CN214559183U

CN214559183U - Fixing device with adjusting function for thin-walled workpiece machining

Info

Publication number: CN214559183U
Application number: CN202120476487.6U
Authority: CN
Inventors: 梁自成; 杨家敏; 梁恒添; 徐登峰; 李妍
Original assignee: Hu Baoxing Vocational And Technical School Shunde District Foshan City
Current assignee: Hu Baoxing Vocational And Technical School Shunde District Foshan City
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-11-02
Anticipated expiration: 2031-03-04

Abstract

The utility model relates to a thin wall spare processing equipment technical field especially relates to a fixing device is used in thin wall spare processing with regulatory function. The to-be-solved technical problem of the utility model is that the part receives radial force and can not adjust the contact surface. In order to solve the problem in the above-mentioned technique, the utility model provides a fixing device is used in thin wall spare processing with regulatory function, the utility model discloses constitute by pressing from both sides tight fixed establishment and rotation regulation mechanism, the internal thread section of thick bamboo and the solid fixed cylinder that set up enable the part press from both sides tightly and bear the axial force completely, and the axial rigidity is fine, the method is easy operation, the location is reliable with pressing from both sides tightly, can guarantee the processingquality of product, it is difficult not hard up when pressing from both sides tightly to make the part according to controllable clamp force, under the effect of the chain and the second chain wheel of setting, make the adjustable rotating part of this device, thereby make the contact surface change of part and stage property, and this device is provided with a plurality of rotating cylinders, can realize many while, one-step processing accomplishes, improve production efficiency greatly.

Description

Fixing device with adjusting function for thin-walled workpiece machining

Technical Field

The utility model relates to a thin wall spare processing equipment technical field specifically is a fixing device is used in thin wall spare processing with regulatory function.

Background

The clamping of thin wall spare is the key of guaranteeing the product precision, reduction deformation, has two kinds of modes usually, utilizes the cover that cracks to carry out the clamping, and this kind of clamping mode design is simple, and the preparation is convenient, uses in a flexible way, and it is big to press from both sides tight area of contact, makes the part atress even, can prevent to press from both sides the part surface of hindering, but current thin wall spare processing has many problems or defects with pressing from both sides tight fixing device:

the existing clamping and fixing device for processing the thin-walled part enables the part to be subjected to radial force in the clamping process, the workpiece can generate micro deformation, the clamping and fixing device is not suitable for processing high-precision parts, the clamping force is not large enough, and the phenomenon of knife binding is easy to occur; the clamping and fixing device for machining the thin-wall part is difficult to ensure the clamping consistency in batch production, cannot meet the technical requirements of the product, and cannot adjust the contact surface between the part and a cutter, so that the number of machining steps is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device is used in thin wall spare processing with regulatory function presss from both sides tight fixed establishment and rotation regulation mechanism through setting up to the part that proposes in solving above-mentioned background art receives radial force and can not adjust the problem of contact surface.

In order to achieve the above object, the utility model provides a following technical scheme: a fixing device with an adjusting function for machining thin-walled parts comprises a workbench, a clamping fixing mechanism and a rotating adjusting mechanism, wherein the clamping fixing mechanism and the rotating adjusting mechanism are both arranged on the top end face of the workbench.

The clamping and fixing mechanism comprises a first supporting plate, a first bearing and a second bearing, the first supporting plate is fixedly arranged on the top end surface of the workbench, a first stepping motor is fixedly arranged on one side surface of the first supporting plate, a threaded rod is fixedly connected with the output end of the first stepping motor, a fixed frame is fixedly arranged on the top end surface of the workbench, the number of the first bearings is two, the threaded rod is horizontally and rotatably connected between two side plates of the fixed frame through two first bearings, an internal thread cylinder is sleeved on the outer surface thread of the threaded rod, a sliding rod is vertically and fixedly connected with the bottom end surface of the internal thread cylinder, a sliding block is fixedly connected with the bottom end of the sliding rod, a sliding rail is fixedly arranged on the top end surface of the bottom of the fixed frame, a fixed plate is fixedly arranged on the outer surface of the internal thread cylinder, and three connecting blocks are fixedly arranged on the top end surface of the fixed plate, the number of the second bearings is three, and one side surface of each of the three connecting blocks is rotatably connected with a fixed cylinder through the corresponding second bearing.

Rotatory adjustment mechanism includes second backup pad and third bearing, the vertical fixed mounting of second backup pad is at the top face of workstation, a side fixed mounting of second backup pad has second step motor, the fixed cup joint of output of second step motor has first chain wheel, the quantity of third bearing is three, fixed frame rotates respectively through three third bearing and is connected with the pivot, three the equal fixed mounting in one end of pivot has a rotation section of thick bamboo, three the surface of pivot is all fixed the second chain wheel of having cup jointed, and is three the meshing has the chain between second chain wheel and the first chain wheel.

Preferably, four supporting columns are vertically and fixedly installed on the bottom end face of the workbench, and the four supporting columns are uniformly distributed at four corners of the bottom end face of the workbench.

Preferably, the sliding block is connected inside the sliding rail in a sliding mode, and the three fixed cylinders correspond to the three rotating cylinders respectively in position.

Preferably, the inner walls of the three fixed cylinders and the three rotating cylinders are respectively provided with an anti-skid pad in an attached mode.

Preferably, an installation groove is formed in the fixing plate, and the internal thread cylinder is fixedly installed in the installation groove.

Preferably, the second chain wheel is arranged symmetrically by taking the rotating shaft as a center, and the second chain wheel and the first chain wheel are distributed in an inverted triangle shape.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model comprises a clamping and fixing mechanism, under the action of an internal thread cylinder and a fixed cylinder in the clamping and fixing mechanism, the part can be clamped and bear the axial force completely, and the axial rigidity is very good, the method has simple operation and reliable positioning and clamping, the processing quality of the product can be ensured, and the part is not easy to loose when being clamped according to the controllable clamping force, thereby solving the problems that the part is subjected to the radial force in the clamping process of the existing device, the workpiece generates micro deformation, and the knife pricking phenomenon occurs due to insufficient clamping force;

(2) the utility model discloses contain rotary adjusting mechanism, under the effect of the inside chain of rotary adjusting mechanism and second chain wheel, make the adjustable rotating part of this device to make the contact surface of part and cutter change, and this device is provided with a plurality of rotating drums, can realize many clamping simultaneously, one-time processing is accomplished, improves production efficiency greatly, thereby it is many to have solved current device processing step, be difficult to guarantee the uniformity of clamping when batch production, can not satisfy this product technical requirement's problem.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic perspective sectional view of the slide rail of the present invention;

fig. 4 is a right-view structural schematic diagram of the joint of the chain and the second chain wheel of the present invention;

fig. 5 is a right-side view structural diagram of the fixing plate of the present invention.

In the figure: 1. a work table; 101. a pillar; 2. a first support plate; 3. a first stepper motor; 4. a threaded rod; 5. a fixed frame; 6. a first bearing; 7. an internal threaded barrel; 8. a slide bar; 9. a slider; 10. a slide rail; 11. a fixing plate; 12. connecting blocks; 13. a second bearing; 14. a fixed cylinder; 15. a second support plate; 16. a second stepping motor; 17. a third bearing; 18. a rotating shaft; 19. a rotating cylinder; 20. a chain; 21. a first chain wheel; 22. a second chain wheel.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a fixing device with an adjusting function for machining thin-walled parts comprises a workbench 1, a clamping fixing mechanism and a rotating adjusting mechanism, wherein the clamping fixing mechanism and the rotating adjusting mechanism are both installed on the top end face of the workbench 1.

The clamping and fixing mechanism comprises a first supporting plate 2, a first bearing 6 and a second bearing 13, the first supporting plate 2 is fixedly installed on the top end surface of the workbench 1, a first stepping motor 3 is fixedly installed on one side surface of the first supporting plate 2, a threaded rod 4 is fixedly connected with the output end of the first stepping motor 3, a fixed frame 5 is fixedly installed on the top end surface of the workbench 1, the number of the first bearings 6 is two, the threaded rod 4 is horizontally and rotatably connected between two side plates of the fixed frame 5 through the two first bearings 6, an internal thread cylinder 7 is sleeved on the outer surface thread of the threaded rod 4, a sliding rod 8 is vertically and fixedly connected with the bottom end surface of the internal thread cylinder 7, a sliding block 9 is fixedly connected with the bottom end of the sliding rod 8, a sliding rail 10 is fixedly installed on the top end surface of the bottom of the fixed frame 5, and a fixing plate 11 is fixedly installed on the outer surface of the internal thread cylinder 7, three connecting blocks 12 are fixedly mounted on the top end face of the fixing plate 11, the number of the second bearings 13 is three, and three side faces of the connecting blocks 12 are respectively connected with a fixing cylinder 14 through the corresponding second bearings 13 in a rotating mode.

Rotatory adjustment mechanism includes second backup pad 15 and third bearing 17, the vertical fixed mounting of second backup pad 15 is at the top end face of workstation 1, a side fixed mounting of second backup pad 15 has second step motor 16, the fixed cup joint of output of second step motor 16 has first chain wheel 21, the quantity of third bearing 17 is three, fixed frame 5 rotates respectively through three third bearing 17 and is connected with pivot 18, three the equal fixed mounting in one end of pivot 18 has a rotating cylinder 19, three the surface of pivot 18 has all fixedly cup jointed second chain wheel 22, and is three the meshing has chain 20 between second chain wheel 22 and the first chain wheel 21.

Specifically, the vertical fixed mounting of the bottom face of workstation 1 has four spinal branch posts 101, four spinal branch posts 101 evenly distributed is in four corners of the 1 bottom face of workstation, and spinal branch post 101 can support this device.

Specifically, the sliding block 9 is connected inside the sliding rail 10 in a sliding manner, the sliding block 9 enables the internal thread cylinder 7 to move along the threaded rod 4, and the three fixed cylinders 14 correspond to the three rotating cylinders 19 respectively in position, so that the thin-wall part can be fixed and clamped conveniently.

Specifically, the inner walls of the three fixed cylinders 14 and the three rotating cylinders 19 are respectively attached with anti-slip pads to prevent the thin-wall parts from sliding.

Specifically, an installation groove is formed in the fixing plate 11, and the internal thread cylinder 7 is fixedly installed in the installation groove.

Specifically, the three second crankshafts 22 are symmetrically arranged by taking the rotating shaft 18 as a center, and the three second crankshafts 22 and the first crankshafts 21 are distributed in an inverted triangle.

The working principle is as follows: when the device is used, if only one thin-wall part to be cut is placed in a single fixed cylinder 14, if a plurality of thin-wall parts are placed in each fixed cylinder 14, the power switch of the first stepping motor 3 is started, the output shaft of the first stepping motor 3 drives the threaded rod 4 to rotate on the fixed frame 5 through the two first bearings 6, the internal thread cylinder 7 can be ensured to move towards two sides under the action of the sliding block 9 and the sliding rail 10, the fixed plate 11 is driven to drive the fixed cylinder 14 to insert the other end of the thin-wall part into the rotating cylinder 19, the thin-wall part is clamped and fixed under the action of the fixed cylinder 14 and the rotating cylinder 19, the device can control the clamping force of the thin-wall part, and the part can be clamped and completely bear the axial force simply by operation, therefore, the problems that the existing device causes the part to be subjected to the radial force in the clamping process to generate micro deformation, and the clamping force is not large enough, so that the phenomenon of knife binding is caused are solved.

After the thin-wall part is clamped, the cutter cuts the thin-wall part, the second stepping motor 16 is started in the cutting process, at the moment, the output shaft of the second stepping motor 16 drives the first chain wheel 21 to rotate, so that the chain 20 is driven to surround the three second chain wheels 22 and drive the three second chain wheels 22 to rotate, the second chain wheels 22 are sleeved on the rotating shaft 18, the rotating shaft 18 rotates along with the rotation of the second chain wheels 22, and then the three rotating cylinders 19 are driven to rotate the thin-wall part, so that the contact surface with the cutter is changed, and the plurality of fixed cylinders 14 and the plurality of rotating cylinders 19 which are arranged at the same time enable the device to simultaneously process a plurality of thin-wall parts, thereby greatly improving the production efficiency, and solving the problems that the existing device has a plurality of processing steps, the clamping consistency is difficult to guarantee during batch production, and the technical requirements of the device cannot be met.

It is prior art to relate to circuits, electronic components and control modules, which are well within the skill of those in the art, and not to be reiterated, the present invention is not directed to improvements in software and methods.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a thin wall spare fixing device for processing with regulatory function which characterized in that: the clamping device comprises a workbench (1), a clamping fixing mechanism and a rotary adjusting mechanism, wherein the clamping fixing mechanism and the rotary adjusting mechanism are both arranged on the top end surface of the workbench (1);

the clamping and fixing mechanism comprises a first supporting plate (2), a first bearing (6) and a second bearing (13), the first supporting plate (2) is fixedly arranged on the top end surface of the workbench (1), a first stepping motor (3) is fixedly arranged on one side surface of the first supporting plate (2), a threaded rod (4) is fixedly connected with the output end of the first stepping motor (3), a fixed frame (5) is fixedly arranged on the top end surface of the workbench (1), the number of the first bearings (6) is two, the threaded rod (4) is horizontally and rotatably connected between two side plates of the fixed frame (5) through the two first bearings (6), an internal thread cylinder (7) is sleeved on the outer surface thread of the threaded rod (4), a sliding rod (8) is vertically and fixedly connected with the bottom end surface of the internal thread cylinder (7), and a sliding block (9) is fixedly connected with the bottom end of the sliding rod (8), a slide rail (10) is fixedly mounted on the top end face of the bottom of the fixed frame (5), a fixed plate (11) is fixedly mounted on the outer surface of the internal thread cylinder (7), three connecting blocks (12) are fixedly mounted on the top end face of the fixed plate (11), the number of the second bearings (13) is three, and one side face of each of the three connecting blocks (12) is rotatably connected with a fixed cylinder (14) through the corresponding second bearing (13);

rotatory adjustment mechanism includes second backup pad (15) and third bearing (17), the vertical fixed mounting of second backup pad (15) is at the top face of workstation (1), a side fixed mounting of second backup pad (15) has second step motor (16), the fixed cover of output of second step motor (16) has connect first chain wheel (21), the quantity of third bearing (17) is three, fixed frame (5) rotate respectively through three third bearing (17) and are connected with pivot (18), three the equal fixed mounting in one end of pivot (18) has a rotating cylinder (19), three the surface of pivot (18) is all fixed the second chain wheel (22) of having cup jointed, and is three the meshing has chain (20) between second chain wheel (22) and first chain wheel (21).

2. The thin-walled workpiece machining fixing device with the adjusting function according to claim 1, wherein: four pillars (101) are vertically and fixedly mounted on the bottom end face of the workbench (1), and the pillars (101) are uniformly distributed at four corners of the bottom end face of the workbench (1).

3. The thin-walled workpiece machining fixing device with the adjusting function according to claim 1, wherein: the sliding block (9) is connected inside the sliding rail (10) in a sliding mode, and the three fixed cylinders (14) correspond to the three rotating cylinders (19) respectively in position.

4. The thin-walled workpiece machining fixing device with the adjusting function according to claim 1, wherein: the inner walls of the three fixed cylinders (14) and the three rotating cylinders (19) are respectively attached with anti-slip pads.

5. The thin-walled workpiece machining fixing device with the adjusting function according to claim 1, wherein: an installation groove is formed in the fixing plate (11), and the internal thread cylinder (7) is fixedly installed in the installation groove.

6. The thin-walled workpiece machining fixing device with the adjusting function according to claim 1, wherein: the three second chain wheel (22) uses pivot (18) as central symmetry and sets up, and is three second chain wheel (22) is the distribution of falling triangle-shaped with first chain wheel (21).