Vertical overturning pin retreating mechanism

Abstract

The utility model discloses a vertical overturning pin retreating mechanism in the technical field of welding tool equipment, and aims to solve the problems that in the prior art, an air cylinder is generally adopted to directly drive a positioning pin to ascend and descend, so that a workpiece is positioned, and the air cylinder cannot be directly installed above the workpiece due to limitation of operation, sites and the like; and therefore, the positioning work of the workpiece is difficult to carry out, and the replacement of the workpiece is easily influenced. The device comprises a frame body and a pin withdrawing assembly, the frame body comprises a bottom plate, a driving mechanism is arranged at the bottom of the bottom plate, connecting plates are symmetrically arranged at the top of the bottom plate, the pin withdrawing assembly comprises a pressing arm, and a positioning pin is arranged at one end of the pressing arm; when positioning of a workpiece needs to be cancelled, the positioning pin and the pressing arm are prevented from being located above the workpiece, the workpiece can be replaced conveniently, the welding efficiency is guaranteed, meanwhile, the frame body and the pin withdrawing assembly are both located on one side of the workpiece, the frame body and the pin withdrawing assembly are prevented from being directly installed above the workpiece, and the welding device is suitable for more different working occasions.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of vertical turnover withdrawal pin mechanism, belong to welding tooling equipment technical field. BACKGROUND

[0002] Welding, also known as fusion, is a manufacturing process and technology that joins metal or other thermoplastic materials such as plastic through heating, high temperature, or high pressure. When welding a workpiece, it is often necessary to position the workpiece to ensure its stability, thereby ensuring the stability of the welding process. The prior art typically uses positioning pins to position the workpiece.

[0003] The prior art typically uses a cylinder to directly drive the positioning pin up and down, thereby positioning the workpiece. Due to operational, site, and other limitations, the cylinder cannot be directly installed above the workpiece, making it difficult to position the workpiece. Moreover, the cylinder located above the workpiece can easily affect the replacement of the workpiece, thereby affecting the efficiency of the welding work. SUMMARY

[0004] The utility model aims to overcome the deficiencies in the prior art and provide a vertical turnover withdrawal pin mechanism to solve the problem of the prior art, which typically uses a cylinder to directly drive the positioning pin up and down, thereby positioning the workpiece. Due to operational, site, and other limitations, the cylinder cannot be directly installed above the workpiece, making it difficult to position the workpiece. Moreover, the cylinder located above the workpiece can easily affect the replacement of the workpiece, thereby affecting the efficiency of the welding work.

[0005] To solve the above technical problems, the utility model is implemented by using the following technical solutions:

[0006] The utility model provides a kind of vertical turnover withdrawal pin mechanism, including frame body and withdrawal pin component, the frame body includes bottom plate, the bottom of the bottom plate is equipped with drive mechanism, the top of the bottom plate is symmetrically equipped with connecting plate, the withdrawal pin component includes pressing arm, the pressing arm one end is equipped with positioning pin;

[0007] The output end of the drive mechanism is rotatably connected to the other end of the pressing arm, the pressing arm is located between the two connecting plates, a second hinge pin is provided in the pressing arm, a guide groove is formed in the outer wall of the connecting plate on one side of the second hinge pin, and the second hinge pin is slidably connected to at least one of the guide grooves.

[0008] Further, the pressing arm is rotatably connected to the output end of the drive mechanism through a first hinge pin.

[0009] Further, the first hinge pin is slidably connected to two guide grooves, and the guide grooves are L-shaped grooves.

[0010] Further, the driving mechanism comprises a cylinder arranged at the bottom of the bottom plate, and an output end of the cylinder is provided with a cylinder joint, and the cylinder joint is rotationally connected with the pressing arm through the first hinge pin.

[0011] Further, the top of the bottom plate is symmetrically provided with vertical plates, and the connecting plates are detachably connected with the two vertical plates, and the two connecting plates are located at the two sides of the vertical plates respectively.

[0012] Further, the outer wall of one of the vertical plates is detachably connected with a mounting plate, and the top of the mounting plate is provided with a first limiting block.

[0013] Further, the bottom of the outer wall of the pressing arm is provided with a second limiting block, and when the positioning pin is in contact with the workpiece, the first limiting block is in contact with the second limiting block.

[0014] Further, the outer wall of the connecting plate is detachably connected with a protective cover on one side of the guide groove.

[0015] Compared with the prior art, the vertical flip-out pin mechanism has the following beneficial effects:

[0016] The vertical flip-out pin mechanism, through the cooperation of the pressing arm, the second hinge pin and the guide groove, the guide groove plays a guiding role on the second hinge pin, thereby playing a guiding role on the pressing arm, when it is necessary to cancel the positioning of the workpiece, the pressing arm can drive the positioning pin to move upward by a distance, so that the positioning pin is separated from the workpiece, and then the pressing arm moves away from the workpiece to swing, avoiding that the positioning pin and the pressing arm are located above the workpiece, so as to facilitate the replacement work of the workpiece, ensuring the efficiency of the welding work, and the frame body and the pin withdrawing assembly of the present application are located on one side of the workpiece, avoiding being directly installed above the workpiece, being suitable for more different working occasions, and ensuring the applicability of the vertical flip-out pin mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a three-dimensional structure schematic view when the vertical flip-out pin mechanism provided by the embodiment of the present application positions the workpiece;

[0018] Figure 2 is a three-dimensional structure schematic view when the vertical flip-out pin mechanism provided by the embodiment of the present application does not position the workpiece;

[0019] Figure 3 is a three-dimensional structure schematic view of a connecting plate provided by the embodiment of the present application;

[0020] Figure 4 is a three-dimensional structure schematic view when the pressing arm provided by the embodiment of the present application positions the workpiece;

[0021] Figure 5It is the three-dimensional structure schematic view when the guide groove does not position the workpiece according to the embodiment of the utility model.

[0022] Figure 6 It is the three-dimensional structure schematic view when the guide groove positions the workpiece according to the embodiment of the utility model.

[0023] Figure 7 It is the three-dimensional structure schematic view when the guide groove does not position the workpiece according to the embodiment of the utility model.

[0024] In the figure: 1, frame body;10, bottom plate;11, vertical plate;12, first limit block;13, connecting plate;14, shield;15, mounting plate;2, pin withdrawal assembly;21, positioning pin;22, pressing arm;23, second limit block;24, first hinge pin;25, second hinge pin;26, air cylinder;27, air cylinder joint;28, guide groove. DETAILED DESCRIPTION

[0025] The utility model will be further described below in combination with the drawings. The following embodiments are only used for more clearly explaining the technical scheme of the utility model, and cannot limit the protection scope of the utility model.

[0026] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can be explicitly or implicitly included one or more. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0027] In the description of the utility model, it needs to be explained that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0028] As Figures 1-7 The utility model provides a kind of vertical turnover ejection pin mechanism, including frame body 1 and ejection pin assembly 2, the frame body 1 includes bottom plate 10, the bottom of the bottom plate 10 is equipped with driving mechanism, the top of the bottom plate 10 is symmetrically equipped with connecting plate 13, the ejection pin assembly 2 includes pressing arm 22, and the pressing arm 22 one end is equipped with positioning pin 21;The output end of the driving mechanism is rotatably connected with the other end of the pressing arm 22, the pressing arm 22 is located between two the connecting plate 13, the second hinge pin 25 is equipped in the pressing arm 22, the outer wall of the connecting plate 13 is opened with guide slot 28 on the side of the second hinge pin 25, and the second hinge pin 25 is slidably connected with at least one of the guide slot 28.

[0029] Specifically, when needing to position workpiece, first place workpiece on one side of frame body 1, and then driving mechanism starts to work, pushes pressing arm 22 to move downwards, and connecting plate 13 is located on both sides of pressing arm 22, which plays a certain guiding effect on the movement of pressing arm 22, second hinge pin 25 moves with pressing arm 22, and guide slot 28 plays a guiding effect on second hinge pin 25, so as to guide the movement of pressing arm 22, so that pressing arm 22 swings towards workpiece, drives positioning pin 21 to move above workpiece, and then driving mechanism drives pressing arm 22 and positioning pin 21 to move downwards by a distance, so that positioning pin 21 contacts workpiece, and the positioning work of workpiece is completed;When needing to eject positioning pin 21 and cancel the positioning work of workpiece, driving mechanism can be controlled to work reversely at this time, so as to push pressing arm 22 to move upwards, guide slot 28 plays a guiding effect on second hinge pin 25, so as to guide the movement of pressing arm 22, so that pressing arm 22 drives positioning pin 21 to move upwards by a distance, and then positioning pin 21 is separated from workpiece, and the positioning of workpiece is cancelled, and then pressing arm 22 swings away from workpiece, and positioning pin 21 moves with pressing arm 22, so that positioning pin 21 is no longer located above workpiece, and the positioning work of workpiece is cancelled, and positioning pin 21 is prevented from blocking the replacement of workpiece;Further, positioning pin 21 can be replaced according to actual work requirement, so as to meet the positioning requirement of different workpieces.

[0030] As Figures 4-5As shown, the utility model discloses a cooperation of pressing arm 22, second hinge pin 25 and guide groove 28, and the guide groove 28 plays a guiding role for the second hinge pin 25, thereby playing a guiding role for the pressing arm 22, when needing to cancel the positioning of the workpiece, the pressing arm 22 can drive the positioning pin 21 to move upwards by a distance, makes the positioning pin 21 separate from the workpiece, and then the pressing arm 22 swings away from the workpiece, avoids that the positioning pin 21 and the pressing arm 22 are located above the workpiece, so as to facilitate the replacement work of the workpiece, guarantees the efficiency of the welding work, and simultaneously the frame body 1 and the pin withdrawing assembly 2 of the present application are located on one side of the workpiece, avoid being directly installed above the workpiece, applicable to more different working occasions, guarantee the applicability of the utility model.

[0031] One embodiment, the pressing arm 22 is rotatably connected with the output end of the driving mechanism through the first hinge pin 24, the first hinge pin 24 is slidably connected with two guide grooves 28, and the guide groove 28 is an L-shaped groove.

[0032] Specifically, when the driving mechanism drives the pressing arm 22 to move, the guide groove 28 is used for guiding the first hinge pin 24 and the second hinge pin 25, further ensuring the stability of the pressing arm 22 when moving, and the first hinge pin 24 limits the rotation angle of the pressing arm 22, and the pressing arm 22 can swing around the first hinge pin 24.

[0033] One embodiment, the driving mechanism includes a cylinder 26 arranged at the bottom of the bottom plate 10, the output end of the cylinder 26 is provided with a cylinder joint 27, the cylinder joint 27 is rotatably connected with the pressing arm 22 through the first hinge pin 24, and the cylinder 26 is used for driving the cylinder joint 27 to ascend and descend.

[0034] One embodiment, the top of the bottom plate 10 is symmetrically provided with a stand plate 11, the connecting plate 13 is detachably connected with two stand plates 11, two connecting plates 13 are located on the two sides of the stand plate 11 respectively, two stand plates 11 are used for supporting two connecting plates 13, and the distance between the two connecting plates 13 is limited, so that the pressing arm 22 can be placed between the two connecting plates 13, and the stability of the pressing arm 22 when working is ensured.

[0035] As Figures 1-3 As shown, one embodiment, one outer wall of the stand plate 11 is detachably connected with a mounting plate 15, the top of the mounting plate 15 is provided with a first limiting block 12, and the outer wall bottom of the pressing arm 22 is provided with a second limiting block 23, when the positioning pin 21 contacts the workpiece, the first limiting block 12 contacts the second limiting block 23.

[0036] Specifically, the mounting plate 15 supports the first limiting block 12, and the first limiting block 12 cooperates with the second limiting block 23 to position the pressing arm 22, thereby ensuring the relative position stability of the positioning pin 21 and the workpiece.

[0037] In an embodiment, a shroud 14 is detachably connected to the outer wall of the connecting plate 13 on one side of the guide groove 28, and serves to protect the guide groove 28, thereby ensuring the stability of the first hinge pin 24 and the second hinge pin 25 during movement.

[0038] The above description is only preferred embodiments of the present application, and it should be pointed out that, for those skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present application.

Claims

1. A vertical flip ejection mechanism characterized by, Including frame body (1) and withdrawal pin assembly (2), the frame body (1) includes bottom plate (10), the bottom of the bottom plate (10) is provided with a drive mechanism, the top of the bottom plate (10) is provided with connecting plate (13) symmetrically, the withdrawal pin assembly (2) includes pressing arm (22), one end of the pressing arm (22) is provided with positioning pin (21); The output end of the drive mechanism is rotatably connected with the other end of the pressing arm (22), the pressing arm (22) is located between the two connecting plates (13), the pressing arm (22) is provided with second hinge pin (25) inside, the outer wall of the connecting plate (13) is provided with guide groove (28) on one side of the second hinge pin (25), the second hinge pin (25) is slidably connected with at least one of the guide grooves (28).

2. The vertical flip-pull mechanism of claim 1, wherein The pressing arm (22) is rotatably connected with the output end of the drive mechanism through first hinge pin (24).

3. The vertical flip-pull mechanism of claim 2, wherein, The first hinge pin (24) is slidably connected with two guide grooves (28) simultaneously, and the guide groove (28) is an L-shaped groove.

4. The vertical flip-pull mechanism of claim 2, wherein, The drive mechanism includes a cylinder (26) arranged at the bottom of the bottom plate (10), and the output end of the cylinder (26) is provided with a cylinder joint (27), and the cylinder joint (27) is rotatably connected with the pressing arm (22) through the first hinge pin (24).

5. The vertical flip-pull mechanism of claim 1, wherein, The top of the bottom plate (10) is provided with vertical plate (11) symmetrically, the connecting plate (13) is detachably connected with two vertical plates (11) simultaneously, and the two connecting plates (13) are located on the two sides of the vertical plate (11) respectively.

6. The vertical flip-pull mechanism of claim 5, wherein, The outer wall of one of the vertical plates (11) is detachably connected with mounting plate (15), and the top of the mounting plate (15) is provided with first limiting block (12).

7. The vertical flip-pivot mechanism of claim 6, wherein, The outer wall of the pressing arm (22) is provided with second limiting block (23) at the bottom, when the positioning pin (21) contacts the workpiece, the first limiting block (12) contacts the second limiting block (23).

8. The vertical flip-pivot mechanism of claim 1, wherein, The outer wall of the connecting plate (13) is detachably connected with the shroud (14) on one side of the guide groove (28).

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