism that only realizes the barrel spacing through frictional force, the pressure that the roller train was applyed on the barrel wall is less in this application, so can effectively avoid the barrel to take place radial deformation and influence subsequent assembly operation.

Preferably, the roller group includes gyro wheel and gyro wheel spacer, and the figure of gyro wheel is two and is located gyro wheel spacer both ends respectively, and the direction of arranging of gyro wheel spacer is unanimous with the width direction of bottom plate, and the gyro wheel includes outer sleeve, inner skleeve, ball and central axis, and the one end of central axis links to each other with the gyro wheel spacer, and the other end of central axis passes through the connecting axle and links to each other with the limiting plate. Roller train is the columnar structure of non-integral type in this application, but constitutes by the gyro wheel cooperation of two interval arrangements, when carrying out the centre gripping location of barrel, and every gyro wheel all can carry out the appearance degree adjustment alone to the global design of adaptation barrel.

Preferably, the inner wall surface of the outer sleeve is provided with an annular groove for mounting the inner sleeve, the balls are positioned between the inner sleeve and the central shaft, and the balls comprise a first row of balls and a second row of balls which are arranged at intervals along the axial direction of the central shaft. The structure of the roller is limited by the technical scheme.

As preferred, be equipped with the spacing hole that is used for wearing to establish the guiding axle on the locating plate, the figure in spacing hole is four and is the rectangle distribution, and spacing hole link up along the thickness direction of locating plate, and the guiding axle includes first guiding axle and second guiding axle, and the one end that the mounting panel was kept away from to first guiding axle is equipped with the stopper, and the stopper is located the locating plate and keeps away from one side of mounting panel. Two first guiding axles are arranged on the diagonal line of the rectangle formed by four limiting holes, the second guiding axle and the first guiding axles are arranged in a crossed mode, the guiding axles are used for improving the moving stability of the mounting plate, the guiding axles are separated from the positioning plate for avoiding the overlarge moving distance of the mounting plate, the limiting blocks are arranged at one ends of the first guiding axles, the limiting of the guiding axles is achieved when the end portions of the limiting blocks are abutted to the positioning plate, and the mounting plate and the positioning plate are distributed at the maximum distance.

Preferably, the limiting block is cylindrical, the diameter of the limiting block is larger than the aperture of the mounting hole, the number of the first guide shafts is two and the first guide shafts are distributed diagonally, and the number of the second guide shafts is two and the second guide shafts are distributed diagonally.

Preferably, the driving member is a cylinder.

Preferably, the end face of the positioning plate, which is far away from the mounting plate, is provided with an elastic nut block.

To sum up, the utility model discloses following beneficial effect has: (1) the device can extend and retract to realize the position transfer of the machine barrel, and can keep the position of the machine barrel reliable and stable; (2) the first limiting roller set and the second limiting roller set correspond in position, so that the machine barrel is symmetrically clamped when being positioned, and the positioning stability of the machine barrel is improved; (3) the pressure applied to the wall surface of the machine barrel by the roller group is small, so that the influence on subsequent assembly operation caused by radial deformation of the machine barrel can be effectively avoided.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is an isometric view of the present invention.

Fig. 3 is another isometric view of the present invention.

Fig. 4 is a sectional view taken along a-a in fig. 1.

In the figure:

the positioning plate 1, the driving part 2, the mounting plate 3, the guide shaft 4, the first guide shaft 41, the second guide shaft 42, the clamping cylinder 5, the positioning clamp plate 6, the first positioning clamp plate 601, the second positioning clamp plate 602, the limiting roller set 7, the roller set 8, the roller 81, the outer sleeve 811, the inner sleeve 812, the ball 813, the central shaft 814, the roller spacer 82, the limiting hole 9, the limiting block 10 and the elastic nut block 11.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1 to 4, a novel machine barrel positioning mechanism comprises a positioning plate 1, a driving part 2 is arranged on the positioning plate, one end of the driving part is connected with a mounting plate 3, a guide shaft 4 is arranged between the mounting plate and the positioning plate, a clamping assembly is arranged at one end of the mounting plate, which is far away from the driving part, the clamping assembly comprises a clamping cylinder 5, two positioning clamping plates 6 and a limiting roller set 7, the number of the positioning clamping plates is two, the two positioning clamping plates are connected with the clamping cylinder, and the limiting roller set is arranged on the opposite end surfaces of the two positioning clamping plates; the positioning clamp plate comprises a first positioning clamp plate 601 and a second positioning clamp plate 602, the clamping cylinder can drive the first positioning clamp plate and the second positioning clamp plate to be close to or separated from each other, the limiting roller set comprises a first limiting roller set and a second limiting roller set, the first limiting roller set is connected with the first positioning clamp plate, and the second limiting roller set is connected with the second positioning clamp plate; the cross section of the positioning clamp plate is U-shaped, the positioning clamp plate comprises a bottom plate and two limiting plates arranged at intervals along the width direction of the bottom plate, the limiting plates and the limiting roller groups are arranged on the same side of the bottom plate, and the limiting roller groups comprise two roller groups 8 arranged at intervals along the length direction of the bottom plate; the roller group comprises two rollers 81 and two roller spacers 82, the rollers are respectively positioned at two ends of the roller spacers, the arrangement direction of the roller spacers is consistent with the width direction of the bottom plate, each roller comprises an outer sleeve 811, an inner sleeve 812, a ball 813 and a central shaft 814, one end of the central shaft is connected with the roller spacers, and the other end of the central shaft is connected with the limiting plate through a connecting shaft; the inner wall surface of the outer sleeve is provided with an annular groove for mounting the inner sleeve, the balls are positioned between the inner sleeve and the central shaft, and the balls comprise a first row of balls and a second row of balls which are arranged at intervals along the axial direction of the central shaft; the positioning plate is provided with four limiting holes 9 for penetrating guide shafts, the limiting holes are distributed in a rectangular shape, the limiting holes are communicated along the thickness direction of the positioning plate, each guide shaft comprises a first guide shaft 41 and a second guide shaft 42, one end, far away from the mounting plate, of each first guide shaft is provided with a limiting block 10, and each limiting block is positioned on one side, far away from the mounting plate, of the positioning plate; the limiting block is cylindrical, the diameter of the limiting block is larger than the aperture of the mounting hole, the number of the first guide shafts is two and the first guide shafts are distributed diagonally, and the number of the second guide shafts is two and the second guide shafts are distributed diagonally; the driving piece is an air cylinder; and an elastic nut block 11 is arranged on the end surface of the positioning plate far away from the mounting plate.

As shown in figure 1, the positioning plate and the mounting plate are arranged in parallel at intervals from top to bottom, the area of the positioning plate is larger than that of the mounting plate, the positioning plate is provided with a driving piece, the driving piece is vertically arranged, the output end of the driving piece is connected with the mounting plate, the driving piece is connected with the center of the mounting plate, guide shafts are arranged between the positioning plate and the mounting plate, the number of the guide shafts is four, as can be seen in figure 2, the upper ends of the guide shafts penetrate out of limiting holes in the positioning plate, the four limiting holes are arranged in a rectangular shape, the guide shafts comprise a first guide shaft and a second guide shaft, the upper end of the first guide shaft is connected with a limiting block, the limiting block is cylindrical, when the first guide shaft moves downwards to the maximum distance, the limiting block is abutted against the positioning plate, the limiting block prevents the first guide shaft from continuously moving downwards to avoid the guide shafts from being separated from the positioning plate, and the two first guide shafts are arranged along one diagonal line of the rectangle formed by the limiting holes, two second guiding axles are arranged along another diagonal line of the rectangle formed by the limiting holes, effective control of the distance between the positioning plate and the mounting plate can be achieved through the two first guiding axles, and meanwhile the phenomenon of side tilting of the mounting plate is avoided. Be equipped with die clamping cylinder on the lower terminal surface of mounting panel, die clamping cylinder's output is connected with parallel interval arrangement's first locating splint and second locating splint, first locating splint and second locating splint can be in opposite directions or back of the body removal mutually under die clamping cylinder's drive, be equipped with first spacing roller train on the first locating splint, be equipped with the spacing roller train of second on the second locating splint, when first locating splint and second locating splint move in opposite directions, the reliable location to the barrel is realized in the cooperation of first spacing roller train and the spacing roller train of second, when first locating splint and second locating splint back of the body removal mutually, first spacing roller train and the spacing roller train of second are with the global separation of completion unloading action with the barrel.

Spacing roller train on every location splint all includes two roller trains of interval arrangement, when realizing the reliable positioning to the barrel, the barrel is located between two roller trains, minimum distance between first spacing roller train and the spacing roller train of second is less than the external diameter of barrel this moment, realize the reliable location to the barrel through frictional force between roller train and the barrel global and the spacing realization of roller train to the barrel promptly, compare the traditional mechanism that only realizes the barrel spacing through frictional force, the pressure that the roller train was applyed on the barrel wall is less in this application, so can effectively avoid the barrel to take place radial deformation and influence subsequent assembly operation.

Claims

1. The utility model provides a novel barrel positioning mechanism, a serial communication port, including the locating plate, be equipped with the driving piece on the locating plate, the one end of driving piece is connected with the mounting panel, is equipped with the guiding axle between mounting panel and the locating plate, and the one end that the driving piece was kept away from to the mounting panel is equipped with the clamping subassembly, and the clamping subassembly includes die clamping cylinder, location splint and spacing roller train, and the figure of location splint is two and links to each other with die clamping cylinder, and the terminal surface that two location splint are relative is installed to spacing roller train.

2. The novel barrel positioning mechanism of claim 1, wherein the positioning clamp plate comprises a first positioning clamp plate and a second positioning clamp plate, the clamping cylinder can drive the first positioning clamp plate and the second positioning clamp plate to move closer or away from each other, the limiting roller set comprises a first limiting roller set and a second limiting roller set, the first limiting roller set is connected with the first positioning clamp plate, and the second limiting roller set is connected with the second positioning clamp plate.

3. The novel barrel positioning mechanism of claim 1, wherein the cross-section of the positioning clamp is U-shaped, the positioning clamp comprises a bottom plate and two limiting plates spaced apart from each other in the width direction of the bottom plate, the limiting plates and the limiting roller sets are arranged on the same side of the bottom plate, and the limiting roller sets comprise two roller sets spaced apart from each other in the length direction of the bottom plate.

4. The novel barrel positioning mechanism as claimed in claim 3, wherein the roller set includes two rollers and two roller spacers, the rollers are respectively located at two ends of the roller spacers, the roller spacers are arranged in the same direction as the width direction of the base plate, the rollers include an outer sleeve, an inner sleeve, a ball and a central shaft, one end of the central shaft is connected with the roller spacers, and the other end of the central shaft is connected with the limiting plate through a connecting shaft.

5. The novel barrel positioning mechanism of claim 4, wherein the inner wall of the outer sleeve defines an annular groove for receiving the inner sleeve, the balls being disposed between the inner sleeve and the central shaft, the balls including a first row of balls and a second row of balls axially spaced along the central shaft.

6. The novel machine barrel positioning mechanism according to claim 1, wherein the positioning plate is provided with four limiting holes for penetrating the guide shafts, the limiting holes are distributed in a rectangular shape, the limiting holes are through along the thickness direction of the positioning plate, the guide shafts comprise a first guide shaft and a second guide shaft, one end of the first guide shaft, which is far away from the mounting plate, is provided with a limiting block, and the limiting block is located on one side of the positioning plate, which is far away from the mounting plate.

7. The novel barrel positioning mechanism of claim 6, wherein the limiting block is cylindrical, the diameter of the limiting block is larger than the diameter of the mounting hole, the number of the first guide shafts is two and is distributed diagonally, and the number of the second guide shafts is two and is distributed diagonally.

8. The novel barrel positioning mechanism of claim 1, 2 or 3, wherein the drive member is a pneumatic cylinder.

9. The novel machine barrel positioning mechanism according to claim 1, 2, 3 or 6, wherein an end face of the positioning plate away from the mounting plate is provided with an elastic nut block.