Pressing mechanism

Abstract

The utility model provides a pressing mechanism, and belongs to the technical field of production equipment. The rotating assembly comprises a movable seat, a rotating shaft and a supporting block, the rotating shaft is rotatably connected with the movable seat, and the supporting block is connected with the rotating shaft; the supporting plate is a flexible piece, and the supporting plate is connected with the supporting block of the rotating assembly in a sliding mode; the first translation assembly comprises a first moving seat and a driving element, the first moving seat is movably connected with the base, and the driving element is connected with the base. The correcting device has the advantages that the supporting plate plays a role in flexible supporting in the correcting process and can change along with correcting of a workpiece, meanwhile, the supporting block plays a role in rigid supporting on the supporting plate, even if the supporting plate shifts relative to the supporting block, the supporting plate cannot be affected, and the correcting effect is good. Therefore, the driving element can continuously support the workpiece when driving the workpiece to generate the shape-righting change, and the workpiece cannot be damaged.

Description

Technical Field

[0001] The utility model belongs to the technical field of production equipment and relates to a pressing mechanism. Background Art

[0002] When producing automotive parts such as side beams, the side beams need to be corrected. In existing correction tooling, in the existing technology, the mechanism that plays a clamping role cannot continuously press the workpiece as the workpiece changes in shape. That is, the clamping mechanism is prone to friction with the workpiece itself during the clamping process, causing damage to the workpiece, and there is a lot of room for improvement. Summary of the Invention

[0003] The purpose of the utility model is to address the above-mentioned problems in the prior art and to propose a pressing mechanism.

[0004] The purpose of the utility model can be achieved through the following technical solutions: a pressing mechanism, comprising:

[0005] base;

[0006] A rotating assembly comprising a movable seat, a rotating shaft and a supporting block, wherein the rotating shaft is rotatably connected to the movable seat, and the supporting block is connected to the rotating shaft;

[0007] a support plate, which is a flexible member, and is slidably connected to the support block of the rotating assembly;

[0008] The first translation assembly includes a first movable seat and a driving element. The first movable seat is movably connected to the base. The driving element is connected to the base. The first movable seat is connected to the driving element. The driving element can drive the first movable seat to move relative to the base. The movable seat is connected to the first movable seat.

[0009] In the above-mentioned pressing mechanism, a first return spring is further included. The first return spring is arranged between the base and the first movable seat, and two ends of the first return spring are in contact with the base and the first movable seat respectively.

[0010] In the above-mentioned clamping mechanism, it also includes a second movable seat, which is movably connected to the first movable seat, and the moving direction of the second movable seat is perpendicular to the moving direction of the first movable seat. The movable seat is connected to the first movable seat through the second movable seat.

[0011] In the above-mentioned pressing mechanism, a second return spring is further included. The second return spring is arranged between the first movable seat and the second movable seat, and two ends of the second return spring are in contact with the first movable seat and the second movable seat respectively.

[0012] In the above-mentioned clamping mechanism, it also includes a lifting seat, which is connected to the second movable seat in a liftable manner, the lifting direction of the lifting seat is perpendicular to the moving direction of the first movable seat, and the lifting direction of the lifting seat is perpendicular to the moving direction of the second movable seat, and the movable seat is connected to the second movable seat through the lifting seat.

[0013] In the above-mentioned pressing mechanism, a third return spring is further included. The third return spring is arranged between the second movable seat and the lifting seat, and two ends of the third return spring are in contact with the second movable seat and the lifting seat respectively.

[0014] In the above-mentioned clamping mechanism, the rotating assembly further includes a fourth return spring, which is arranged between the support block and the movable seat, and two ends of the fourth return spring are in contact with the support block and the movable seat respectively.

[0015] In the above-mentioned clamping mechanism, the rotating assembly also includes a guide pin, the support block is provided with a guide hole, one end of the guide pin is connected to the movable seat, the other end of the guide pin is movably connected to the guide hole, and the fourth reset spring is sleeved on the guide pin.

[0016] In the above-mentioned clamping mechanism, the rotating assembly further includes a limit block, which is connected to the support block and can contact the movable seat, and the rotating shaft is located between the fourth return spring and the limit block.

[0017] In the above-mentioned pressing mechanism, the support block is provided with a sliding groove, and one end of the support plate is provided in the sliding groove and can slide along the length direction of the support block.

[0018] Compared with the prior art, the beneficial effects of the present invention are:

[0019] 1. During the correction process, the support plate plays a flexible supporting role and can change with the correction of the workpiece. At the same time, the support block plays a rigid supporting role for the support plate. Even if the support plate is displaced relative to the support block, it will not be affected. Therefore, the driving element can continuously support the workpiece when driving the workpiece to undergo correction without damaging the workpiece itself.

[0020] 2. Both ends of the first return spring are in contact with the base and the first movable seat respectively. The first return spring can drive the first movable seat to return to its original position after the workpiece is corrected and released, so that the next workpiece can be corrected.

[0021] 3. The second movable seat is movably connected to the first movable seat, and the moving direction of the second movable seat is perpendicular to the moving direction of the first movable seat. The second movable seat enables the movable seat to adapt to the horizontal changes of the workpiece during the correction process.

[0022] 4. The two ends of the second return spring are in contact with the first movable seat and the second movable seat respectively. Therefore, the second return spring can play a role of flexible support for the second movable seat. At the same time, it can push the second movable seat to reset after the workpiece is corrected and released, so that the next workpiece can be corrected.

[0023] 5. The lifting seat is connected to the second movable seat in a liftable manner, and the lifting direction of the lifting seat is perpendicular to the moving direction of the first movable seat and the moving direction of the second movable seat. The lifting seat enables the movable seat to adapt to the vertical changes of the workpiece during the correction process.

[0024] 6. The two ends of the third return spring are in contact with the second movable seat and the lifting seat respectively. Therefore, the third return spring can play a role of flexible support for the lifting seat. At the same time, it can push the lifting seat to reset after the workpiece is corrected and released, so that the correction of the next workpiece can be carried out. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of the pressing mechanism of the present utility model.

[0026] Figure 2 It is an exploded view of the pressing mechanism of the present invention.

[0027] Figure 3 This is an exploded view of the clamping mechanism of the present invention from another perspective.

[0028] Figure 4 This is an exploded view of the clamping mechanism of the present invention from another perspective.

[0029] Figure 5 This is an exploded view of the clamping mechanism of the present invention from another perspective.

[0030] In the figure, 100, base; 210, movable seat; 220, rotating shaft; 230, support block; 231, guide hole; 232, sliding groove; 240, fourth return spring; 250, guide pin; 260, limit block; 300, support plate; 410, first movable seat; 420, driving element; 500, first return spring; 600, second movable seat; 700, second return spring; 800, lifting seat; 900, third return spring. DETAILED DESCRIPTION

[0031] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0032] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0033] In addition, terms such as "first," "second," and "an" in this utility model are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features indicated. Therefore, features specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0034] In this utility model, unless otherwise specified or limited, the terms "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can mean fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0035] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in this field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by this utility model.

[0036] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Persons skilled in the art may make various modifications, additions, or substitutions to the described specific embodiments without departing from the spirit of the present invention or exceeding the scope defined by the appended claims.

[0037] like Figure 1-Figure 5 As shown, a pressing mechanism includes: a base 100, a rotating assembly, a support plate 300 and a first translation assembly.

[0038] The rotating assembly includes a movable seat 210 , a rotating shaft 220 and a supporting block 230 . The rotating shaft 220 is rotatably connected to the movable seat 210 , and the supporting block 230 is connected to the rotating shaft 220 .

[0039] The support plate 300 is a flexible member, and the support plate 300 is slidably connected to the support block 230 of the rotating assembly.

[0040] Among them, the first translation component includes a first movable seat 410 and a driving element 420, the first movable seat 410 is movably connected to the base 100, the driving element 420 is connected to the base 100, the first movable seat 410 is connected to the driving element 420, the driving element 420 can drive the first movable seat 410 to move relative to the base 100, and the movable seat 210 is connected to the first movable seat 410.

[0041] In this embodiment, during the correction process, the support plate 300 plays a flexible supporting role and can change with the correction of the workpiece. At the same time, the support block 230 plays a rigid supporting role for the support plate 300. Even if the support plate 300 is displaced relative to the support block 230, it will not be affected. Therefore, the driving element 420 can continuously support the workpiece when driving the workpiece to undergo correction changes without damaging the workpiece itself.

[0042] like Figure 1-Figure 5 As shown, based on the above embodiment, the first return spring 500 is arranged between the base 100 and the first movable seat 410, and both ends of the first return spring 500 are in contact with the base 100 and the first movable seat 410 respectively.

[0043] In this embodiment, both ends of the first return spring 500 are in contact with the base 100 and the first movable seat 410 respectively. The first return spring 500 can drive the first movable seat 410 to reset after the workpiece is corrected and released, so that the next workpiece can be corrected.

[0044] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, it also includes a second movable seat 600, which is movably connected to the first movable seat 410, and the moving direction of the second movable seat 600 is perpendicular to the moving direction of the first movable seat 410, and the movable seat 210 is connected to the first movable seat 410 through the second movable seat 600.

[0045] In this embodiment, the second movable seat 600 is movably connected to the first movable seat 410, and the moving direction of the second movable seat 600 is perpendicular to the moving direction of the first movable seat 410. Through the second movable seat 600, the movable seat 210 can adapt to the horizontal changes of the workpiece during the correction process.

[0046] like Figure 1-Figure 5 As shown, based on the above embodiment, it also includes a second return spring 700, which is arranged between the first moving seat 410 and the second moving seat 600, and the two ends of the second return spring 700 are in contact with the first moving seat 410 and the second moving seat 600 respectively.

[0047] In this embodiment, the two ends of the second return spring 700 are in contact with the first movable seat 410 and the second movable seat 600 respectively, so the second return spring 700 can play a flexible support role for the second movable seat 600, and at the same time can push the second movable seat 600 to reset after the workpiece correction is completed and released, so that the correction of the next workpiece can be carried out.

[0048] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, it further includes a lifting seat 800, which is connected to the second movable seat 600 in a liftable manner, and the lifting direction of the lifting seat 800 is perpendicular to the moving direction of the first movable seat 410. The lifting direction of the lifting seat 800 is perpendicular to the moving direction of the second movable seat 600, and the movable seat 210 is connected to the second movable seat 600 through the lifting seat 800.

[0049] In this embodiment, the lifting seat 800 can be connected to the second movable seat 600 in a lifting manner, and the lifting direction of the lifting seat 800 is perpendicular to the moving direction of the first movable seat 410 and the moving direction of the second movable seat 600. Through the lifting seat 800, the movable seat 210 can adapt to the changes in the vertical direction of the workpiece during the correction process.

[0050] like Figure 1-Figure 5 As shown, based on the above embodiment, a third return spring 900 is further included. The third return spring 900 is arranged between the second movable seat 600 and the lifting seat 800, and the two ends of the third return spring 900 are in contact with the second movable seat 600 and the lifting seat 800 respectively.

[0051] In this embodiment, the two ends of the third return spring 900 are in contact with the second movable seat 600 and the lifting seat 800 respectively, so the third return spring 900 can play a flexible support role for the lifting seat 800, and at the same time can push the lifting seat 800 to reset after the workpiece correction is completed and released, so that the correction of the next workpiece can be carried out.

[0052] like Figure 1-Figure 5 As shown, based on the above embodiment, the rotating assembly also includes a fourth return spring 240, and the fourth return spring 240 is arranged between the support block 230 and the movable seat 210, and the two ends of the fourth return spring 240 are in contact with the support block 230 and the movable seat 210 respectively.

[0053] In this embodiment, both ends of the fourth return spring 240 are in contact with the support block 230 and the base 100 respectively. The fourth return spring 240 can push the support block 230 to reset after the workpiece is corrected and released, so that the next workpiece can be corrected.

[0054] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, the rotating assembly also includes a guide pin 250, the support block 230 is provided with a guide hole 231, one end of the guide pin 250 is connected to the movable seat 210, and the other end of the guide pin 250 is movably connected to the guide hole 231, and the fourth reset spring 240 is sleeved on the guide pin 250.

[0055] In this embodiment, one end of the guide pin 250 is connected to the movable seat 210, and the other end of the guide pin 250 can move along the first guide hole 231. Therefore, when the support block 230 rotates, the guide pin 250 moves along the guide hole 231, guiding the rotation of the support block 230 relative to the movable seat 210, and preventing the support block 230 from rotating and offset.

[0056] Preferably, the fourth return spring 240 is sleeved on the guide pin 250, so that the guide pin 250 can not only play a guiding role, but also prevent the fourth return spring 240 from deflecting during the extension and retraction process.

[0057] like Figure 1-Figure 5 As shown, based on the above embodiment, the rotating assembly also includes a limit block 260, which is connected to the support block 230 and can contact the movable seat 210, and the rotating shaft 220 is located between the fourth reset spring 240 and the limit block 260.

[0058] In this embodiment, the limit block 260 is connected to the support block 230 and can contact the movable seat 210, thereby limiting the maximum rotation angle of the rotating shaft 220 and preventing the support block 230 from rotating excessively beyond the restorable position of the fourth reset spring 240, thereby reducing the elasticity damage and being unable to reset.

[0059] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, the support block 230 is provided with a sliding groove 232 , and one end of the support plate 300 is provided in the sliding groove 232 and can slide along the length direction of the support block 230 .

[0060] In this embodiment, one end of the support plate 300 is disposed in the sliding groove 232 and can slide along the length direction of the support block 230, restricting the support plate 300 from sliding in the sliding groove 232 and clamping the support plate 300 to limit its movement.

Claims

1. A clamping mechanism, characterized in that: include: base; A rotating assembly comprising a movable seat, a rotating shaft and a supporting block, wherein the rotating shaft is rotatably connected to the movable seat, and the supporting block is connected to the rotating shaft; a support plate, which is a flexible member, and is slidably connected to the support block of the rotating assembly; The first translation assembly includes a first movable seat and a driving element. The first movable seat is movably connected to the base. The driving element is connected to the base. The first movable seat is connected to the driving element. The driving element can drive the first movable seat to move relative to the base. The movable seat is connected to the first movable seat.

2. A pressing mechanism according to claim 1, characterized in that: It also includes a first return spring, which is arranged between the base and the first movable seat, and two ends of the first return spring are in contact with the base and the first movable seat respectively.

3. A pressing mechanism according to claim 1, characterized in that: It also includes a second movable seat, which is movably connected to the first movable seat. The moving direction of the second movable seat is perpendicular to the moving direction of the first movable seat. The movable seat is connected to the first movable seat through the second movable seat.

4. A pressing mechanism according to claim 3, characterized in that: It also includes a second return spring, which is arranged between the first moving seat and the second moving seat, and two ends of the second return spring are in contact with the first moving seat and the second moving seat respectively.

5. A pressing mechanism according to claim 3, characterized in that: It also includes a lifting seat, which is escalably connected to the second movable seat. The lifting direction of the lifting seat is perpendicular to the moving direction of the first movable seat, and the lifting direction of the lifting seat is perpendicular to the moving direction of the second movable seat. The movable seat is connected to the second movable seat through the lifting seat.

6. A pressing mechanism according to claim 5, characterized in that: The utility model further comprises a third return spring, which is arranged between the second movable seat and the lifting seat, and two ends of the third return spring are in contact with the second movable seat and the lifting seat respectively.

7. A pressing mechanism according to claim 1, characterized in that: The rotating assembly further includes a fourth return spring, which is disposed between the support block and the movable seat. Two ends of the fourth return spring are in contact with the support block and the movable seat respectively.

8. A pressing mechanism according to claim 7, characterized in that: The rotating assembly also includes a guide pin, the support block is provided with a guide hole, one end of the guide pin is connected to the movable seat, the other end of the guide pin is movably connected to the guide hole, and the fourth reset spring is sleeved on the guide pin.

9. A pressing mechanism according to claim 8, characterized in that: The rotating assembly further includes a limiting block, which is connected to the supporting block and can contact the movable seat, and the rotating shaft is located between the fourth reset spring and the limiting block.

10. The pressing mechanism according to claim 1, wherein: The support block is provided with a sliding groove, and one end of the support plate is arranged in the sliding groove and can slide along the length direction of the support block.

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