Tightening mechanism compatible with multiple types of screws
By designing a screw tightening mechanism compatible with various types of screws, the problems of limited applicability of existing equipment and insufficient precision of manual control have been solved, achieving efficient and precise screw tightening and improving assembly quality.
Patent Information
- Application Number
- CN202423323886.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Existing tightening equipment has a limited range of applications and cannot meet the processing needs of different parts. Furthermore, manual control makes it difficult to achieve the required torque and screw positioning accuracy, which affects assembly quality.
A screw tightening mechanism compatible with various types of screws was designed, including a worktable, a screw feeder, a tooling placement device, a lateral movement mechanism, a screw tightening mechanism, and a vision positioning mechanism. Through the coordinated work of these components, multi-angle and precise screw tightening operations can be achieved.
It enables efficient and precise tightening of different components, improves assembly quality and applicability, and reduces scratches on product surfaces.
Smart Images
Figure CN223656454U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to screw tightening technical field, especially a kind of compatible multiple screw tightening mechanism. BACKGROUND
[0002] In assembly automation technology, tightening is one of the most widely used processes;Fast, effective, reliable, miniaturized tightening equipment becomes the machine type that more and more industrial manufacturers favor;For some products, due to the smaller torque required, it is difficult to achieve the specified torque requirement by hand control, and it is also difficult to ensure that the screw can be vertically inserted into the screw hole by hand positioning, which will directly affect the assembly quality;The existing tightening equipment has small application range and cannot meet the needs of enterprises for different parts processing and use;
[0003] In view of the above situation, it is necessary to improve the existing product screw tightening mode, so that it can adapt to the needs of product fixing at present. UTILITY MODEL CONTENT
[0004] To solve the above technical problems, the utility model provides a kind of compatible multiple screw tightening mechanism, including workbench, the screw feeding machine of being set to the front and back sides of workbench, the placement tool of being symmetrically set to the left and right sides of workbench, the transverse moving mechanism of being set to workbench, the screw mechanism of being set to the front and back sides of transverse moving mechanism, the screw mechanism of being set to transverse moving mechanism, two screw feeding machines are located below two screw mechanisms respectively.
[0005] Further supplement to the technical scheme, the longitudinal moving mechanism is equipped below the placement tool.
[0006] Further supplement to the technical scheme, the placement tool includes mounting plate connected with longitudinal moving mechanism, rotating mechanism set on mounting plate, limiting plate connected with rotating mechanism, cover plate set above limiting plate, and rotating mechanism is fixedly installed on mounting plate.
[0007] Further supplement to the technical scheme, the screw mechanism includes Z-axis drive mechanism, height fine adjustment mechanism connected with Z-axis drive mechanism, and screw sucking mechanism connected with height fine adjustment mechanism, and Z-axis drive mechanism is connected with transverse moving mechanism.
[0008] Further supplement to the technical scheme, visual positioning mechanism is further equipped on the side of height fine adjustment mechanism of Z-axis drive mechanism.
[0009] Further supplement to the technical scheme, the height fine adjustment mechanism comprises a fixing frame, a lifting cylinder connected with the fixing frame, a connecting rod connected with the lifting cylinder, a first fixing seat arranged on the connecting rod, a second fixing seat arranged on the connecting rod, and buffer springs arranged on the connecting rod and connected with the first fixing seat and the second fixing seat respectively, the fixing frame is connected with the Z-axis driving mechanism, the lifting cylinder is fixedly installed on the fixing frame, the nail sucking mechanism is installed on the second fixing seat, the first fixing seat and the second fixing seat are connected with the fixing frame, and the bottom of the connecting rod is connected with the second fixing seat.
[0010] Further supplement to the technical scheme, the fixing frame is provided with a Z-direction sliding rail, the first fixing seat and the second fixing seat are provided with sliding blocks close to one side of the fixing frame, and the sliding blocks are slidingly installed on the Z-direction sliding rail.
[0011] Further supplement to the technical scheme, the bottom of the fixing frame is further provided with a limiting mechanism, the limiting mechanism comprises a fixing block and a limiting pin arranged on the fixing block, the limiting pin is fixedly installed on the fixing block, and the fixing block is fixedly installed on the fixing frame.
[0012] The beneficial effects thereof are that the placing tool can well install the product and control the rotation of the product, and the screwing mechanism can well perform multi-angle screwing operation on the product in cooperation with the transverse moving mechanism through the screw feeding machine. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 is a first angle overall structure schematic view of the utility model;
[0014] Figure 2 is a second angle overall structure schematic view of the utility model;
[0015] Figure 3 is Figure 2 is a local enlarged view of A in figure;
[0016] In the figure, 1 is a workbench, 2 is a screw feeding machine, 3 is a placing tool, 31 is an installation plate, 32 is a rotating mechanism, 33 is a limiting plate, 34 is a cover plate, 4 is a transverse moving mechanism, 5 is a screwing mechanism, 51 is a Z-axis driving mechanism, 52 is a height fine adjustment mechanism, 521 is a fixing frame, 522 is a lifting cylinder, 523 is a connecting rod, 524 is a first fixing seat, 525 is a second fixing seat, 526 is a buffer spring, 527 is a Z-direction sliding rail, 528 is a sliding block, 53 is a nail sucking mechanism, 54 is a visual positioning mechanism, 6 is a longitudinal moving mechanism, 7 is a limiting mechanism, 71 is a fixing block, and 72 is a limiting pin. DETAILED DESCRIPTION
[0017] In order to make the technical scheme more clear for those skilled in the art, the following will be combined with the drawingsFigure 1 The technical scheme of the utility model is specifically described as follows:
[0018] A compatible multiple screw tightening mechanism, comprising a workbench 1, a screw feeding machine 2 arranged on the front and rear sides of the workbench 1, a placement tool 3 arranged symmetrically on the left and right sides of the workbench 1, a horizontal moving mechanism 4 arranged on the workbench 1, and a screw tightening mechanism 5 arranged on the front and rear sides of the horizontal moving mechanism 4, wherein the screw feeding machine 2 is fixedly installed on the workbench 1, the placement tool 3 is installed on the workbench 1, the horizontal moving mechanism 4 is fixedly installed on the workbench 1, and the screw tightening mechanism 5 is installed on the horizontal moving mechanism 4, and two screw feeding machines 2 are respectively located below two screw tightening mechanisms 5; the screw feeding machine 2 completes screw feeding operation, the screw tightening mechanism 5 can transport the screw to the product on the placement tool 3 and complete screw locking operation, and the placement tool 3 can limit the product.
[0019] The longitudinal moving mechanism 6 arranged below the placement tool 3 facilitates product installation and does not affect the work of the screw tightening mechanism 5.
[0020] The structure of the placement tool 3 will be described in detail below. The placement tool 3 comprises an installation plate 31 connected with the longitudinal moving mechanism 6, a rotating mechanism 32 arranged on the installation plate 31, a limiting plate 33 connected with the rotating mechanism 32, and a cover plate 34 arranged above the limiting plate 33, wherein the rotating mechanism 32 is fixedly installed on the installation plate 31; the rotating mechanism 32 can control the rotation of the limiting plate 33 and the cover plate 34, thereby driving the product to rotate, facilitating more comprehensive screw tightening operation on the product, and making the application scope wider.
[0021] The structure of the screw tightening mechanism 5 will be described in detail below. The screw tightening mechanism 5 comprises a Z-axis driving mechanism 51, a height fine adjustment mechanism 52 connected with the Z-axis driving mechanism 51, and a nail suction mechanism 53 connected with the height fine adjustment mechanism 52, wherein the Z-axis driving mechanism 51 is connected with the horizontal moving mechanism 4; the Z-axis driving mechanism 51 can control the overall movement of the nail suction mechanism 53 and the height fine adjustment mechanism 52, and the height fine adjustment mechanism 52 can fine adjust the height of the nail suction mechanism 53, thereby better completing screw tightening operation, wherein the nail suction mechanism 53 can adsorb the screw on the screw feeding machine 2 and complete screw tightening operation; the nail suction mechanism 53 is a prior art, and thus will not be described here.
[0022] The Z-axis driving mechanism 51 further comprises a visual positioning mechanism 54 arranged on one side of the height fine adjustment mechanism 52, which can better position the position where the product needs to be screwed, thereby facilitating the screw feeding and tightening operation of the nail suction mechanism 53.
[0023] The structure of the height fine adjustment mechanism 52 will be described in detail below. The height fine adjustment mechanism 52 comprises a fixing frame 521, a lifting cylinder 522 connected with the fixing frame 521, a connecting rod 523 connected with the lifting cylinder 522, a first fixing seat 524 arranged on the connecting rod 523, a second fixing seat 525 arranged on the connecting rod 523, a buffer spring 526 sleeved on the connecting rod 523 and connected with the first fixing seat 524 and the second fixing seat 525 respectively, wherein the fixing frame 521 is connected with the Z-axis driving mechanism 51, the lifting cylinder 522 is fixedly installed on the fixing frame 521, the pin sucking mechanism 53 is installed on the second fixing seat 525, the first fixing seat 524 and the second fixing seat 525 are connected with the fixing frame 521, and the bottom of the connecting rod 523 is connected with the second fixing seat 525. The buffer spring 526 can play a certain buffering role, and the effect is better when installing screws, and the scratching and damage to the surface of the product are reduced. The fixing frame 521 is provided with a Z-direction sliding rail 527, the first fixing seat 524 and the second fixing seat 525 are provided with a sliding block 528 close to one side of the fixing frame 521, the sliding block 528 is slidingly installed on the Z-direction sliding rail 527, and the Z-direction sliding rail 527 and the sliding block 528 can limit the movement of the first fixing seat 524 and the second fixing seat 525.
[0024] The bottom of the fixing frame 521 is further provided with a limiting mechanism 7, the limiting mechanism 7 comprises a fixing block 71 and a limiting pin 72 arranged on the fixing block 71, the limiting pin 72 is fixedly installed on the fixing block 71, the fixing block 71 is fixedly installed on the fixing frame 521, and the limiting mechanism 7 can limit the movement of the second fixing seat 525.
[0025] The above technical solution only embodies the preferred technical solution of the technical scheme of the present application, and some changes made by the person skilled in the art to some parts of the present application also embody the principle of the present application and are within the protection scope of the present application.
Claims
1. A screw tightening mechanism compatible with multiple types of screws, characterized in that, The device includes a workbench (1), screw feeders (2) set on the front and rear sides of the workbench (1), placement fixtures (3) symmetrically set on the left and right sides of the workbench (1), a transverse moving mechanism (4) set on the workbench (1), and screw tightening mechanisms (5) set on the front and rear sides of the transverse moving mechanism (4). The screw feeders (2) are fixedly installed on the workbench (1), the placement fixtures (3) are installed on the workbench (1), the transverse moving mechanism (4) is fixedly installed on the workbench (1), and the screw tightening mechanism (5) is installed on the transverse moving mechanism (4). The two screw feeders (2) are located below the two screw tightening mechanisms (5) respectively.
2. The screw tightening mechanism compatible with multiple types of screws according to claim 1, characterized in that, A longitudinal moving mechanism (6) is provided below the placement fixture (3).
3. The multi-type screw tightening mechanism according to claim 2, characterized in that, The placement fixture (3) includes a mounting plate (31) connected to the longitudinal moving mechanism (6), a rotating mechanism (32) disposed on the mounting plate (31), a limiting plate (33) connected to the rotating mechanism (32), and a cover plate (34) disposed above the limiting plate (33). The rotating mechanism (32) is fixedly installed on the mounting plate (31).
4. The multi-type screw tightening mechanism according to claim 1, characterized in that, The screw-tightening mechanism (5) includes a Z-axis drive mechanism (51), a height fine-tuning mechanism (52) connected to the Z-axis drive mechanism (51), and a screw-attracting mechanism (53) connected to the height fine-tuning mechanism (52). The Z-axis drive mechanism (51) is connected to the lateral movement mechanism (4).
5. A screw tightening mechanism compatible with multiple types of screws according to claim 4, characterized in that, The Z-axis drive mechanism (51) is also provided with a visual positioning mechanism (54) located on one side of the height fine-tuning mechanism (52).
6. A screw tightening mechanism compatible with multiple types of screws according to claim 5, characterized in that, The height fine-tuning mechanism (52) includes a fixed frame (521), a lifting cylinder (522) connected to the fixed frame (521), a connecting rod (523) connected to the lifting cylinder (522), a first fixed seat (524) set on the connecting rod (523), a second fixed seat (525) set on the connecting rod (523), and a buffer spring (526) sleeved on the connecting rod (523) and connected to the first fixed seat (524) and the second fixed seat (525) respectively. The fixed frame (521) is connected to the Z-axis drive mechanism (51). The lifting cylinder (522) is fixedly installed on the fixed frame (521). The nail suction mechanism (53) is installed on the second fixed seat (525). The first fixed seat (524) and the second fixed seat (525) are connected to the fixed frame (521). The bottom of the connecting rod (523) is connected to the second fixed seat (525).
7. A multi-type screw tightening mechanism according to claim 6, characterized in that, The fixed frame (521) is provided with a Z-axis slide rail (527), and the first fixed seat (524) and the second fixed seat (525) are provided with sliders (528) on the side near the fixed frame (521). The sliders (528) are slidably mounted on the Z-axis slide rail (527).
8. A multi-type screw tightening mechanism according to claim 7, characterized in that, The bottom of the fixed frame (521) is also provided with a limiting mechanism (7). The limiting mechanism (7) includes a fixed block (71) and a limiting pin (72) set on the fixed block (71). The limiting pin (72) is fixedly installed on the fixed block (71), and the fixed block (71) is fixedly installed on the fixed frame (521).