Positioning mechanism for lead screw machining

Abstract

The utility model discloses a locating mechanism for lead screw machining, and relates to the technical field of lead screw machining, the locating mechanism comprises a workbench and a locating assembly, a fixed installation block is installed on the right side of the upper end of the workbench, a servo motor is arranged on the right side of the outer portion of the fixed installation block, and the locating assembly is arranged at the front end of the servo motor; the positioning assembly comprises a movable back plate, fixing blocks, pneumatic rods, movable sliding blocks, limiting rods, limiting sliding grooves, limiting sliding blocks and clamping blocks, the fixing blocks are installed on the two sides of the exterior of the movable back plate, the pneumatic rods are arranged at the middle ends of the inner sides of the fixing blocks, the movable sliding blocks are installed at the front ends of the pneumatic rods, and meanwhile the limiting rods are connected to the two ends of the interior of each movable sliding block. According to the positioning mechanism for lead screw machining, clamping blocks of different sizes can be replaced according to the size of a lead screw to be machined, the position deviation of the lead screw is avoided, meanwhile, the lead screw can be rotated in the machining process, and the flexibility and motility of the positioning mechanism in the using process are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screw processing, in particular to a positioning mechanism for screw processing. Background Art

[0002] Lead screw, also known as ball screw, is the most commonly used transmission element in tool machinery and precision machinery. Its main function is to convert rotational motion into linear motion, or torque into axial repetitive force. It has the characteristics of high precision, reversibility and high efficiency. Due to its small friction resistance, ball screw is widely used in various industrial equipment and precision instruments. In the process of ball screw production and processing, positioning devices are usually used. In order to improve the processing efficiency of lead screw, a positioning mechanism is needed, but the existing positioning mechanism still has the following shortcomings:

[0003] For example, the utility model with application number 202221124033.3 discloses a positioning device for screw processing, which clamps the screw by rotating the sleeve and the connecting sleeve, and conveniently drives the screw to rotate through the connecting sleeve, thereby facilitating the chamfering or deburring process, and conveniently collecting the waste fluff generated by chamfering or deburring, and preventing the waste fluff from falling into the thread groove and affecting the rotation of the threaded rod. The device has a simple structure and is easy to use. However, similar to the comparative documents of the above-mentioned application, when the existing positioning mechanism is used, since most positioning mechanisms are not convenient for adjusting and fixing screws of different sizes, the firmness of the screw is easily affected during the processing process, resulting in the problem of reduced practicality and reduced efficiency of the positioning mechanism.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a positioning mechanism for screw processing is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a positioning mechanism for screw processing to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning mechanism for screw processing, comprising a workbench and a positioning assembly, a fixed mounting block is installed on the right side of the upper end of the workbench, and a servo motor is arranged on the right side of the outside of the fixed mounting block, a positioning assembly is arranged at the front end of the servo motor, and the positioning assembly comprises a movable back plate, a fixed block, a pneumatic rod, a movable slider, a limit rod, a limit groove, a limit slider and a clamping block, fixed blocks are installed on both sides of the outside of the movable back plate, and a pneumatic rod is arranged at the middle end of the inner side of the fixed block, and a movable slider is installed at the front end of the pneumatic rod, and at the same time, the limiting rods are connected to the two ends of the movable slider, a limiting groove is opened at the middle end of the movable slider, and the limiting slider is connected inside the limiting groove, and a clamping block is installed outside the limiting slider, and an adjustment assembly is arranged on the left side of the inside of the workbench.

[0007] Furthermore, the movable slider and the limiting rod are vertically distributed, and the movable slider and the limiting rod are embeddedly connected.

[0008] Furthermore, the movable slider and the movable back plate are vertically distributed, and the movable slider is slidably connected to the movable back plate via a pneumatic rod.

[0009] Furthermore, the inner dimensions of the limiting slide groove match the outer dimensions of the limiting slider, and the clamping block is slidably connected to the limiting slide groove via the limiting slider.

[0010] Furthermore, the adjustment component includes a limit slot, an electric telescopic rod, a movable block and a limit block, the electric telescopic rod is installed on the left side inside the limit slot, and a movable block is arranged at the front end of the electric telescopic rod, and limit blocks are additionally arranged on both sides of the outside of the movable block.

[0011] Furthermore, the adjustment component also includes a movable mounting block, a limiting groove, an installation slot and a material collection bin, and a movable mounting block is installed on the upper end of the movable block, limiting grooves are opened on both sides of the limiting slot, and an installation slot is opened downwind of the limiting slot, and the installation slot is connected to the collection bin.

[0012] Furthermore, the movable block is embeddedly connected to the limiting through slot, and the movable block is slidably connected to the limiting through slot via an electric telescopic rod.

[0013] Furthermore, the outer dimensions of the limit block match the inner dimensions of the limit slot, and the limit block is embeddedly connected to the workbench through the limit slot.

[0014] The utility model provides a positioning mechanism for screw processing, which has the following beneficial effects:

[0015] 1. The utility model, through the setting of the positioning component, can fix the fixing blocks on both sides of the outside of the movable back plate through fasteners when the positioning mechanism for screw processing is used, the pneumatic rod operation drives the movable slider to move the position, and cooperates with the limit rod to increase the stability of the movable slider during the movement, thereby avoiding the position deviation of the movable slider during the movement. At the same time, the internal size of the limit slide groove opened at the middle end of the movable slider matches the external size of the limit slide block installed at the rear end of the clamping block, so that the clamping block is slidably installed on the outside of the movable slider through the limit slide groove and the limit slide block, so that the clamping block can be adjusted according to the size of the screw to be processed, thereby improving the activeness of the positioning mechanism during use.

[0016] 2. The utility model can adjust the setting of the component, and when the positioning mechanism for screw processing is used, the electric telescopic rod can be fixedly installed on the left side of the inner limit slot by tightening the bolts. The operation of the electric telescopic rod drives the movable block to move left and right inside the limit slot, so that the movable mounting block is displaced on the workbench, and then the distance between the movable mounting block and the fixed mounting block is adjusted, so that the positioning mechanism can adapt to the processing of screws of different lengths. At the same time, the stability of the movable block during movement is increased by cooperating with the limit slot through the limit block. The waste chips generated during the screw processing enter the limit slot and then fall into the installation slot, and are collected by the collection bin arranged in the installation slot, thereby avoiding the accumulation of waste chips and improving the overall use efficiency of the positioning mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a positioning mechanism for screw processing of the utility model;

[0018] Figure 2 This is a three-dimensional cross-sectional structural diagram of an adjustment component of a positioning mechanism for screw processing according to the utility model;

[0019] Figure 3 The utility model is a three-dimensional unfolded structural schematic diagram of a positioning component of a positioning mechanism for screw processing.

[0020] In the figure: 1. workbench; 2. fixed mounting block; 3. servo motor; 4. positioning assembly; 401. movable back plate; 402. fixed block; 403. pneumatic rod; 404. movable slider; 405. limit rod; 406. limit slide groove; 407. limit slider; 408. clamping block; 5. adjustment assembly; 501. limit slot; 502. electric telescopic rod; 503. movable block; 504. limit block; 505. movable mounting block; 506. limit slot; 507. mounting slot; 508. collecting drawer. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0022] like Figures 1 to 3 As shown, a positioning mechanism for screw processing includes a workbench 1 and a positioning assembly 4, a fixed mounting block 2 is installed on the right side of the upper end of the workbench 1, and a servo motor 3 is arranged on the right side of the fixed mounting block 2, and a positioning assembly 4 is arranged at the front end of the servo motor 3, and the positioning assembly 4 includes a movable back plate 401, a fixed block 402, a pneumatic rod 403, a movable slider 404, a limit rod 405, a limit slide 406, a limit slider 407 and a clamping block 408, and fixed blocks 402 are installed on both sides of the outer side of the movable back plate 401, and the inner side of the fixed block 402 is provided with a fixed block 402. A pneumatic rod 403 is provided at the middle end of the side, and a movable slider 404 is installed at the front end of the pneumatic rod 403. At the same time, the two ends of the movable slider 404 are connected to the limiting rods 405. A limiting slide groove 406 is provided at the middle end of the movable slider 404, and the limiting slide groove 406 is connected to the limiting slider 407. A clamping block 408 is installed outside the limiting slider 407. The movable slider 404 and the limiting rod 405 are vertically distributed, and the movable slider 404 and the limiting rod 405 are embedded. The movable slider 404 is connected to the movable back plate 401. The movable slider 404 is slidably connected to the movable back plate 401 through the pneumatic rod 403, the inner size of the limit slide 406 matches the outer size of the limit slide 407, and the clamping block 408 is slidably connected to the limit slide 406 through the limit slide 407, the fixed block 402 is fixedly installed on both sides of the outer side of the movable back plate 401 through fasteners, and the pneumatic rod 403 is fixedly installed on the inner side of the fixed block 402 with the fasteners, the pneumatic rod 403 is operated to drive the movable slider 404 to move its position, and cooperates with the limit rod 4 05 Increase the stability of the movable slider 404 during movement and avoid positional deviation of the movable slider 404 during movement. At the same time, the inner dimensions of the limiting groove 406 opened at the middle end of the movable slider 404 match the outer dimensions of the limiting slider 407 installed at the rear end of the clamping block 408. The limiting groove 406 cooperates with the limiting slider 407 to slide the clamping block 408 on the outside of the movable slider 404, so that the clamping block 408 can be adjusted according to the size of the screw rod to be processed, thereby improving the activeness of the positioning mechanism during use.

[0023] like Figure 1 and Figure 2As shown, an adjustment component 5 is arranged on the left side inside the workbench 1, and the adjustment component 5 includes a limit slot 501, an electric telescopic rod 502, a movable block 503 and a limit block 504. The electric telescopic rod 502 is installed on the left side inside the limit slot 501, and the movable block 503 is arranged at the front end of the electric telescopic rod 502, and the limit blocks 504 are added on both sides of the outer side of the movable block 503. The adjustment component 5 also includes a movable mounting block 505, a limit slot 506, a mounting slot 507 and a collection drawer 508. At the same time, the movable block 503 A movable mounting block 505 is installed at the upper end, and limiting grooves 506 are provided on both sides of the limiting groove 501, and a mounting groove 507 is provided downwind of the limiting groove 501, and a collecting drawer 508 is connected inside the mounting groove 507, the movable block 503 is embeddedly connected with the limiting groove 501, and the movable block 503 is slidably connected with the limiting groove 501 through an electric telescopic rod 502, the outer size of the limiting block 504 matches the inner size of the limiting groove 506, and the limiting block 504 is connected to the workbench through the limiting groove 506. 1 is embedded, the electric telescopic rod 502 is fixedly installed on the left side of the inner limit slot 501 by fastening bolts, and the movable block 503 is fixedly installed on the front end of the electric telescopic rod 502 with the fasteners, so that the operation of the electric telescopic rod 502 drives the movable block 503 to move left and right inside the limit slot 501, so that the movable mounting block 505 is displaced on the workbench 1, and then the distance between the movable mounting block 505 and the fixed mounting block 2 is adjusted, so that the positioning mechanism can adapt to the addition of screw rods of different lengths. At the same time, the outer dimensions of the limit block 504 added to the outside of the movable block 503 match the inner dimensions of the limit grooves 506 opened on both sides of the limit groove 501, so that the stability of the movable block 503 during movement is increased by cooperating with the limit grooves 506, and the waste chips generated during the screw processing enter the limit groove 501 and then fall into the installation groove 507, and are collected by the collection bin 508 set in the installation groove 507, thereby avoiding the accumulation of waste chips and improving the overall use efficiency of the positioning mechanism.

[0024] In summary, when the positioning mechanism for lead screw processing is used, firstly, the fixed mounting block 2 is fixedly mounted on the upper right side of the workbench 1 by means of fasteners, and at the same time, the servo motor 3 is mounted on the outer right side of the fixed mounting block 2, and the output shaft of the servo motor 3 is connected to the movable back plate 401 through a coupling, and the operation of the servo motor 3 drives the movable back plate 401 to rotate, thereby rotating the lead screw after limiting, and the fixed block 402 is fixedly mounted on both sides of the outer side of the movable back plate 401 by means of fasteners, and the pneumatic rod 403 is fixedly mounted on the inner side of the fixed block 402 with the fasteners, and the pneumatic rod 403 is fixedly mounted on the inner side of the fixed block 402 with the fasteners, and the pneumatic rod 403 is fixedly mounted on the inner side of the fixed block 402. The movable rod 403 drives the movable slider 404 to move its position, and cooperates with the limiting rod 405 to increase the stability of the movable slider 404 during its movement, thereby preventing the movable slider 404 from shifting its position during its movement. At the same time, the inner size of the limiting slot 406 provided at the middle end of the movable slider 404 matches the outer size of the limiting slider 407 installed at the rear end of the clamping block 408, so that the clamping block 408 is slidably installed on the outside of the movable slider 404 through the limiting slot 406 and the limiting slider 407, so that the clamping block 408 can be adjusted according to the size of the screw rod to be processed. The movable block 503 is fixed to the front end of the electric telescopic rod 502 by fastening the bolts, so that the electric telescopic rod 502 can drive the movable block 503 to move left and right inside the limiting groove 501, thereby causing the movable mounting block 505 to move on the workbench 1 accordingly, and then adjusting the spacing between the movable mounting block 505 and the fixed mounting block 2 so that the fixed The positioning mechanism can adapt to the processing of screw rods of different lengths. At the same time, the external dimensions of the limit block 504 added to the outside of the movable block 503 match the internal dimensions of the limit grooves 506 opened on both sides of the limit groove 501. Therefore, the stability of the movable block 503 during movement is increased by cooperating with the limit groove 506 through the limit block 504. The waste chips generated during the processing of the screw rod enter the limit groove 501 and then fall into the installation groove 507, and are collected by the collection bin 508 set in the installation groove 507, thereby avoiding the accumulation of waste chips and improving the overall use efficiency of the positioning mechanism.

[0025] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A positioning mechanism for screw processing, comprising a workbench (1) and a positioning assembly (4), characterized in that: A fixed mounting block (2) is installed on the right side of the upper end of the workbench (1), and a servo motor (3) is arranged on the right side of the outside of the fixed mounting block (2). A positioning assembly (4) is arranged at the front end of the servo motor (3), and the positioning assembly (4) includes a movable back plate (401), a fixed block (402), a pneumatic rod (403), a movable slide block (404), a limit rod (405), a limit slide groove (406), a limit slide block (407) and a clamping block (408). The fixed blocks (407) are installed on both sides of the outside of the movable back plate (401). 2), and a pneumatic rod (403) is arranged at the middle end of the inner side of the fixed block (402), and a movable slider (404) is installed at the front end of the pneumatic rod (403), and the movable slider (404) is connected to the limiting rods (405) at both ends inside, and a limiting slide groove (406) is arranged at the middle end inside the movable slider (404), and the limiting slide groove (406) is connected to the limiting slider (407), and a clamping block (408) is installed outside the limiting slider (407), and an adjustment component (5) is arranged on the left side inside the workbench (1).

2. A positioning mechanism for screw processing according to claim 1, characterized in that: The movable slider (404) and the limiting rod (405) are distributed vertically, and the movable slider (404) and the limiting rod (405) are embeddedly connected.

3. A positioning mechanism for screw processing according to claim 1, characterized in that: The movable slider (404) and the movable back plate (401) are vertically distributed, and the movable slider (404) is slidably connected to the movable back plate (401) via a pneumatic rod (403).

4. A positioning mechanism for screw processing according to claim 1, characterized in that: The inner dimensions of the limiting slide groove (406) match the outer dimensions of the limiting slider (407), and the clamping block (408) is slidably connected to the limiting slide groove (406) via the limiting slider (407).

5. A positioning mechanism for screw processing according to claim 1, characterized in that: The adjustment assembly (5) comprises a limiting slot (501), an electric telescopic rod (502), a movable block (503) and a limiting block (504); the electric telescopic rod (502) is installed on the left side inside the limiting slot (501), the movable block (503) is arranged at the front end of the electric telescopic rod (502), and limiting blocks (504) are additionally arranged on both sides of the outside of the movable block (503).

6. A positioning mechanism for screw processing according to claim 5, characterized in that: The adjustment component (5) also includes a movable mounting block (505), a limiting groove (506), an installation groove (507) and a material collecting bin (508), and a movable mounting block (505) is installed on the upper end of the movable block (503), limiting grooves (506) are provided on both sides of the limiting groove (501), and an installation groove (507) is provided downwind of the limiting groove (501), and the installation groove (507) is connected to the inside of the material collecting bin (508).

7. A positioning mechanism for screw processing according to claim 6, characterized in that: The movable block (503) is embeddedly connected to the position-limiting through slot (501), and the movable block (503) is slidably connected to the position-limiting through slot (501) via an electric telescopic rod (502).

8. A positioning mechanism for screw processing according to claim 6, characterized in that: The outer dimensions of the limiting block (504) match the inner dimensions of the limiting groove (506), and the limiting block (504) is embeddedly connected to the workbench (1) via the limiting groove (506).

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