Device with ejection mechanism

Abstract

The utility model relates to the field of shock absorber gasket manufacturing, in particular to a device with an ejection mechanism, which comprises a workbench, a support plate and a guide post, a hydraulic cylinder is arranged at the top of the support plate, an extending end of the hydraulic cylinder is connected with an upper die, a lower die is arranged in the top of the workbench, a pressing plate is arranged on the lower surface of the upper die, and the guide post is connected with the lower die. Vibration assemblies are arranged at the positions, located on the two sides of the lower die, in the workbench, each vibration assembly comprises a knocking rod, one end of each knocking rod is connected with a vibration plate, a fixing frame and a mounting frame are arranged on the bottom face of the workbench, a second motor is arranged on the inner bottom face of the fixing frame, and the extending end of the second motor is connected with an ejector rod. The top ends of the ejector rods are connected with ejector plates, the four corners of the bottom of the inner wall of the lower die are all sleeved with auxiliary ejector plates, and the bottom faces of the four auxiliary ejector plates are all connected with auxiliary ejector rods. Through the cooperation of the structure, the purpose of conveniently taking out the machined part from the mold is achieved.

Description

Technical Field

[0001] The utility model belongs to the field of shock absorber pad manufacturing, and particularly relates to a device with an ejection mechanism. Background Art

[0002] Shock absorbers are used to dampen the vibrations of springs rebounding after absorbing shock, as well as impacts from the road. They are widely used in automobiles to accelerate the attenuation of frame and body vibrations, improving the vehicle's ride smoothness. Shock absorbers require pads to provide cushioning, improving ride smoothness and comfort.

[0003] However, during the manufacturing process of existing shock absorber pads, the ejection mechanism of the mold cannot meet the demolding requirements, there will be partial adhesion between the workpiece and the mold, the demolding efficiency is low, and the ejection force of the ejection mechanism is low and unevenly distributed. A device with an ejection mechanism is now provided to alleviate the above-mentioned problems. Summary of the Invention

[0004] The utility model realizes the purpose of facilitating the removal of workpieces from a mold by cooperating the ejector rod, the ejector plate, the auxiliary ejector rod and the auxiliary ejector plate so that the ejector rod drives the ejector plate to move and the auxiliary ejector rod drives the auxiliary ejector plate to move.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] The top of the hydraulic cylinder is connected to the upper mold, and the bottom of the hydraulic cylinder is connected to the upper mold.

[0007] Preferably, a motor three is provided on one side of the inner bottom surface of the installation frame, the output end of the motor three is connected to a screw, a movable plate is provided on the outer sleeve of the screw, a connecting rod is connected to one end of the movable plate located at the center of the installation frame, and the top end of the connecting rod is connected to a connecting frame.

[0008] Preferably, an air outlet pipe is opened on the upper part of the inner cavity of the push rod, the bottom end of the air outlet pipe is connected to an air storage tank, one side of the air storage tank is connected to an air inlet pipe, the bottom end of the air inlet pipe is connected to an air box, and a piston rod is slidably arranged in the air box.

[0009] Preferably, the vibration component also includes a mounting groove, a motor 1 is provided on the inner bottom surface of the mounting groove away from the lower mold side, a rotating plate is provided on the outer sleeve of the output end of the motor 1, an arc plate is slidably provided in the mounting groove on the side of the rotating plate, a fixed plate is provided on the outer sliding sleeve of the knocking rod, and a spring is connected between the fixed plate and the arc plate.

[0010] Preferably, the structure of the connecting frame is "X"-shaped; rubber plates are installed on the tops of the four auxiliary top plates.

[0011] Compared with the prior art, the gain effect of the present invention is:

[0012] 1. By setting the ejector rod, ejector plate, auxiliary ejector rod and auxiliary ejector plate, the ejector rod is driven to move upward under the drive of motor 2, and the ejector rod drives the ejector plate to rise; at the same time, the screw is driven to rotate under the drive of motor 3, and the screw drives the movable plate, connecting rod and connecting frame to move, and the connecting frame drives the four sets of auxiliary ejector rods to move, and the auxiliary ejector rod drives the auxiliary ejector plate and rubber plate to move, so that under the joint action of the auxiliary ejector plate and the ejector plate, the workpiece is ejected from the lower die, so that the ejection force is evenly distributed and damage to the workpiece is avoided.

[0013] 2. By setting up an air outlet pipe, an air storage tank, an air inlet pipe, an air box and a piston rod, the gas in the air box is pressed into the air tank through the air inlet pipe under the drive of the piston rod. Then the gas in the air tank is blown to the bottom of the workpiece along the air outlet pipe, which speeds up the cooling speed of the workpiece and avoids adhesion between the workpiece and the lower mold.

[0014] 3. By setting up a vibration component, the rotating plate is driven by motor 1 to rotate, so that one end of the rotating plate slides back and forth along the arc groove of the arc plate. Then the arc plate drives the knocking rod to move, and the knocking rod drives the vibration plate to knock back and forth on the outer wall of the lower mold, generating vibration, so that the workpiece and the mold are separated to create a gap, reducing the difficulty of removing the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of an embodiment of the utility model;

[0016] Figure 2 It is a partial cross-sectional view of a workbench according to an embodiment of the present utility model;

[0017] Figure 3 This is an embodiment of the utility model Figure 2 Schematic diagram of the local structure of A;

[0018] Figure 4 It is a half-section view of the lower mold and the fixed frame of the embodiment of the utility model;

[0019] Figure 5This is an embodiment of the utility model Figure 4 Schematic diagram of the local structure of B;

[0020] Figure 6 It is a three-dimensional diagram of the auxiliary ejector rod and the connecting frame according to an embodiment of the present utility model.

[0021] In the figure: workbench 1; guide column 2; support plate 3; hydraulic cylinder 4; upper mold 5; lower mold 6; fixed frame 7; motor 2 71; push rod 72; top plate 73; air outlet pipe 74; air storage tank 75; air inlet pipe 76; air box 77; piston rod 78; mounting frame 8; motor 3 81; screw 82; moving plate 83; connecting rod 84; connecting frame 85; auxiliary push rod 86; auxiliary top plate 87; rubber plate 88; vibration component 9; mounting slot 91; motor 1 92; rotating plate 93; arc plate 94; fixed plate 95; knocking rod 96; spring 97; vibration plate 98; pressure plate 10. DETAILED DESCRIPTION

[0022] The technical solution of the present invention is further described below with reference to the accompanying drawings and specific embodiments.

[0023] Example

[0024] The features and exemplary embodiments of various aspects of the present invention will be described in detail below. In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only configured to explain the present invention and are not configured to limit the present invention. For those skilled in the art, the present invention can be implemented without the need for some of these specific details. The following description of the embodiments is merely to provide a better understanding of the present invention by illustrating examples of the present invention.

[0025] The directional words appearing in the following description are all directions shown in the figures, and do not limit the specific structure of the present invention. In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "installation" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to the specific circumstances; the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0026] The present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments to facilitate a clearer understanding of the present invention.

[0027] See also Figure 1-6A device with an ejection mechanism includes a workbench 1, a support plate 3 is provided above the workbench 1, a guide column 2 is fixedly connected between the workbench 1 and the support plate 3, a hydraulic cylinder 4 is fixedly provided at the middle position of the top of the support plate 3, and an upper mold 5 is fixedly connected to the protruding end of the hydraulic cylinder 4, a lower mold 6 is provided inside the top of the workbench 1, and a pressing plate 10 corresponding to the lower mold 6 is provided on the lower surface of the upper mold 5. A vibration component 9 is provided inside the workbench 1 on both sides of the lower mold 6, and a fixed frame 7 and an installation frame 8 are fixedly provided on the bottom surface of the workbench 1. The bottom of the fixed frame 7 is located above the bottom of the installation frame 8.

[0028] See also Figure 1-6 A motor 2 71 is fixedly provided on the inner bottom surface of the fixed frame 7, and the protruding end of the motor 2 71 is fixedly connected to a push rod 72. The top end of the push rod 72 passes through the workbench 1 and the bottom of the lower mold 6 in sequence, and the top end of the push rod 72 is fixedly connected to a top plate 73. The top plate 73 is located at the bottom of the inner cavity of the lower mold 6 and is engaged with the lower mold 6.

[0029] In this embodiment, the second motor 71 is started to run, and the output end of the second motor 71 drives the push rod 72 to move upward, and the push rod 72 drives the top plate 73 to rise to push the workpiece out, making it convenient for the staff to take out the workpiece.

[0030] See also Figure 1-6 An air outlet pipe 74 is provided on the upper part of the inner cavity of the push rod 72, and the top end of the air outlet pipe 74 passes through the outer wall of the push rod 72 and is connected to the inner cavity of the lower mold 6. The bottom end of the air outlet pipe 74 is fixedly connected to an air storage tank 75, which is located inside the push rod 72. One side of the air storage tank 75 is fixedly connected to an air inlet pipe 76. An air box 77 is fixedly provided on the inner bottom surface of the fixed frame 7. The top of the air box 77 is fixedly connected to the bottom end of the air inlet pipe 76. A piston rod 78 is slidably provided inside the air box 77, and the bottom end of the piston rod 78 slides through the bottom of the fixed frame 7 and extends to the outside.

[0031] In this embodiment, the piston rod 78 is pushed upward, and the gas in the gas box 77 is pressed into the gas groove 75 through the gas inlet pipe 76, and then the gas in the gas groove 75 is blown toward the bottom of the workpiece along the gas outlet pipe 74.

[0032] See also Figure 1-6, a motor three 81 is fixedly provided on one side of the inner bottom surface of the mounting frame 8, and a screw 82 is fixedly connected to the output end of the motor three 81, and a movable plate 83 is provided on the outer thread of the screw 82. A connecting rod 84 is fixedly connected to one end of the movable plate 83 located at the center of the mounting frame 8, and an auxiliary top plate 87 is sleeved on the four corners of the bottom of the inner wall of the lower mold 6. The bottom surfaces of the four auxiliary top plates 87 are fixedly connected to auxiliary ejector rods 86, and the bottom ends of the auxiliary ejector rods 86 pass through the lower mold 6 and the workbench 1 in sequence and extend to the interior of the mounting frame 8. The top of the connecting rod 84 is fixedly connected to the connecting frame 85, and the bottom ends of the four auxiliary ejector rods 86 are fixedly connected to the top of the connecting frame 85.

[0033] Furthermore, the structure of the connecting frame 85 is "X"-shaped, and the four ends of the connecting frame 85 drive the auxiliary ejector rods 86 fixed thereto to move; the tops of the four auxiliary ejector plates 87 are fixedly installed with rubber plates 88, and the tops of the rubber plates 88 are in contact with the bottom of the workpiece to avoid damage to the workpiece due to the large ejection force and speed of the auxiliary ejector plates 87.

[0034] In this embodiment, start motor three 81 to operate, the output end of motor three 81 drives the screw 82 to rotate, the screw 82 drives the movable plate 83 to move, the movable plate 83 drives the connecting rod 84 and the connecting frame 85 to move, the connecting frame 85 drives four sets of auxiliary ejector rods 86 to move, the auxiliary ejector rods 86 drive the auxiliary ejector plate 87 and the rubber plate 88 to move, and the lower mold 6 is ejected from the processing.

[0035] See also Figure 1-6 The vibration component 9 includes a mounting groove 91, and a symmetrically distributed mounting groove 91 is opened on the inner cavity wall of the workbench 1. A motor 92 is fixedly arranged on the inner bottom surface of the mounting groove 91 away from the lower mold 6. A rotating plate 93 is fixedly sleeved on the outer side of the output end of the motor 92. An arc plate 94 is slidingly arranged in the mounting groove 91 on one side of the rotating plate 93. One end of the rotating plate 93 slides back and forth along the arc groove of the arc plate 94. A knocking rod 96 is fixedly connected to the side of the arc plate 94 away from the rotating plate 93. The other end of the knocking rod 96 is fixedly connected to a vibration plate 98. One side of the vibration plate 98 contacts the outer surface of the lower mold 6, and the vibration plate 98 is slidably connected to the mounting groove 91. A fixed plate 95 is slidingly sleeved on the outer side of the knocking rod 96. The bottom surface of the fixed plate 95 is fixedly connected to the inner bottom surface of the mounting groove 91. A spring 97 is fixedly connected between the fixed plate 95 and the arc plate 94. The spring 97 is located on the outer side of the knocking rod 96.

[0036] In this embodiment, start motor 92 to run, and the output end of motor 92 drives the rotating plate 93 to rotate, so that one end of the rotating plate 93 slides back and forth along the arc groove of the arc plate 94, and then the arc plate 94 drives the knocking rod 96 to slide along the fixed plate 95. At the same time, the spring 97 is compressed, and the knocking rod 96 drives the vibration plate 98 to move in the installation groove 91 and knock back and forth on the outer wall of the lower mold 6 to generate vibration.

[0037] Working principle: When in use, first start the hydraulic cylinder 4 to drive the upper mold 5 and the pressure plate 10 to move downward until the upper mold 5 and the lower mold 6 are in close contact, that is, the workpiece is punched; when the processing is completed, first start the motor 1 92 to drive the rotating plate 93 to rotate, so that one end of the rotating plate 93 slides back and forth along the arc groove of the arc plate 94, and then the arc plate 94 drives the knocking rod 96 to move, and the knocking rod 96 drives the vibration plate 98 to move and knock back and forth on the outer wall of the lower mold 6, generating vibration, so that the workpiece and the mold are separated to produce a gap; then start the motor 2 71 to drive the ejector rod 72 to move upward, and the ejector rod 72 drives the ejector plate 73 to rise and eject the workpiece, making it convenient for the staff to take out the workpiece, and at the same time push The piston rod 78 moves upward, and the gas in the air box 77 is pressed into the air groove 75 through the air inlet pipe 76. Then the gas in the air groove 75 is blown to the bottom of the workpiece along the air outlet pipe 74, which speeds up the cooling of the workpiece and avoids adhesion between the workpiece and the lower mold 6; while the ejector rod 72 rises, the motor 3 81 is started to drive the screw 82 to rotate, and the screw 82 drives the moving plate 83, the connecting rod 84 and the connecting frame 85 to move, and the connecting frame 85 drives the four sets of auxiliary ejector rods 86 to move, and the auxiliary ejector rods 86 drive the auxiliary ejector plate 87 and the rubber plate 88 to move, so that the auxiliary ejector plate 87 and the ejector plate 73 work together to evenly distribute the ejection force at the bottom of the workpiece to prevent damage to the workpiece.

Claims

1. A device with an ejection mechanism, comprising a workbench (1), a support plate (3) provided on the workbench (1), a guide column (2) connected between the workbench (1) and the support plate (3), a hydraulic cylinder (4) provided on the top of the support plate (3), characterized in that: The protruding end of the hydraulic cylinder (4) is connected to an upper mold (5), a lower mold (6) is provided in the top of the workbench (1), a pressing plate (10) is provided on the lower surface of the upper mold (5), and a vibration component (9) is provided in the workbench (1) on both sides of the lower mold (6), the vibration component (9) includes a knocking rod (96), one end of the knocking rod (96) is connected to a vibration plate (98), the bottom surface of the workbench (1) is provided with a fixed frame (7) and a mounting frame (8), a motor 2 (71) is provided on the inner bottom surface of the fixed frame (7), the protruding end of the motor 2 (71) is connected to a push rod (72), the top end of the push rod (72) is connected to a top plate (73), the four corners of the bottom of the inner wall of the lower mold (6) are all sleeved with auxiliary push plates (87), and the bottom surfaces of the four auxiliary push plates (87) are all connected to auxiliary push rods (86).

2. The device with an ejection mechanism according to claim 1, characterized in that: A motor three (81) is provided on one side of the inner bottom surface of the installation frame (8), an output end of the motor three (81) is connected to a screw rod (82), an outer sleeve of the screw rod (82) is provided with a movable plate (83), one end of the movable plate (83) located at the center of the installation frame (8) is connected to a connecting rod (84), and the top end of the connecting rod (84) is connected to a connecting frame (85).

3. The device with an ejection mechanism according to claim 1, characterized in that: An air outlet pipe (74) is provided at the upper portion of the inner cavity of the push rod (72), the bottom end of the air outlet pipe (74) is connected to an air storage tank (75), one side of the air storage tank (75) is connected to an air inlet pipe (76), the bottom end of the air inlet pipe (76) is connected to an air box (77), and a piston rod (78) is slidably provided in the air box (77).

4. The device with an ejection mechanism according to claim 1, characterized in that: The vibration assembly (9) further comprises a mounting groove (91), wherein a motor (92) is provided on the inner bottom surface of the mounting groove (91) away from the lower mold (6), a rotating plate (93) is provided on the outer sleeve of the output end of the motor (92), an arc-shaped plate (94) is slidably provided in the mounting groove (91) on one side of the rotating plate (93), a fixed plate (95) is slidably provided on the outer sleeve of the knocking rod (96), and a spring (97) is connected between the fixed plate (95) and the arc-shaped plate (94).

5. The device with an ejection mechanism according to claim 2, characterized in that: The structure of the connecting frame (85) is "X"-shaped; the tops of the four auxiliary top plates (87) are all installed with rubber plates (88).

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