CN114453933A

CN114453933A - Ball screw transmission installation positioning structure

Info

Publication number: CN114453933A
Application number: CN202210134524.4A
Authority: CN
Inventors: 林玲; 饶鸿钧; 林敏�
Original assignee: Zhunbin Technology Shenzhen Co ltd
Current assignee: Zhunbin Technology Shenzhen Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-05-10

Abstract

The invention discloses a ball screw transmission installation positioning structure which comprises an installation plate, wherein a fixed block is fixedly welded on the left side of the front end of the installation plate, a first clamping mechanism is connected to the front part of the left end of the fixed block in an inserting mode, a limiting groove is formed in the right side of the front end of the installation plate, a transverse adjusting mechanism is connected in the limiting groove in a sliding mode, a second clamping mechanism is connected to the front part of the right end of the transverse adjusting mechanism in an inserting mode, the second clamping mechanism and the first clamping mechanism are located on the same plane, a first fixed plate is fixedly welded on the left side and the right side of the front end of the installation plate, and a transmission mechanism is movably installed between the two first fixed plates. The ball screw transmission mounting and positioning structure can clamp and fix shaft-shaped parts with different lengths and different diameters, is simple in structure, stable in transmission, capable of realizing self-locking, accurate in adjustment and high in universality, can realize processing of different positions of the whole outer surface of the shaft-shaped part by one-time clamping, and is low in labor intensity, convenient to process and high in processing efficiency.

Description

Ball screw transmission installation positioning structure

Technical Field

The invention relates to the technical field of machining, in particular to a ball screw transmission installation positioning structure.

Background

Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. The machining mode can be divided into cutting machining and pressure machining, and in any machining mode, a workpiece needs to be fixed firstly and then machined.

The shaft-shaped part is machined in the existing machining process, only one end of the shaft-shaped part is fixed, then the shaft-shaped part is machined, drilled, polished and the like, the other end of the shaft-shaped part is suspended, the stability is poor, the shaft-shaped part is easy to shake, the machining precision is influenced, the outer surface machining of the whole shaft-shaped part can be completed by repeatedly clamping, the operation is complex, the labor intensity is high, and the machining efficiency is low. Therefore, a ball screw transmission installation positioning structure is provided.

Disclosure of Invention

The invention mainly aims to provide a ball screw transmission installation positioning structure which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a ball screw transmission mounting and positioning structure comprises a mounting plate, wherein a fixed block is fixedly welded on the left side of the front end of the mounting plate, the front part of the left end of the fixed block is connected with a first clamping mechanism in an inserting way, the right side of the front end of the mounting plate is provided with a limit groove, a transverse adjusting mechanism is connected in the limiting groove in a sliding manner, a second clamping mechanism is connected in the front part of the right end of the transverse adjusting mechanism in an inserting manner, the second clamping mechanism and the first clamping mechanism are positioned on the same plane, the left side and the right side of the front end of the mounting plate are fixedly welded with the first fixing plate, and two first fixing plates are both positioned below the fixing block and the transverse adjusting mechanism, a transmission mechanism is movably arranged between the two first fixing plates, a second fixing plate is fixedly welded on the left side of the front end of the mounting plate, and the upper part of the transmission mechanism is fixedly mounted with the second fixing plate;

the transverse adjusting mechanism comprises a positive and negative motor, the positive and negative motor is fixedly installed at the right end of the mounting plate, an adjusting screw is fixedly installed at the output end of the positive and negative motor, the left end of the adjusting screw penetrates through the right end of the mounting plate and is movably installed with the left groove wall of the limiting groove through a bearing, a limiting block is connected to the adjusting screw in a threaded mode, and a moving block is fixedly welded at the front end of the limiting block.

As a further improvement of the scheme, the structure of the limit block is matched with that of the limit groove, the limit block is connected in the limit groove in a sliding mode, the moving block is located at the front end of the mounting plate, and the structure of the moving block is the same as that of the fixed block.

As a further improvement of the above scheme, drive mechanism includes No. three positive and negative motors and integral key shaft, No. three positive and negative motors fixed mounting is in the upper end of No. two fixed plates, No. three positive and negative motors's output fixed mounting has the bull stick, the lower extreme of bull stick runs through No. two fixed plates and fixed mounting has drive bevel gear, the integral key shaft all through bearing and a fixed plate movable mounting of the left and right sides about both ends, the left side fixed mounting of integral key shaft has drive bevel gear.

As a further improvement of the scheme, the transmission bevel gear and the driving bevel gear are perpendicular to each other and meshed with each other to be in transmission connection with the driving bevel gear.

As a further improvement of the above scheme, the second clamping mechanism includes a supporting rod, a driven wheel is fixedly mounted at one end of the supporting rod, a supporting plate is fixedly mounted at one end of the supporting rod, which is far away from the driven wheel, and penetrates through a moving block, a movable groove is formed at the left end of the supporting plate, a clamping assembly is slidably connected in the movable groove, a conveying belt is in transmission connection with the outer surface of the driven wheel, and a driving wheel is sleeved at the lower part of the conveying belt.

As a further improvement of the scheme, the middle part of the driving wheel is provided with a spline groove which is penetrated left and right, the structure of the spline groove is matched with that of the spline shaft, and the driving wheel is sleeved on the spline shaft through the spline groove and is in sliding connection with the spline shaft.

As a further improvement of the above scheme, the centre gripping subassembly includes positive and negative motor No. two, positive and negative motor fixed mounting is in the upper end of backup pad No. two, the output fixed mounting of positive and negative motor No. two has two-way screw rod, the lower extreme of two-way screw rod runs through the upper end of backup pad and through the lower cell wall movable mounting of bearing and activity groove, threaded connection has two sliders, two on the two-way screw rod the equal fixed welding in left end of slider has the grip block.

As a further improvement of the scheme, the threads on the upper side and the lower side of the outer surface of the bidirectional screw are of a reverse structure, and the two sliding blocks are respectively in threaded connection with the upper part and the lower part of the bidirectional screw.

As a further improvement of the scheme, the structure of the sliding block is matched with that of the movable groove, and the opposite ends of the two clamping blocks, which are connected in the movable groove in a sliding mode, are both arc-shaped structures.

As a further improvement of the scheme, the structure of the first clamping mechanism is the same as that of the second clamping mechanism and is arranged in a bilateral symmetry mode, and the connection mode of the first clamping mechanism and the fixed block is the same as that of the second clamping mechanism and the moving block.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the limiting block slides in the limiting groove through the threaded connection of the adjusting screw and the limiting block, so that the moving block moves leftwards and rightwards, and the distance between the first clamping mechanism and the second clamping mechanism can be adjusted through adjusting the distance between the moving block and the fixing block, so that shaft-shaped parts with different lengths can be conveniently clamped and positioned.

2. According to the invention, the two sliding blocks are connected with the bidirectional screw in a threaded manner to enable the two sliding blocks to slide in opposite directions in the movable groove, the two clamping blocks are matched with each other to clamp and fix two ends of the shaft-shaped part, the clamping and fixing are firm and stable, the two clamping blocks are matched with each other to clamp and fix the shaft-shaped parts with different diameters, and the universality is strong.

3. According to the invention, the distance between the first clamping mechanism and the second clamping mechanism and the distance between the two clamping blocks are adjusted through threaded transmission, so that the device is simple in structure, stable in transmission, low in noise, stable and reliable, and accurate in adjustment, and can realize self-locking.

4. According to the invention, the driving wheel is driven to rotate by the spline shaft, and the driven wheel is driven to rotate by the driving wheel through the conveying belt, so that the supporting rod drives the movable groove to rotate, the rotation of the shaft-shaped part is realized, the processing of different positions of the whole outer surface of the shaft-shaped part can be realized by one-time clamping, the repeated clamping operation is avoided, the labor intensity is low, the processing is convenient, and the processing efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a ball screw transmission mounting and positioning structure according to the present invention;

FIG. 2 is a schematic view of a ball screw transmission positioning structure according to the present invention;

FIG. 3 is a schematic view of the connection between the first clamping mechanism and the second clamping mechanism of the ball screw transmission mounting and positioning structure of the invention and the spline shaft;

FIG. 4 is a schematic structural view of a second clamping mechanism of the ball screw transmission mounting and positioning structure of the present invention;

FIG. 5 is a schematic structural diagram of a driving wheel of the ball screw transmission mounting and positioning structure according to the present invention;

FIG. 6 is a schematic structural diagram of a transmission mechanism of the ball screw transmission mounting and positioning structure according to the present invention;

FIG. 7 is a schematic structural view of a lateral adjustment mechanism of a ball screw transmission mounting and positioning structure according to the present invention;

fig. 8 is a schematic structural diagram of a clamping assembly of the ball screw transmission mounting and positioning structure of the present invention.

In the figure: 1. mounting a plate; 2. a fixed block; 3. a first clamping mechanism; 4. a limiting groove; 5. a lateral adjustment mechanism; 6. a second clamping mechanism; 7. a first fixing plate; 8. a transmission mechanism; 9. a second fixing plate; 51. a first positive and negative motor; 52. adjusting the screw rod; 53. a limiting block; 54. a moving block; 61. a support bar; 62. a driven wheel; 63. a support plate; 64. a movable groove; 65. a clamping assembly; 66. a driving wheel; 67. a conveyor belt; 651. a second positive and negative motor; 652. a bidirectional screw; 653. a slider; 654. a clamping block; 661. a spline groove; 81. a third positive and negative motor; 82. a rotating rod; 83. a drive bevel gear; 84. a spline shaft; 85. the bevel gear is driven.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical scheme of the invention is further explained by combining the attached drawings.

Examples

A ball screw transmission installation positioning structure is shown in figure 1-2 and comprises an installation plate 1, wherein a fixed block 2 is fixedly welded on the left side of the front end of the installation plate 1, a first clamping mechanism 3 is connected with the front part of the left end of the fixed block 2 in an inserting manner, a limiting groove 4 is formed on the right side of the front end of the installation plate 1, a transverse adjusting mechanism 5 is connected with the limiting groove 4 in a sliding manner, a second clamping mechanism 6 is connected with the front part of the right end of the transverse adjusting mechanism 5 in an inserting manner, the second clamping mechanism 6 and the first clamping mechanism 3 are positioned on the same plane, a first fixed plate 7 is fixedly welded on the left side and the right side of the front end of the installation plate 1, and two fixed plates 7 are all located the below of fixed block 2 and horizontal adjustment mechanism 5, and common movable mounting has drive mechanism 8 between two fixed plates 7, and the fixed welding in front end left side of mounting panel 1 has No. two fixed plates 9, and the upper portion and No. two fixed plates 9 fixed mounting of drive mechanism 8.

As shown in fig. 3-6, the transmission mechanism 8 includes a third forward and reverse motor 81 and a spline shaft 84, the third forward and reverse motor 81 is fixedly installed at the upper end of the second fixing plate 9, the output end of the third forward and reverse motor 81 is fixedly installed with a rotating rod 82, the lower end of the rotating rod 82 penetrates through the second fixing plate 9 and is fixedly installed with a driving bevel gear 83, the left and right ends of the spline shaft 84 are movably installed with the first fixing plate 7 at the left and right sides through bearings, and the left side of the spline shaft 84 is fixedly installed with a driving bevel gear 85; the transmission bevel gear 85 and the driving bevel gear 83 are mutually vertical and meshed to connect the transmission bevel gear 85 and the driving bevel gear 83 in a transmission way; the second clamping mechanism 6 comprises a supporting rod 61, a driven wheel 62 is fixedly mounted at one end of the supporting rod 61, a supporting plate 63 is fixedly mounted at one end, far away from the driven wheel 62, of the supporting rod 61 and penetrates through the moving block 54, a movable groove 64 is formed in the left end of the supporting plate 63, a clamping assembly 65 is connected in the movable groove 64 in a sliding mode, a conveying belt 67 is connected to the outer surface of the driven wheel 62 in a transmission mode, and a driving wheel 66 is sleeved at the lower portion of the conveying belt 67; the middle part of the driving wheel 66 is provided with a spline groove 661 which penetrates left and right, the structure of the spline groove 661 is matched with that of the spline shaft 84, and the driving wheel 66 is sleeved on the spline shaft 84 through the spline groove 661 and is in sliding connection with the spline shaft 84; the spline shaft 84 is driven to rotate by meshing the driving bevel gear 83 with the driving bevel gear 85, the driving wheel 66 is driven to rotate by the spline shaft 84, the driving wheel 66 is driven to rotate by the driving belt 67, so that the supporting rod 61 drives the movable groove 64 to rotate, the rotation of the shaft-shaped part is realized, different positions of the whole outer surface of the shaft-shaped part can be processed by one-time clamping, repeated clamping operation is avoided, the labor intensity is low, the processing is convenient, and the processing efficiency is improved.

As shown in fig. 7, the transverse adjusting mechanism 5 includes a first positive and negative motor 51, the first positive and negative motor 51 is fixedly installed at the right end of the mounting plate 1, an adjusting screw 52 is fixedly installed at the output end of the first positive and negative motor 51, the left end of the adjusting screw 52 penetrates through the right end of the mounting plate 1 and is movably installed with the left groove wall of the limiting groove 4 through a bearing, a limiting block 53 is connected to the adjusting screw 52 through a thread, and a moving block 54 is fixedly welded at the front end of the limiting block 53; the structure of the limiting block 53 is matched with that of the limiting groove 4, the limiting block 53 is connected in the limiting groove 4 in a sliding mode, the moving block 54 is located at the front end of the mounting plate 1, and the structure of the moving block 54 is the same as that of the fixing block 2; the first positive and negative motor 51 drives the adjusting screw 52 to rotate, the limiting block 53 is connected with the limiting block 53 in a threaded mode through the adjusting screw 52 and slides in the limiting groove 4, the moving block 54 is made to move left and right, the distance between the first clamping mechanism 3 and the second clamping mechanism 6 can be adjusted through adjusting the distance between the moving block 54 and the fixing block 2, and therefore shaft-shaped parts of different lengths can be conveniently clamped and positioned.

As shown in fig. 8, the clamping assembly 65 includes a second forward and reverse motor 651, the second forward and reverse motor 651 is fixedly mounted at the upper end of the supporting plate 63, a bidirectional screw 652 is fixedly mounted at the output end of the second forward and reverse motor 651, the lower end of the bidirectional screw 652 penetrates through the upper end of the supporting plate 63 and is movably mounted with the lower groove wall of the movable groove 64 through a bearing, two sliders 653 are connected to the bidirectional screw 652 through threads, and clamping blocks 654 are fixedly welded at the left ends of the two sliders 653; the threads on the upper and lower sides of the outer surface of the bidirectional screw 652 are of a reverse structure, and the two sliders 653 are respectively in threaded connection with the upper and lower parts of the bidirectional screw 652; the structure of the sliding block 653 is matched with that of the movable groove 64, and the opposite ends of the two clamping blocks 654 connected in the movable groove 64 in a sliding manner by the sliding block 653 are both arc-shaped structures; the structure of the first clamping mechanism 3 is the same as that of the second clamping mechanism 6, and the first clamping mechanism 3 and the second clamping mechanism 6 are arranged in a bilateral symmetry manner, and the connection mode of the first clamping mechanism 3 and the fixed block 2 is the same as that of the second clamping mechanism 6 and the moving block 54; through two sliders 653 and two-way screw 652 threaded connection make two sliders 653 slide in the activity groove 64 in the opposite direction, can carry out the centre gripping to the both ends of shaft-like part fixedly through two grip blocks 654 mutually supporting, the centre gripping is fixed firm stably, and can carry out the centre gripping fixedly to the shaft-like part of different diameters through two grip blocks 654 mutually supporting, and the commonality is strong.

In the specific use process of the embodiment, the first positive and negative motor 51 is firstly opened, the first positive and negative motor 51 drives the adjusting screw 52 to rotate, the adjusting screw 52 is in threaded connection with the limiting block 53 to enable the limiting block 53 to slide in the limiting groove 4, so that the moving block 54 moves left and right, the distance between the first clamping mechanism 3 and the second clamping mechanism 6 can be adjusted by adjusting the distance between the moving block 54 and the fixed block 2, so that shaft-shaped parts with different lengths can be conveniently clamped and positioned, then the second positive and negative motor 651 is opened, the two-way screw 652 is driven to rotate by the second positive and negative motor 651, the two sliders 653 are in threaded connection with the two-way screw 652 to enable the two sliders 653 to slide in the opposite directions in the movable groove 64, the two ends of the shaft-shaped parts can be clamped and fixed by the mutual matching of the two clamping blocks 654, the clamping and fixing are firm and stable, the distance between the first clamping mechanism 3 and the second clamping mechanism 6 and the distance between the two clamping blocks 654 are adjusted through thread transmission, the structure is simple, the transmission is stable, the noise is low, self-locking, stability and reliability are realized, the adjustment is accurate, in the processing process, the third positive and negative motor 81 is turned on, the rotating rod 82 is driven by the third positive and negative motor 81 to drive the driving bevel gear 83 to rotate, the spline shaft 84 is driven to rotate by the meshing of the driving bevel gear 83 and the driving bevel gear 85, the driving wheel 66 is driven to rotate by the spline shaft 84, the driving wheel 66 drives the driven wheel 62 to rotate by the conveyor belt 67, so that the supporting rod 61 drives the movable groove 64 to rotate, the rotation of the shaft-shaped part is realized, and different positions of the whole outer surface of the shaft-shaped part can be processed through one-time clamping, avoid the clamping operation repeatedly, intensity of labour is little, and convenient processing improves machining efficiency.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a ball screw transmission installation location structure, includes mounting panel (1), its characterized in that: the fixed welding in the front end left side of mounting panel (1) has fixed block (2), the left end front portion of fixed block (2) alternates and is connected with fixture (3) No. one, spacing groove (4) have been opened on the front end right side of mounting panel (1), sliding connection has horizontal adjustment mechanism (5) in spacing groove (4), the right-hand member front portion of horizontal adjustment mechanism (5) alternates and is connected with fixture (6) No. two, fixture (6) No. two and fixture (3) are located the coplanar, the front end left and right sides of mounting panel (1) all fixed welding has fixed plate (7) No. one, and two fixed plate (7) all are located the below of fixed block (2) and horizontal adjustment mechanism (5), two movable mounting has drive mechanism (8) jointly between fixed plate (7), the fixed welding in the front end left side of mounting panel (1) has fixed plate (9) No. two, the upper part of the transmission mechanism (8) is fixedly arranged with a second fixing plate (9);

horizontal adjustment mechanism (5) include positive and negative motor (51), positive and negative motor (51) fixed mounting is at the right-hand member of mounting panel (1), the output fixed mounting of positive and negative motor (51) has adjusting screw (52), the left end of adjusting screw (52) runs through the right-hand member of mounting panel (1) and through the left cell wall movable mounting of bearing with spacing groove (4), threaded connection has stopper (53) on adjusting screw (52), the front end fixed welding of stopper (53) has movable block (54).

2. The ball screw transmission mounting and positioning structure according to claim 1, wherein: the structure of the limiting block (53) is matched with that of the limiting groove (4), the limiting block (53) is connected in the limiting groove (4) in a sliding mode, the moving block (54) is located at the front end of the mounting plate (1), and the structure of the moving block (54) is the same as that of the fixing block (2).

3. The ball screw transmission mounting and positioning structure according to claim 1, wherein: drive mechanism (8) are including No. three positive and negative motors (81) and integral key shaft (84), No. three positive and negative motors (81) fixed mounting is in the upper end of No. two fixed plates (9), the output fixed mounting of No. three positive and negative motors (81) has bull stick (82), the lower extreme of bull stick (82) runs through No. two fixed plates (9) and fixed mounting has drive bevel gear (83), fixed plate (7) movable mounting of both ends all through bearing and left and right sides about integral key shaft (84), the left side fixed mounting of integral key shaft (84) has drive bevel gear (85).

4. The ball screw transmission mounting and positioning structure according to claim 3, wherein: the transmission bevel gear (85) and the driving bevel gear (83) are perpendicular to each other and meshed with each other to connect the transmission bevel gear (85) and the driving bevel gear (83) in a transmission manner.

5. The ball screw transmission mounting and positioning structure according to claim 1, wherein: the second clamping mechanism (6) comprises a supporting rod (61), a driven wheel (62) is fixedly mounted at one end of the supporting rod (61), a supporting plate (63) is fixedly mounted at one end, far away from the driven wheel (62), of the supporting rod (61) and penetrates through a moving block (54), a movable groove (64) is formed in the left end of the supporting plate (63), a clamping assembly (65) is connected in the movable groove (64) in a sliding mode, a conveying belt (67) is connected to the outer surface of the driven wheel (62) in a transmission mode, and a driving wheel (66) is sleeved on the lower portion of the conveying belt (67).

6. The ball screw transmission mounting and positioning structure according to claim 5, wherein: spline grooves (661) penetrating left and right are formed in the middle of the driving wheel (66), the structure of each spline groove (661) is matched with the structure of the spline shaft (84), and the driving wheel (66) is sleeved on the spline shaft (84) through the spline grooves (661) and is in sliding connection with the spline shaft (84).

7. The ball screw transmission mounting and positioning structure according to claim 5, wherein: centre gripping subassembly (65) are including No. two positive and negative motors (651), No. two positive and negative motors (651) fixed mounting is in the upper end of backup pad (63), the output fixed mounting of No. two positive and negative motors (651) has two-way screw rod (652), the lower extreme of two-way screw rod (652) runs through the upper end of backup pad (63) and through the lower cell wall movable mounting of bearing and activity groove (64), threaded connection has two slider (653) on two-way screw rod (652), two the left end of slider (653) all fixed welding have clamping block (654).

8. The ball screw transmission mounting and positioning structure according to claim 7, wherein: the threads on the upper side and the lower side of the outer surface of the bidirectional screw rod (652) are of a reverse structure, and the two sliding blocks (653) are respectively in threaded connection with the upper part and the lower part of the bidirectional screw rod (652).

9. The ball screw transmission mounting and positioning structure according to claim 7, wherein: the structure of the sliding block (653) is matched with that of the movable groove (64), and the opposite ends of the two clamping blocks (654) which are connected with the sliding block (653) in the movable groove (64) in a sliding way are both arc-shaped structures.

10. The ball screw transmission mounting and positioning structure according to claim 1, wherein: the structure of the first clamping mechanism (3) is the same as that of the second clamping mechanism (6), the first clamping mechanism and the second clamping mechanism are arranged in a bilateral symmetry mode, and the connection mode of the first clamping mechanism (3) and the fixed block (2) is the same as that of the second clamping mechanism (6) and the moving block (54).