CN219151218U

CN219151218U - Mechanical part correcting device

Info

Publication number: CN219151218U
Application number: CN202223438481.3U
Authority: CN
Inventors: 关玉宝; 李旭东
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-06-09
Anticipated expiration: 2032-12-20

Abstract

The utility model relates to the technical field of part correction, in particular to a mechanical part correction device, which comprises: the hydraulic cylinder is arranged at the upper end of the workbench; the correcting mechanism is arranged between the workbench and the hydraulic cylinder; the correcting mechanism comprises a sliding table fixedly connected to the upper end of the workbench, a slide way is arranged in the sliding table, and the slide way penetrates to the outside of the sliding table; through setting up correction mechanism, can correct the curved tubular work piece of middle part under correction mechanism's effect, the device has reached to put the work piece tip of correcting between fixed grip block and slip grip block, prepares in two adjacent grip blocks to carry out the centre gripping to the work piece tip, starts the synchronous downward movement of pneumatic cylinder drive dynamic pressure straight subassembly to reduce work piece middle part bending angle, improve preliminary correction effect and make things convenient for follow-up accurate correction operation, and then correct the great bending of work piece middle part angle.

Description

Mechanical part correcting device

Technical Field

The utility model relates to the technical field of part correction, in particular to a mechanical part correction device.

Background

The mechanical parts are also called mechanical elements, are basic elements forming the machine, and are non-separable single pieces forming the machine and the machine; at present, in a shaft manufacturing processing factory, processing errors can occur in the processing process of cylindrical mechanical parts, so that the cylindrical parts are bent, the ends of part of workpieces are bent, cutting and welding can be carried out for repairing, the cut materials can be used as blanks of smaller materials, and the workpieces are difficult to initially correct when the middle parts of the workpieces are bent at a larger angle.

Therefore, a machine part correction device is proposed to solve the above-described problems.

Disclosure of Invention

The utility model aims to solve the problems and provide the cutting device convenient to clean, so that the problem that the workpiece is difficult to preliminarily correct when the middle part of the workpiece is bent at a large angle is solved.

The utility model achieves the above object by the following technical scheme, a machine part correction device, comprising: the hydraulic cylinder is arranged at the upper end of the workbench; the correcting mechanism is arranged between the workbench and the hydraulic cylinder; the correcting mechanism comprises a sliding table fixedly connected to the upper end of the workbench, a slide way is arranged in the sliding table, the slide way penetrates through the outer portion of the sliding table, a plurality of inner arc grooves are formed in the upper end of the sliding table, positioning components are slidably connected to the surface of the sliding table, a straightening component is arranged between the two positioning components, and the straightening component is arranged at the telescopic end of the hydraulic cylinder.

Preferably, the locating component includes sliding connection in the horizontal plate of sliding table upper end, the upper end fixedly connected with fixed grip block of horizontal plate, the lower extreme fixedly connected with slide rail of horizontal plate, slide rail sliding connection is in the inner wall of slide, the upper end sliding connection of horizontal plate has the slip grip block, and when sliding through the slip grip block that sets up, can fix a position according to the columnar work piece that needs to correct, wherein the lower extreme fixedly connected with of slip grip block two trapezoidal sliders, and two trapezoidal spouts rather than assorted are seted up to the upper end of horizontal plate, when needs are fixed a position the work piece, can be according to the diameter of work piece, fix a position work piece tip, and the horizontal plate all is connected with half arc slider, half arc slider and the assorted of interior arc groove can reduce interior arc inslot portion and appear impurity, ensure that the horizontal plate slides smoothly to reduce work piece middle part bending angle, improve preliminary correction effect and make things convenient for follow-up accurate correction operation, and then correct work piece middle part angle great bending.

Preferably, the straightening assembly comprises a fixed table fixedly connected with the telescopic end of the hydraulic cylinder, the lower end of the fixed table is fixedly connected with a fixed plate, the surface of the fixed table is slidably connected with a sliding plate, the sliding plate arranged on the surface of the fixed table can slide to position the bending part of the workpiece, and the fixed table can be driven to move downwards under the action of the hydraulic cylinder.

Preferably, one side of the sliding clamping plate, which is close to the fixed clamping plate, is fixedly connected with a first threaded shaft, the other end of the first threaded shaft penetrates through the fixed clamping plate and is in threaded connection with a first threaded sleeve, and the first threaded shaft can drive the sliding clamping plate to be close to the fixed clamping plate under the action of the threaded connection through the rotation of the first threaded sleeve, so that the workpiece is subjected to stable positioning effect.

Preferably, the spherical recess has been seted up to the lower extreme of horizontal plate, the inner wall of spherical recess is connected with the ball, ball transmission is connected in the inner wall of interior arc groove, when the material carries out correction processing operation, because upper end pressure is great, leads to the horizontal plate to slide unsmoothly, through the spherical recess that sets up, can reach when the horizontal plate receives external force influence when needing to remove, drive the ball of rotating the connection and remove, the ball will roll at the inner wall of interior arc groove this moment, reaches the effect of reduction horizontal plate and sliding table upper end friction, and the condition that drops can not take place for the ball of spherical recess inside in the course of the motion.

Preferably, the clamping seats are rotationally connected between the sliding clamping plate and the fixed clamping plate, the two clamping seats are distributed in a staggered mode, the surfaces of the end parts of the cylindrical workpiece can be clamped by the two clamping seats through the clamping seats distributed in a staggered mode, the workpiece is prevented from falling off in the machining process, meanwhile, when the workpiece is corrected, the end parts can change in angle, and smooth action of the workpiece can be guaranteed under the action of the clamping seats.

Preferably, one side of the sliding plate, which is close to the fixed plate, is fixedly connected with a second thread bush, the other end of the second thread bush penetrates through the fixed plate and is in threaded connection with a second thread shaft, a relatively stable limiting effect can be maintained through the second thread bush and the second thread shaft, wherein the opposite surfaces of the clamping seat and the second thread shaft can clamp two sides of the bending part of the workpiece according to use requirements, the number of the second thread bushes is three, the second thread bushes are distributed in an inverted-Y shape, the bending workpiece can be assisted by the second thread bush at the lowest end, and meanwhile, a round pipe or a rotating bush can be sleeved on the surface of the second thread bush, so that the workpiece and the clamping seat are prevented from being in hard contact for protecting the workpiece.

The beneficial effects of the utility model are as follows:

1. through setting up correction mechanism, can correct the curved tubular work piece of middle part under correction mechanism's effect, when the great bending of angle appears in the work piece middle part for traditional device, be difficult to carry out preliminary correction to the work piece, the device has reached to put the work piece tip of correcting between fixed grip block and slip grip block, prepare in two adjacent grip blocks and carry out the centre gripping to the work piece tip, it slides on the horizontal plate to rotate first thread bush through first screw shaft drive slip grip block, work through the pneumatic cylinder, work piece tip will extend to both ends and make the horizontal plate follow and remove, the ball rolls at inner arc groove inner wall, reduce the friction of horizontal plate and sliding table upper end, put the work piece curved part between fixed plate and sliding plate, rotate the second thread bush and drive the sliding plate through threaded connection, start pneumatic cylinder drive straightening subassembly synchronous decline, thereby reduce work piece middle part bending angle, improve preliminary correction effect and make things convenient for follow-up accurate correction operation, and correct the great bending of work piece middle part angle.

2. Through setting up the grip slipper, can carry out the centre gripping operation to the work piece surface under the effect of grip slipper, the device has reached the grip slipper through crisscross distribution, can make cylindric work piece tip surface, will be blocked by two grip slipper, prevents that the work piece from appearing the condition that drops in carrying out the course of working, and simultaneously when the work piece is rectified, the tip will take place the angle variation to can rotate under the effect of connecting in the grip slipper at the grip slipper, and then ensure the work piece smooth and easy action.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a partial exploded cross-sectional view of an inner arc chute of the present utility model;

FIG. 3 is a schematic diagram illustrating the connection of a sliding clamping plate and a clamping seat according to the present utility model;

fig. 4 is a schematic structural diagram of the straightening assembly according to the present utility model.

In the figure: 1. a work table; 2. a hydraulic cylinder; 3. a correction mechanism; 301. a sliding table; 302. a slideway; 303. an inner arc groove; 304. a positioning assembly; 3041. a horizontal plate; 3042. fixing the clamping plate; 3043. a slide rail; 3044. a sliding clamping plate; 3045. a clamping seat; 3046. a ball; 3047. a spherical groove; 3048. a first threaded sleeve; 3049. a first threaded shaft; 305. a straightening assembly; 3051. a fixed table; 3052. a fixing plate; 3053. a sliding plate; 3054. a second threaded sleeve; 3055. and a second threaded shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The specific implementation method comprises the following steps: as shown in fig. 1 to 4, a machine part correction device includes: the hydraulic cylinder 2 is arranged at the upper end of the workbench 1; the correcting mechanism 3 is arranged between the workbench 1 and the hydraulic cylinder 2; the correcting mechanism 3 comprises a sliding table 301 fixedly connected to the upper end of the workbench 1, a slide way 302 is arranged in the sliding table 301, the slide way 302 penetrates through the outside of the sliding table 301, a plurality of inner arc grooves 303 are formed in the upper end of the sliding table 301, a positioning assembly 304 is slidably connected to the surface of the sliding table 301, a straightening assembly 305 is arranged between the two positioning assemblies 304, and the straightening assembly 305 is arranged at the telescopic end of the hydraulic cylinder 2;

as shown in fig. 1, 2 and 3, the positioning assembly 304 comprises a horizontal plate 3041 slidingly connected to the upper end of a sliding table 301, a fixed clamping plate 3042 is fixedly connected to the upper end of the horizontal plate 3041, a sliding rail 3043 is fixedly connected to the lower end of the horizontal plate 3041, the sliding rail 3043 is slidingly connected to the inner wall of the sliding rail 302, the upper end of the horizontal plate 3041 is slidingly connected to a sliding clamping plate 3044, one side of the sliding clamping plate 3044 near the fixed clamping plate 3042 is fixedly connected with a first threaded shaft 3049, the other end of the first threaded shaft 3049 penetrates through the fixed clamping plate 3042 and is in threaded connection with a first threaded sleeve 3048, a spherical groove 3047 is formed in the lower end of the horizontal plate 3041, a spherical ball 3046 is connected to the inner wall of the inner arc groove 303 in a driving manner, clamping seats 3045 are rotatably connected between the sliding clamping plate 3045 and the fixed clamping plate 3042, the two clamping seats 3045 are distributed in a staggered manner, through the positioning assembly 304, the workpiece end to be corrected can be placed between the fixed clamping plate 3042 and the sliding clamping plate 3044, and simultaneously, two adjacent clamping seats 3045 are ready for clamping the workpiece end, at this time, the adjacent first threaded shaft 3049 can be driven to move by sequentially rotating the first threaded sleeve 3048, further, when the first threaded shaft 3049 moves, the sliding clamping plate 3044 is driven to slide at the upper end of the horizontal plate 3041, so that the two clamping seats 3045 are mutually close to each other for stably clamping the workpiece end, and in the correcting process, the workpiece bent part moves downwards by the operation of the hydraulic cylinder 2, at this time, the workpiece end can be extended towards both ends, and when the workpiece end extends, the horizontal plate 3041 can be driven to move in a following manner, when the horizontal plate 3041 moves, the ball 3046 can be driven to roll at the inner wall of the inner arc groove 303, the friction between the horizontal plate 3041 and the upper end of the sliding table 301 is reduced, and the smoothness of movement is ensured;

as shown in fig. 1 and fig. 4, the straightening component 305 includes a fixed table 3051 fixedly connected to the telescopic end of the hydraulic cylinder 2, the lower end of the fixed table 3051 is fixedly connected with a fixed plate 3052, the surface of the fixed table 3051 is slidably connected with a sliding plate 3053, one side of the sliding plate 3053, which is close to the fixed plate 3052, is fixedly connected with a second threaded sleeve 3054, the other end of the second threaded sleeve 3054 penetrates through the fixed plate 3052 and is in threaded connection with a second threaded shaft 3055, when the straightening component is ready, a workpiece bending part can be placed between the fixed plate 3052 and the sliding plate 3053, the second threaded shaft 3055 is rotated to drive the sliding plate 3053 through the threaded sleeve 3054, the distance between the sliding plate 3053 and the fixed plate 3052 can be slightly larger than the width of the bending part of a workpiece, due to the fact that the cylindrical workpiece is bent, the diameter of the bending part can be influenced by extrusion, the workpiece bending part can be adjusted in an operation according to actual conditions, a larger vertical deviation can not occur, after that the hydraulic cylinder 2 is started, the hydraulic cylinder can be moved downwards to move the end of the hydraulic cylinder 2 to move the straightening component to synchronously, the bending component can be straightened, the workpiece can be further, the precision can be improved, and the precision can be straightened, and the workpiece can be improved.

When the workpiece straightening mechanism is used, the end part of a workpiece to be straightened is placed between the fixed clamping plate 3042 and the sliding clamping plate 3044, meanwhile, two adjacent clamping seats 3045 are ready for clamping the end part of the workpiece, at the moment, the adjacent first threaded shaft 3049 is driven to move by sequentially rotating the first threaded sleeve 3048, so that the sliding clamping plate 3044 slides at the upper end of the horizontal plate 3041, the two clamping seats 3045 are mutually close, the end part of the workpiece extends towards two ends through the work of the hydraulic cylinder 2, the horizontal plate 3041 moves in a following manner, when the horizontal plate 3041 moves, the round ball 3046 can be driven to roll on the inner wall of the inner arc groove 303, friction between the horizontal plate 3041 and the upper end of the sliding table 301 is reduced, meanwhile, smoothness of movement is guaranteed, the bent part of the workpiece is placed between the fixed plate 3052 and the sliding plate 3053, the second threaded sleeve 3054 connected through threads is driven by rotating the second threaded shaft 3055 to move the sliding plate 3053, then the hydraulic cylinder 2 is started, the telescopic end of the hydraulic cylinder 2 is driven to move the middle part of the workpiece, the workpiece is driven to move synchronously, the middle part is straightened by the telescopic end of the hydraulic cylinder 2, the workpiece is driven to bend angle is lowered, the middle part is corrected conveniently, and the middle part is corrected accurately.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A machine part correction device, characterized by comprising:

the hydraulic device comprises a workbench (1) and a hydraulic cylinder (2), wherein the hydraulic cylinder (2) is arranged at the upper end of the workbench (1);

the correcting mechanism (3) is arranged between the workbench (1) and the hydraulic cylinder (2);

the correcting mechanism (3) comprises a sliding table (301) fixedly connected to the upper end of the workbench (1), a slide way (302) is arranged inside the sliding table (301), the slide way (302) penetrates through the outer portion of the sliding table (301), a plurality of inner arc grooves (303) are formed in the upper end of the sliding table (301), positioning assemblies (304) are slidably connected to the surface of the sliding table (301), straightening assemblies (305) are arranged between the two positioning assemblies (304), and the straightening assemblies (305) are mounted at the telescopic ends of the hydraulic cylinders (2).

2. A machine part correction device according to claim 1, characterized in that: the positioning assembly (304) comprises a horizontal plate (3041) which is connected to the upper end of the sliding table (301) in a sliding mode, a fixed clamping plate (3042) is fixedly connected to the upper end of the horizontal plate (3041), a sliding rail (3043) is fixedly connected to the lower end of the horizontal plate (3041), the sliding rail (3043) is connected to the inner wall of the sliding rail (302) in a sliding mode, and a sliding clamping plate (3044) is connected to the upper end of the horizontal plate (3041) in a sliding mode.

3. A machine part correction device according to claim 1, characterized in that: the straightening assembly (305) comprises a fixed table (3051) fixedly connected to the telescopic end of the hydraulic cylinder (2), a fixed plate (3052) is fixedly connected to the lower end of the fixed table (3051), and a sliding plate (3053) is slidingly connected to the surface of the fixed table (3051).

4. A machine part correction device according to claim 2, characterized in that: one side of the sliding clamping plate (3044) close to the fixed clamping plate (3042) is fixedly connected with a first threaded shaft (3049), and the other end of the first threaded shaft (3049) penetrates through the fixed clamping plate (3042) and is connected with a first threaded sleeve (3048) in a threaded mode.

5. A machine part correction device according to claim 2, characterized in that: the lower end of the horizontal plate (3041) is provided with a spherical groove (3047), the inner wall of the spherical groove (3047) is connected with a ball (3046), and the ball (3046) is connected to the inner wall of the inner arc groove (303) in a driving way.

6. A machine part correction device according to claim 2, characterized in that: the clamping seats (3045) are rotationally connected between the sliding clamping plates (3044) and the fixed clamping plates (3042), and the two clamping seats (3045) are distributed in a staggered mode.

7. A machine part correction device according to claim 3, characterized in that: one side that is close to fixed plate (3052) of sliding plate (3053) is fixedly connected with second screw thread cover (3054), the other end of second screw thread cover (3054) runs through fixed plate (3052) and threaded connection has second screw thread axle (3055).