Rubber stamping protection device

Abstract

The utility model belongs to the technical field of rubber processing, and particularly relates to a rubber stamping protection device which comprises a main plate, two sliding grooves are symmetrically formed in the top side of the main plate, sliding blocks are installed in the sliding grooves in a sliding mode, a lower die is installed on the top sides of the sliding blocks, wrap angles are installed on the top side of the main plate, and locking screws are installed in the wrap angles in a rotating mode. Limiting rods are slidably installed in the wrap angles, limiting blocks are fixed to one sides of the limiting rods, compression springs are fixedly connected to one sides of the limiting blocks and the wrap angles, electrode plates are assembled to one sides of the limiting blocks, and electrode slices are assembled to one sides of the side plates. After placement is completed, the lower die is pushed towards the inner side of the main board until the two corners of the lower die are located at the corner wrapping parts, at the moment, the lower die pushes the limiting rods to slide in the corner wrapping parts, compression springs are stretched, the electrode plates make contact with the electrode slices, the control panel enables the stamping device to be powered on, and accidental starting of the stamping device can be avoided; and accidental injuries can be effectively avoided, the device is protected, and it is guaranteed that stamping operation is conducted smoothly.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber processing, in particular to a rubber stamping protective device. Background Art

[0002] Rubber is a polymer material with elasticity and toughness. Among them, rubber pads are gaskets made of rubber. The rubber gaskets initially produced at present are generally large rubber gaskets. The large rubber gaskets need to be stamped to press the large rubber gaskets into small rubber pads of appropriate size. Therefore, a stamping device is needed.

[0003] A Chinese patent with announcement number CN211467182U discloses a rubber gasket stamping device, which relates to the field of stamping devices, including a base plate, a slide plate provided above the base plate, a die fixedly connected to the top of the base plate, a punch provided at the bottom end of the slide plate, symmetrical convex grooves on both sides of the top of the punch, a convex clamping plate slidingly connected to the inner cavity of the convex groove, and positioning bolts slidingly inserted and connected on both sides of the top of the slide plate, positioning grooves provided at positions corresponding to the positioning bolts on both sides of the top of the punch, and the positioning bolts and the positioning grooves movably inserted and connected. This utility model utilizes the quick clamping between the punch and the slide plate, and the use of the positioning bolts and the positioning grooves can position the slide plate and the punch, thereby realizing quick disassembly and assembly between the slide plate and the punch.

[0004] However, there are still some problems with the above-mentioned stamping device. In actual application, the stamping device is usually in a powered-on state. In the existing technology, the stamping device is sometimes accidentally started, which will have a negative impact on the quality or efficiency of the production and processing of the rubber pad, affecting work efficiency and the smooth progress of the production plan; therefore, a rubber stamping protection device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised in the background art, the utility model proposes a rubber stamping protection device.

[0006] The technical solution adopted by the present invention to solve its technical problems is as follows: a rubber stamping protection device described in the present invention includes a main board, two slidable grooves are symmetrically provided inside the top side of the main board, a slider is slidably installed inside the slidable groove, a lower mold is installed on the top side of the slider, a handle is installed on one side of the lower mold, and two wrapping angles that match the lower mold are symmetrically installed on one end of the top side of the main board, a locking screw is rotatably installed inside one of the wrapping angles, one end of the locking screw is pressed against the lower mold, and the inner sliding of the other wrapping angle A limit rod is installed through the installation, and a limit block is fixed on one side of the limit rod. A compression spring is fixed to one side of the limit block and the angle wrap. The compression spring is sleeved on the outer wall of the limit rod. An electrode plate is equipped on one side of the limit block, and a side plate is fixed to one side of the main board. An electrode sheet is equipped on one side of the side plate. By setting up an interlocking structure, when the lower mold is fixed, the electrode plate contacts the electrode sheet, and the stamping device will be in a powered state, thereby avoiding accidental startup of the stamping device, realizing protection of the device, and ensuring the smooth progress of the stamping operation.

[0007] Preferably, guide rods are fixedly installed at the four corners of the main board, a horizontal plate is installed on the top side of the guide rod, one side of the horizontal plate is fixedly connected to the side plate, a cylinder is installed on the top side of the horizontal plate, a movable plate is installed on the active end of the cylinder, and the four corners of the movable plate are respectively slidably installed on the outer wall of the guide rod, ensuring stability and accuracy during the stamping process.

[0008] Preferably, an upper mold is installed on the bottom side of the movable plate, and positioning rods are fixedly installed at the four corners of the upper mold. Positioning holes matching the positioning rods are opened at the four corners of the top side of the lower mold, which can enable the upper mold and the lower mold to be accurately closed, thereby improving the efficiency of stamping.

[0009] Preferably, a fixing sleeve is fixedly installed on the outer wall of the bottom end of the guide rod, and buffer springs are fixedly connected to the four corners of the fixing sleeve and the movable plate respectively. The buffer spring sleeve is arranged on the outer wall of the guide rod, which effectively alleviates the impact force generated during the stamping process, protects the mold and equipment, and extends the service life.

[0010] Preferably, the electrode plate and the electrode sheet are on the same horizontal line, which can ensure that the electrode plate and the electrode sheet can be in accurate contact, thereby ensuring that the stamping device can perform normal stamping operations.

[0011] Preferably, a control panel is installed on one side of the main board, and the control panel is electrically connected to the electrode plate, the electrode sheet and the stamping device, wherein the control panel is used for signal transmission to the electrode plate and the electrode sheet, and for operational control of the stamping device, thereby improving the accuracy of the stamping device and effectively avoiding the occurrence of accidental injuries.

[0012] The utility model is beneficial in that:

[0013] 1. After the placement of the utility model is completed, the lower mold is pushed toward the inside of the main board until the two corners of the lower mold are located inside the wrapped angle. At this time, the lower mold will push the limit rod to slide inside the wrapped angle, so that the compression spring is stretched, the electrode plate and the electrode sheet will come into contact, and the control panel will receive a signal to energize the stamping device, which can avoid accidental start-up of the stamping device and effectively avoid the occurrence of accidental injuries, thereby protecting the device and ensuring the smooth progress of the stamping operation;

[0014] 2. When stamping operation is required, the cylinder starts working, and its telescopic end pushes the movable plate to move downward along the guide rod. As the movable plate descends, the positioning rod of the upper mold gradually approaches the positioning hole of the lower mold and is finally inserted into it to achieve precise positioning. At this time, the upper mold continues to descend to stamp the rubber. During the stamping process, the buffer spring will absorb part of the impact force with the cooperation of the damper. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic diagram of the main structure of the punching protection device in the utility model;

[0017] Figure 2 Schematic diagram of the main structure of the lower mold;

[0018] Figure 3 for Figure 2 A schematic diagram of the enlarged structure of part A;

[0019] Figure 4 Schematic diagram of the main structure of the upper mold.

[0020] In the figure: 1. Main board; 2. Slide; 3. Slider; 4. Lower mold; 5. Handle; 6. Wrap angle; 7. Locking screw; 8. Limit rod; 9. Limit block; 10. Compression spring; 11. Electrode plate; 12. Side plate; 13. Electrode sheet; 14. Guide rod; 15. Horizontal plate; 16. Cylinder; 17. Moving plate; 18. Upper mold; 19. Positioning rod; 20. Positioning hole; 21. Fixing sleeve; 22. Buffer spring; 23. Control panel. DETAILED DESCRIPTION

[0021] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-3 The present invention relates to a rubber stamping protection device, comprising a main board 1, wherein two slide grooves 2 are symmetrically provided inside the top side of the main board 1, a slider 3 is slidably installed inside the slide groove 2, a lower mold 4 is installed on the top side of the slider 3, and a handle 5 is installed on one side of the lower mold 4, and two angles 6 that match the lower mold 4 are symmetrically installed on one end of the top side of the main board 1, a locking screw 7 is rotatably installed inside one of the angles 6, one end of the locking screw 7 is tightly pressed against the lower mold 4, and a limiting rod 8 is installed through the internal sliding installation of the other angle 6, a limiting block 9 is fixed on one side of the limiting rod 8, a compression spring 10 is fixed to the limiting block 9 and one side of the angle 6, the compression spring 10 is sleeved on the outer wall of the limiting rod 8, an electrode plate 11 is installed on one side of the limiting block 9, a side plate 12 is fixed to one side of the main board 1, an electrode sheet 13 is installed on one side of the side plate 12, and the electrode plate 11 and the electrode sheet 13 are on the same horizontal line;

[0023] A control panel 23 is installed on one side of the main board 1, and the control panel 23 is electrically connected to the electrode plate 11, the electrode sheet 13 and the stamping device, wherein the control panel 23 is used for signal transmission to the electrode plate 11 and the electrode sheet 13, and for operating and controlling the stamping device; when working, in actual application, the stamping device is usually always in a powered state. In the prior art, the stamping device is sometimes accidentally started, which will cause adverse effects on the quality or efficiency of the production and processing of the rubber pad, affecting the work efficiency and the smooth progress of the production plan. When performing the stamping operation, the lower mold 4 is moved along the slide groove 2 in cooperation with the slider 3 by the handle 5, and it is pulled out, and the rubber to be stamped is placed on the lower mold 4 On the top, after placement is completed, push the lower mold 4 toward the inside of the main board 1 until the two corners of the lower mold 4 are located inside the wrap angle 6. At this time, the lower mold 4 will push the limit rod 8 to slide inside the wrap angle 6, so that the compression spring 10 is stretched, and the electrode plate 11 and the electrode sheet 13 will contact. The control panel 23 will receive a signal to power on the stamping device, and the operator fixes the lower mold 4 through the locking screw 7. By setting up an interlocking structure, when the lower mold 4 is fixed, the electrode plate 11 and the electrode sheet 13 will contact, and the stamping device will be in a powered state, which can avoid accidental startup of the stamping device, effectively avoid the occurrence of accidental injuries, realize protection of the device, and ensure the smooth progress of the stamping operation.

[0024] See also Figure 1 、 2 4, the four corners of the main board 1 are fixedly mounted with guide rods 14, the top side of the guide rod 14 is mounted with a horizontal plate 15, one side of the horizontal plate 15 is fixedly connected to the side plate 12, the top side of the horizontal plate 15 is mounted with a cylinder 16, the active end of the cylinder 16 is mounted with a movable plate 17, and the four corners of the movable plate 17 are respectively slidably mounted on the outer wall of the guide rod 14;

[0025] An upper mold 18 is mounted on the bottom side of the movable plate 17. Positioning rods 19 are fixedly mounted at the four corners of the upper mold 18. Positioning holes 20 that match the positioning rods 19 are opened at the four corners of the top side of the lower mold 4.

[0026] A fixing sleeve 21 is fixedly installed on the outer wall of the bottom end of the guide rod 14, and a buffer spring 22 is fixedly connected to the four corners of the fixing sleeve 21 and the movable plate 17 respectively. The buffer spring 22 is sleeved on the outer wall of the guide rod 14; when working, rubber is a polymer material with elasticity and toughness, wherein the rubber pad is a gasket made of rubber as a raw material. The rubber gaskets initially produced at present are generally large rubber gaskets. It is necessary to stamp the large rubber gaskets and press the large rubber gaskets into small rubber pads of appropriate size. Therefore, a stamping device is required. The cylinder 16 is in an unextended state, and the movable plate 17 and the upper mold 18 thereon are in a position. At the highest point, the positioning rod 19 is not inserted into the positioning hole 20. When stamping operation is required, the cylinder 16 starts to work, and its telescopic end pushes the movable plate 17 to move downward along the guide rod 14. As the movable plate 17 descends, the positioning rod 19 of the upper mold 18 gradually approaches the positioning hole 20 of the lower mold 4 and is finally inserted therein to achieve precise positioning. At this time, the upper mold 18 continues to descend to stamp the rubber. During the stamping process, the buffer spring 22 will absorb part of the impact force with the cooperation of the damper to protect the mold and equipment. After the stamping is completed, the cylinder 16 contracts, and the movable plate 17 and the upper mold 18 are smoothly reset under the action of the buffer spring 22.

[0027] Working principle: when performing stamping operation, the lower mold 4 is moved along the slide groove 2 with the cooperation of the slider 3 through the handle 5, and it is pulled out, and the rubber to be stamped is placed on the lower mold 4. After placement, the lower mold 4 is pushed toward the inside of the main board 1 until the two corners of the lower mold 4 are located inside the wrapping angle 6. At this time, the lower mold 4 will push the limit rod 8 to slide inside the wrapping angle 6, so that the compression spring 10 is stretched, and the electrode plate 11 and the electrode sheet 13 will contact. The control panel 23 will receive a signal to energize the stamping device, and the operator fixes the lower mold 4 through the locking screw 7. By setting up an interlocking structure, when the lower mold 4 is fixed, the electrode plate 11 and the electrode sheet 13 will contact, and the stamping device will be in a powered state, which can avoid accidental startup of the stamping device, effectively avoid the occurrence of accidental injuries, realize protection of the device, and ensure the smooth progress of the stamping operation.

[0028] The cylinder 16 is in an unextended state, the movable plate 17 and the upper mold 18 thereon are at the highest point, and the positioning rod 19 is not inserted into the positioning hole 20. When stamping operation is required, the cylinder 16 starts to work, and its telescopic end pushes the movable plate 17 to move downward along the guide rod 14. As the movable plate 17 descends, the positioning rod 19 of the upper mold 18 gradually approaches the positioning hole 20 of the lower mold 4 and is finally inserted therein to achieve precise positioning. At this time, the upper mold 18 continues to descend to stamp the rubber. During the stamping process, the buffer spring 22 will absorb part of the impact force with the cooperation of the damper to protect the mold and equipment. After the stamping is completed, the cylinder 16 contracts, and the movable plate 17 and the upper mold 18 are smoothly reset under the action of the buffer spring 22.

[0029] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0030] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A rubber stamping protection device, characterized in that: The invention comprises a main board (1), wherein two slide grooves (2) are symmetrically provided inside the top side of the main board (1), a slider (3) is slidably installed inside the slide groove (2), a lower mold (4) is installed on the top side of the slider (3), a handle (5) is installed on one side of the lower mold (4), and two wrapping angles (6) that match the lower mold (4) are symmetrically installed on one end of the top side of the main board (1), a locking screw (7) is rotatably installed inside one of the wrapping angles (6), and one end of the locking screw (7) is fixed to the lower mold ( 4) are pressed against each other, wherein the inner sliding installation of the other wrap angle (6) is penetrated and installed with a limit rod (8), a limit block (9) is fixed on one side of the limit rod (8), a compression spring (10) is fixed to the limit block (9) and one side of the wrap angle (6), and the compression spring (10) is sleeved on the outer wall of the limit rod (8), an electrode plate (11) is installed on one side of the limit block (9), a side plate (12) is fixed to one side of the main board (1), and an electrode sheet (13) is installed on one side of the side plate (12).

2. The rubber stamping protection device according to claim 1, characterized in that: Guide rods (14) are fixedly mounted at the four corners of the main board (1), a transverse plate (15) is mounted on the top side of the guide rod (14), one side of the transverse plate (15) is fixedly connected to the side plate (12), a cylinder (16) is mounted on the top side of the transverse plate (15), a movable plate (17) is mounted on the active end of the cylinder (16), and the four corners of the movable plate (17) are respectively slidably mounted on the outer wall of the guide rod (14).

3. The rubber stamping protection device according to claim 2, characterized in that: An upper mold (18) is installed on the bottom side of the movable plate (17), and positioning rods (19) are fixedly installed at the four corners of the upper mold (18). Positioning holes (20) that match the positioning rods (19) are opened at the four corners of the top side of the lower mold (4).

4. The rubber stamping protection device according to claim 3, characterized in that: A fixing sleeve (21) is fixedly mounted on the outer wall of the bottom end of the guide rod (14), and buffer springs (22) are fixedly connected to the four corners of the fixing sleeve (21) and the movable plate (17), respectively. The buffer springs (22) are sleeved on the outer wall of the guide rod (14).

5. The rubber stamping protection device according to claim 4, characterized in that: The electrode plate (11) and the electrode sheet (13) are on the same horizontal line.

6. The rubber stamping protection device according to claim 5, characterized in that: A control panel (23) is installed on one side of the main board (1), and the control panel (23) is electrically connected to the electrode plate (11), the electrode sheet (13), and the punching device, wherein the control panel (23) is used for signal transmission between the electrode plate (11) and the electrode sheet (13), and for operating control of the punching device.

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