A multifunctional pressing device and method for pressing aluminum profiles and angle steel sheets

Abstract

The present invention discloses a multifunctional pressing device and method for pressing aluminum profiles and angle steel sheets, belonging to the technical field of profile processing equipment, comprising: a connecting seat; a first slide connected to one side of the connecting seat via a first rectangular guide pair, the first slide driven by a translation cylinder provided on the connecting seat; a profile pressing mechanism and an outer angle steel pressing mechanism provided on the top of the first slide; a transition plate provided on the other side of the connecting seat, a horizontal slide provided on the side of the transition plate via a second rectangular guide pair, the inner angle steel pressing mechanism provided on the horizontal slide via a third rectangular guide pair; a slide provided at the bottom of the connecting seat, a table provided on the slide at one end of the connecting seat, a vertical support plate provided between the table and the connecting seat. The device realizes four functions: profile pressing, profile positioning, and inner and outer angle steel sheet pressing, thereby improving the positioning accuracy of the pressing of aluminum profiles and angle steel sheets.

Description

Technical Field

[0001] The invention belongs to the technical field of profile processing equipment, and particularly relates to a multifunctional pressing device and method for pressing aluminum profiles and angle steel sheets. Background Art

[0002] The statements in this section merely provide background information related to the present invention and do not necessarily constitute prior art.

[0003] In the existing processing of aluminum profiles and angle steel sheets, the traditional clamping method often relies on multiple devices or multiple processes to complete. The profile needs to be initially clamped at one station, transferred to another station for positioning, and then the outer and inner angle steel sheets are clamped at other stations respectively. The profiles need to be frequently transferred on the assembly line, the operation steps are cumbersome, and the instability of the production process is increased. Since there may be errors in the connection between different equipment, frequent switching of equipment is also prone to problems, resulting in low production efficiency. In addition, the device in the existing technology has a single function, and it is difficult to simultaneously meet multiple requirements such as profile clamping, precise positioning, and clamping of the outer and inner angle steel sheets, making the entire production process more complicated and difficult to achieve efficient and stable production. Summary of the Invention

[0004] In response to the above problems, the present invention provides a multifunctional pressing device and method for pressing aluminum profiles and angle steel sheets, which simultaneously realizes four functions of profile pressing, profile positioning, outer angle steel sheet pressing and inner angle steel sheet pressing, reduces the operating steps of transferring profiles on the assembly line, and reduces the number of equipment switching times, thereby improving the production efficiency and positioning accuracy of pressing aluminum profiles and angle steel sheets.

[0005] In order to achieve the above object, the present invention is implemented through the following technical solutions:

[0006] In a first aspect, the present invention provides a multifunctional pressing device for pressing aluminum profiles and angle steel sheets, comprising: a connecting seat; a first slide connected to one side of the connecting seat via a first rectangular guide rail pair, the first slide being driven by a translation cylinder fixedly disposed on the connecting seat; a cylinder connecting plate disposed on the top of the first slide, the cylinder connecting plate being provided with a profile pressing mechanism and an outer angle steel pressing mechanism;

[0007] A transition plate is provided on the other side of the connecting seat, a horizontal slide is provided on the side of the transition plate through a second rectangular guide rail pair, a first servo transmission mechanism for driving the horizontal slide is provided on the top of the transition plate, an inner angle steel pressing mechanism is provided on the horizontal slide through a third rectangular guide rail pair, and a second servo transmission mechanism for driving the inner angle steel pressing mechanism is provided on the horizontal slide;

[0008] A sliding seat is provided at the bottom of the connecting seat, and a table is provided on the sliding seat at one end of the connecting seat. A vertical support plate is provided between the table plate and the connecting seat. The table plate and the vertical support plate are used to cooperate with the profile clamping mechanism, the outer angle steel clamping mechanism and the inner angle steel clamping mechanism to clamp the profile, the outer angle steel sheet and the inner angle steel sheet. A scale is provided on the top of the vertical support plate for positioning the profile. A movable slider is provided at the bottom of the sliding seat for the entire device to receive profiles or angle steel sheets at different workstations.

[0009] Furthermore, the profile pressing mechanism includes a guide shaft, a profile pressing cylinder and an upper pressure plate; the profile pressing cylinder is fixedly arranged on the cylinder connecting plate, the guide shaft is arranged on a guide shaft seat passing through the cylinder connecting plate, and the upper pressure plate is respectively connected to one end of the guide shaft and the telescopic rod of the profile pressing cylinder, the profile pressing cylinder is used to drive the upper pressure plate to move downward, and cooperate with the table to press the profile, and the guide shaft is used to guide the reciprocating movement of the upper pressure plate.

[0010] Furthermore, the outer angle steel pressing mechanism includes a bracket, a guide rod and an angle steel pressing cylinder, the bracket is fixedly arranged on the upper pressure plate, the guide rod is installed in a guide hole passing through the bracket, the angle steel pressing cylinder is fixedly arranged on the bracket, and an angle steel pressure plate seat is provided at one end of the guide rod, the telescopic rod of the angle steel pressing cylinder is connected to the angle steel pressure plate seat, and is used to drive the angle steel pressure plate seat to move up and down, and the angle steel pressure plate seat is detachably provided with a first angle steel pressure plate.

[0011] Furthermore, the inner angle steel pressing mechanism includes a connecting plate, a second angle steel pressure plate, a spring steel sheet and a telescopic rod; one end of the connecting plate is fixedly connected to the slider of the third rectangular guide rail pair, and the other end of the connecting plate is provided with a telescopic hole, and the telescopic rod is installed in the telescopic hole, and a positioning pin is provided on the connecting plate on the side of the telescopic hole; the second angle steel pressure plate is arranged at one end of the telescopic rod through a spring steel sheet, and the axial direction of the telescopic rod is perpendicular to the plane where the horizontal slide is located.

[0012] Furthermore, the second servo transmission mechanism includes a second servo motor and a second lead screw. The second servo motor is fixedly arranged on the horizontal slide. Both ends of the second lead screw are fixedly arranged on the horizontal slide through bearings. The slider of the second lead screw is fixedly connected to the connecting plate. The second lead screw is driven to rotate by the second servo motor, thereby driving the connecting plate to move up and down along the third rectangular guide rail pair.

[0013] Furthermore, the first servo transmission mechanism includes a first servo motor and a first lead screw. The first servo motor is fixedly arranged on the transition plate. Both ends of the first lead screw are fixedly arranged on the transition plate through bearings. The slider of the first lead screw is fixedly connected to the transition plate. The first lead screw is driven to rotate by the first servo motor, thereby driving the transition plate to move horizontally along the second rectangular guide rail pair.

[0014] Furthermore, the translation cylinder, profile pressing cylinder and angle steel pressing cylinder are all connected to a compressed air source, and the compressed air source is connected to a control device, and the control device controls the extension and contraction speed and pressing force of the translation cylinder, profile pressing cylinder and angle steel pressing cylinder respectively.

[0015] Furthermore, the first servo motor and the second servo motor are both connected to the control device, and the control device controls the rotation speed and number of rotations of the first servo motor and the second servo motor respectively, thereby controlling the movement distance of the slider of the corresponding screw.

[0016] Furthermore, a plurality of movable sliding blocks are provided at the bottom of the slide seat for horizontal movement of the entire pressing device.

[0017] In a second aspect, the present invention further provides a method for compacting an aluminum profile and an angle steel sheet using a multifunctional compacting device, comprising the following steps:

[0018] S1. After the aluminum profile enters the clamping device, it is positioned according to the scale on the upper part of the vertical support plate. The pressing cylinder is then activated under the control of the control system. The descending speed and pressing force of the pressing cylinder are implemented according to the parameters set by the control device, and the aluminum profile is pressed by the upper pressing plate.

[0019] S2. After the angle steel piece penetrates the outer cavity of the aluminum profile, the angle steel pressing cylinder is activated under the control of the control device, and the inner angle steel piece of the inner sash of the aluminum profile is pressed vertically through the first angle steel pressure plate;

[0020] S3. After the angle steel sheet penetrates the internal cavity of the aluminum profile, the first servo motor and the second servo motor are started under the control of the control device, and the inner angle steel sheet of the inner opening frame of the aluminum profile is pressed by the side of the second angle steel pressure plate;

[0021] S4. After the angle steel piece is fixed, the pressing device returns to its initial state.

[0022] Compared with the prior art, the present invention has the following advantages and positive effects:

[0023] The present invention integrates multiple profile processing procedures into one device, which can simultaneously realize four functions: profile pressing, profile positioning, outer angle steel sheet pressing and inner angle steel sheet pressing, reducing the operating steps of profile transfer on the assembly line, and reducing the number of equipment switching times, greatly improving the production efficiency of aluminum profile and angle steel sheet pressing; profile positioning is performed by a vertical support plate with a scale, which ensures the accuracy of profile placement; the profile pressing mechanism improves the pressing and positioning accuracy of the profile, so that the profile pressing position is evenly stressed, avoiding the profile from shaking due to uneven force, and effectively improving the quality stability of aluminum profile processing.

[0024] The present invention sets the bracket of the outer angle steel clamping mechanism on the upper pressure plate, which reduces the moving stroke of the angle steel clamping cylinder, reduces the impact load on the components, and extends the service life of the device; the first angle steel pressure plate is detachable, which is convenient for replacing worn parts and reduces maintenance costs. The inner angle steel clamping mechanism adopts a servo transmission mechanism, which can achieve precise fine-tuning, ensure the clamping effect of the angle steel sheet, and improve the assembly accuracy of the product; the translation cylinder, profile pressing cylinder, angle steel clamping cylinder, and the first servo motor and the second servo motor of the clamping device are all connected to the control device, and the operating parameters of each component can be set separately through the control device, such as the extension and contraction speed and clamping force of the cylinder, the rotation speed and number of rotations of the servo motor, etc., realizing intelligent control of the device, simple operation and easy adjustment, and can adapt to different production process requirements; multiple movable sliders are set at the bottom of the slide seat, so that the entire clamping device can move horizontally, and can receive semi-finished raw materials such as profiles or angle steel sheets from multiple feeding mechanisms. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The accompanying drawings, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0026] Figure 1 This is a structural diagram of a multifunctional pressing device according to Example 1 of the present invention;

[0027] Figure 2 This is a rear view of the multifunctional pressing device according to embodiment 1 of the present invention;

[0028] Figure 3 A top view of the multifunctional pressing device according to embodiment 1 of the present invention;

[0029] Figure 4 This is a front view of the multifunctional pressing device according to embodiment 1 of the present invention;

[0030] In the figure: 1. Connecting seat; 2. Horizontal slide; 3. Cylinder connecting plate; 4. Table; 5. Telescopic rod; 6. Second rectangular guide pair; 7. Third rectangular guide pair; 8. Connecting plate; 9. Profile pressing cylinder; 10. Upper pressure plate; 11. Second angle steel pressure plate; 12. Spring steel sheet; 13. First rectangular guide pair; 14. First slide; 15. First angle steel pressure plate; 16. Angle steel pressing cylinder; 17. Guide rod; 18. Scale; 19. Moving slider; 20. Vertical support plate; 21. Guide shaft; 22. First servo transmission mechanism; 23. Second servo transmission mechanism; 24. Transition plate; 25. Translation cylinder. DETAILED DESCRIPTION

[0031] It should be noted that the following detailed descriptions are illustrative and intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present invention belongs.

[0032] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present invention. As used herein, unless otherwise clearly indicated in the present invention, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "include" and / or "comprising" are used in this specification, they indicate the presence of features, steps, operations, devices, components and / or their combinations;

[0033] Example 1

[0034] This embodiment discloses a multifunctional pressing device for pressing aluminum profiles and angle steel sheets. Figure 1-Figure 4 As shown, it includes: a connecting seat 1; one side of the connecting seat 1 is connected to a first slide 14 through a first rectangular guide rail pair 13, and the first slide 14 is driven by a translation cylinder 25 fixedly arranged on the connecting seat 1; a cylinder connecting plate 3 is provided on the top of the first slide 14, and a profile clamping mechanism and an outer angle steel clamping mechanism are provided on the cylinder connecting plate 3, the profile clamping mechanism is used to clamp the profile placed on the table 4, and the outer angle steel clamping mechanism is used to clamp the angle steel sheet on the outer cavity of the profile.

[0035] A transition plate 24 is provided on the other side of the connecting seat 1, and a horizontal slide 2 is provided on the side of the transition plate 24 through the second rectangular guide rail pair 6. A first servo transmission mechanism 22 for driving the horizontal slide 2 is provided on the top of the transition plate 24, and the horizontal slide 2 is provided with an inner angle steel clamping mechanism through the third rectangular guide rail pair 7. A second servo transmission mechanism 23 for driving the inner angle steel clamping mechanism is provided on the horizontal slide 2; the inner angle steel clamping mechanism can be moved vertically and horizontally through the second rectangular guide rail pair 6 and the third rectangular guide rail pair 7. The inner angle steel clamping mechanism needs to be fine-tuned in the inner cavity of the profile, so a servo transmission mechanism needs to be selected for driving.

[0036] A sliding seat is provided at the bottom of the connecting seat 1, and a table 4 is provided on the sliding seat at one end of the connecting seat 1. A vertical support plate 20 is provided between the table plate 4 and the connecting seat 1. The table plate 4 and the vertical support plate 20 are used to cooperate with the profile clamping mechanism, the outer angle steel clamping mechanism and the inner angle steel clamping mechanism to clamp the profile, the outer angle steel sheet and the inner angle steel sheet. A scale 18 is provided on the top of the vertical support plate 20 for positioning the profile and can simultaneously clamp the profile through the profile clamping mechanism. In the present invention, four functions of clamping the profile, positioning the profile, clamping the outer angle steel sheet and clamping the inner angle steel sheet can be realized simultaneously.

[0037] The profile pressing mechanism includes a guide shaft 21, a profile pressing cylinder 9 and an upper pressing plate 10; the profile pressing cylinder 9 is fixedly arranged on the cylinder connecting plate 3, the guide shaft 21 is arranged on the guide shaft 21 seat that passes through the cylinder connecting plate 3, and the upper pressing plate 10 is respectively connected to one end of the guide shaft 21 and the telescopic rod 5 of the profile pressing cylinder 9. The profile pressing cylinder 9 is used to drive the upper pressing plate 10 to move downward and cooperate with the table 4 to press the profile. The guide shaft 21 is used to guide the reciprocating movement of the upper pressing plate 10. Driving the upper pressing plate 10 in the form of a cylinder can effectively improve the working efficiency of the pressing process. At the same time, the guide shaft 21 can improve the moving accuracy of the upper pressing plate 10, so that the force at the profile pressing position is uniform, and it can also ensure that the profile does not shake due to uneven force.

[0038] The outer angle steel clamping mechanism includes a bracket, a guide rod 17, and an angle steel clamping cylinder 16. The bracket is fixedly mounted on the upper platen 10, the guide rod 17 is installed in a guide hole that penetrates the bracket, and the angle steel clamping cylinder 16 is fixedly mounted on the bracket. One end of the guide rod 17 is provided with an angle steel clamping plate seat. The telescopic rod 5 of the angle steel clamping cylinder 16 is connected to the angle steel clamping plate seat to drive the angle steel clamping plate seat to move up and down. The angle steel clamping plate seat is detachably mounted with a first angle steel clamping plate 15. By arranging the bracket on the upper platen 10, the travel of the angle steel clamping cylinder 16 is effectively reduced, thereby protecting the components of the device from large impact loads. The first angle steel clamping plate 15 is detachable from the angle steel clamping plate seat, making it easy to replace the first angle steel clamping plate 15 when it is severely worn.

[0039] The inner angle steel clamping mechanism includes a connecting plate 8, a second angle steel pressure plate 11, a spring steel sheet 12 and a telescopic rod 5; one end of the connecting plate 8 is fixedly connected to the slider of the third rectangular guide rail pair 7, and the other end of the connecting plate 8 is provided with a telescopic hole, and the telescopic rod 5 is installed in the telescopic hole, and a positioning pin is provided on the connecting plate 8 on the side of the telescopic hole; the second angle steel pressure plate 11 is arranged at one end of the telescopic rod 5 through the spring steel sheet 12, and the axial direction of the telescopic rod 5 is perpendicular to the plane where the horizontal slide 2 is located.

[0040] The second servo transmission mechanism 23 includes a second servo motor and a second lead screw. The second servo motor is fixedly arranged on the horizontal slide 2. Both ends of the second lead screw are fixedly arranged on the horizontal slide 2 through bearings. The slider of the second lead screw is fixedly connected to the connecting plate 8. The second lead screw is driven to rotate by the second servo motor, thereby driving the connecting plate 8 to move up and down along the third rectangular guide rail pair 7.

[0041] The first servo transmission mechanism 22 includes a first servo motor and a first lead screw. The first servo motor is fixedly arranged on the transition plate 24. Both ends of the first lead screw are fixedly arranged on the transition plate 24 through bearings. The slider of the first lead screw is fixedly connected to the transition plate 24. The first lead screw is driven to rotate by the first servo motor, thereby driving the transition plate 24 to move horizontally along the second rectangular guide rail pair 6.

[0042] The translation cylinder 25, the profile pressing cylinder 9 and the angle steel pressing cylinder 16 are all connected to a compressed air source, and the compressed air source is connected to a control device, and the control device controls the extension and contraction speed and pressing force of the translation cylinder 25, the profile pressing cylinder 9 and the angle steel pressing cylinder 16 respectively.

[0043] The first servo motor and the second servo motor are both connected to the control device, and the control device controls the rotation speed and number of rotations of the first servo motor and the second servo motor respectively, thereby controlling the movement distance of the slider of the corresponding screw.

[0044] A plurality of movable sliders 19 are provided at the bottom of the slide seat for horizontal movement of the entire pressing device.

[0045] Example 2

[0046] This embodiment also provides a method for compacting aluminum profiles and angle steel sheets using a multifunctional compacting device, comprising the following steps:

[0047] S1. After the aluminum profile enters the clamping device, it is positioned according to the scale 18 on the upper portion of the vertical support plate 20. The press cylinder 9 is then activated under the control of the control system. The descent speed and clamping force of the press cylinder 9 are controlled according to the parameters set by the control device, and the aluminum profile is then compressed by the upper press plate 10.

[0048] S2. After the angle steel piece penetrates the outer cavity of the aluminum profile, the angle steel pressing cylinder 16 is activated under the control of the control device, and the inner angle steel piece of the inner sash of the aluminum profile is pressed vertically through the first angle steel pressure plate 15;

[0049] S3. After the angle steel sheet penetrates the internal cavity of the aluminum profile, the first servo motor and the second servo motor are started under the control of the control device, and the inner angle steel sheet of the inner opening frame of the aluminum profile is pressed by the side of the second angle steel pressure plate 11;

[0050] S4. After the angle steel piece is fixed, the pressing device returns to its initial state.

[0051] Although the above describes the specific embodiments of the present invention in conjunction with the accompanying drawings, it is not intended to limit the scope of protection of the present invention. Those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art on the basis of the technical solution of the present invention without any creative work are still within the scope of protection of the present invention.

Claims

1. A multifunctional pressing device for pressing aluminum profiles and angle steel sheets, characterized in that: include: Connecting seat; One side of the connecting seat is connected to a first slide via a first rectangular guide rail pair, and the first slide is driven by a translation cylinder fixedly arranged on the connecting seat; a cylinder connecting plate is provided on the top of the first slide, and a profile pressing mechanism and an outer angle steel pressing mechanism are provided on the cylinder connecting plate; A transition plate is provided on the other side of the connecting seat, a horizontal slide is provided on the side of the transition plate through a second rectangular guide rail pair, a first servo transmission mechanism for driving the horizontal slide is provided on the top of the transition plate, an inner angle steel pressing mechanism is provided on the horizontal slide through a third rectangular guide rail pair, and a second servo transmission mechanism for driving the inner angle steel pressing mechanism is provided on the horizontal slide; A slide is provided at the bottom of the connecting seat, a table is provided on the slide at one end of the connecting seat, a vertical support plate is provided between the table plate and the connecting seat, the table plate and the vertical support plate are used to cooperate with the profile pressing mechanism, the outer angle steel pressing mechanism and the inner angle steel pressing mechanism to press the profile, the outer angle steel sheet and the inner angle steel sheet, a scale is provided on the top of the vertical support plate for positioning the profile, a movable slider is provided at the bottom of the slide, and the entire device is used to receive profiles or angle steel sheets at different stations; The profile pressing mechanism includes a guide shaft, a profile pressing cylinder and an upper pressing plate; the outer angle steel pressing mechanism includes a bracket, a guide rod and an angle steel pressing cylinder, and the bracket is fixedly arranged on the upper pressing plate; The inner angle steel pressing mechanism includes a connecting plate, a second angle steel pressing plate, a spring steel sheet and a telescopic rod; one end of the connecting plate is fixedly connected to the slider of the third rectangular guide rail pair, the other end of the connecting plate is provided with a telescopic hole, the telescopic rod is installed in the telescopic hole, and a positioning pin is provided on the connecting plate on the side of the telescopic hole; the second angle steel pressing plate is provided at one end of the telescopic rod through the spring steel sheet, and the axial direction of the telescopic rod is perpendicular to the plane where the horizontal slide plate is located; The second servo transmission mechanism includes a second servo motor and a second lead screw, the second servo motor is fixedly mounted on the horizontal slide, both ends of the second lead screw are fixedly mounted on the horizontal slide via bearings, a slider of the second lead screw is fixedly connected to the connecting plate, and the second lead screw is driven to rotate by the second servo motor, thereby driving the connecting plate to move up and down along the third rectangular guide rail pair; The first servo transmission mechanism includes a first servo motor and a first lead screw. The first servo motor is fixedly arranged on the transition plate. Both ends of the first lead screw are fixedly arranged on the transition plate through bearings. The slider of the first lead screw is fixedly connected to the transition plate. The first lead screw is driven to rotate by the first servo motor, thereby driving the transition plate to move horizontally along the second rectangular guide rail pair.

2. A multifunctional pressing device for pressing aluminum profiles and angle steel sheets according to claim 1, characterized in that: The profile pressing cylinder is fixedly arranged on the cylinder connecting plate, the guide shaft is arranged on a guide shaft seat passing through the cylinder connecting plate, the upper pressing plate is respectively connected to one end of the guide shaft and the telescopic rod of the profile pressing cylinder, the profile pressing cylinder is used to drive the upper pressing plate to move downward, and cooperate with the table to press the profile, and the guide shaft is used to guide the reciprocating movement of the upper pressing plate.

3. A multifunctional pressing device for pressing aluminum profiles and angle steel sheets according to claim 2, characterized in that: The guide rod is installed in the guide hole that passes through the bracket, the angle steel pressing cylinder is fixedly arranged on the bracket, an angle steel pressure plate seat is provided at one end of the guide rod, the telescopic rod of the angle steel pressing cylinder is connected to the angle steel pressure plate seat, and is used to drive the angle steel pressure plate seat to move up and down, and a first angle steel pressure plate is detachably provided on the angle steel pressure plate seat.

4. A multifunctional pressing device for pressing aluminum profiles and angle steel sheets according to claim 1, characterized in that: The translation cylinder, profile pressing cylinder and angle steel pressing cylinder are all connected to a compressed air source, and the compressed air source is connected to a control device. The control device controls the extension and contraction speed and pressing force of the translation cylinder, profile pressing cylinder and angle steel pressing cylinder respectively.

5. A multifunctional pressing device for pressing aluminum profiles and angle steel sheets as claimed in claim 4, characterized in that: The first servo motor and the second servo motor are both connected to the control device, and the control device controls the rotation speed and number of rotations of the first servo motor and the second servo motor respectively, thereby controlling the movement distance of the slider of the corresponding screw.

6. A multifunctional pressing device for pressing aluminum profiles and angle steel sheets according to claim 1, characterized in that: A plurality of movable sliding blocks are provided at the bottom of the slide seat for horizontal movement of the entire pressing device.

7. A method for compacting a multifunctional compacting device for compacting aluminum profiles and angle steel sheets according to any one of claims 1 to 6, characterized in that: The following steps are involved: S1. After the aluminum profile enters the clamping device, it is positioned according to the scale on the upper part of the vertical support plate. The pressing cylinder is then activated under the control of the control system. The descending speed and pressing force of the pressing cylinder are implemented according to the parameters set by the control device, and the aluminum profile is pressed by the upper pressing plate. S2. After the angle steel piece penetrates the outer cavity of the aluminum profile, the angle steel pressing cylinder is activated under the control of the control device, and the inner angle steel piece of the inner sash of the aluminum profile is pressed vertically through the first angle steel pressure plate; S3. After the angle steel sheet penetrates the internal cavity of the aluminum profile, the first servo motor and the second servo motor are started under the control of the control device, and the inner angle steel sheet of the inner opening frame of the aluminum profile is pressed by the side of the second angle steel pressure plate; S4. After the angle steel piece is fixed, the pressing device returns to its initial state.

Images