A plastic product surface hot stamping positioning device

Abstract

The utility model discloses a kind of plastic product surface hot stamping positioning device, including base, the lateral direction of the middle part of the base is equipped with guide hole, the base is equipped with two-way screw along guide hole inboard, the two-way screw is rotatably connected with base, one side of the base is equipped with servo motor, the output end of the servo motor is connected with two-way screw, the upper surface of the base is symmetrically equipped with clamping rod, two the clamping rod is respectively connected with the thread of two different directions on two-way screw, the clamping rod front and back both ends are equipped with support rod, the top of the support rod is equipped with drive cylinder, the output end of the drive cylinder is towards base setting.The utility model is equipped with clamping rod in base both sides, clamping rod is driven by two-way screw to make it mutually close to away, realize the clamping of plastic product in horizontal direction, and this structure is convenient to the clamping of plastic product of different size, simultaneously equipped with support rod, the top of support rod is equipped with drive cylinder, drive cylinder can exert longitudinal force to plastic product.

Description

Technical Field

[0001] This utility model relates to the field of plastic product processing technology, specifically to a hot stamping positioning device for plastic product surfaces. Background Technology

[0002] Hot stamping is a common and important process in the processing and production of plastic products. It allows for the addition of attractive patterns, text, and brand logos to the surface of plastic products, enhancing their aesthetics and increasing their added value and market competitiveness. However, precise positioning of the plastic product is crucial for ensuring the quality of the hot stamping process.

[0003] A utility model patent with publication number CN222246554U discloses a hot stamping device for plastic products, including a processing table, a hot stamping machine body, a hot stamping head, and a hot stamping template. The processing table has four fixed support legs at its bottom corners, and mounting holes on its top. A vertical shaft is rotatably mounted in the mounting holes via bearings, with both ends extending outside the mounting holes. A U-shaped plate is fixedly mounted on the bottom of the processing table, and a motor is fixedly mounted inside the U-shaped plate. The output shaft of the motor is fixedly connected to the bottom end of the vertical shaft, and a disc is fixedly mounted on the top of the vertical shaft. This hot stamping device for plastic products can automatically feed plastic sheets, pushing them into the U-shaped positioning frame, and automatically eject the stamped plastic sheets from the U-shaped positioning frame. It is simple and convenient to operate, reducing manual labor and working time, and improving work efficiency.

[0004] The hot stamping device for plastic products provided by the above patent positions the plastic plate by pushing the plastic plate into the U-shaped positioning frame. However, the existing U-shaped positioning frame is not convenient for positioning plastic products of different sizes, nor is it convenient for applying longitudinal force to the plastic products, which can easily cause irregular plastic products to be unstable for hot stamping. Utility Model Content

[0005] The purpose of this utility model is to provide a hot stamping positioning device for plastic products, which aims to improve the existing U-shaped positioning frame, which is inconvenient for positioning plastic products of different sizes and for applying longitudinal force to plastic products, and is prone to causing irregular plastic products to be unstable for hot stamping.

[0006] This utility model is implemented as follows: A hot stamping positioning device for plastic products includes a base with a guide hole in the middle. A bidirectional screw is provided along the inner side of the guide hole and is rotatably connected to the base. A servo motor is provided on one side of the base, and the output end of the servo motor is connected to the bidirectional screw. Clamping rods are symmetrically provided on both sides of the upper surface of the base. The two clamping rods are respectively connected to two threads in different directions on the bidirectional screw. Support rods are provided at both ends of the clamping rods. A drive cylinder is provided at the top of the support rod, and the output end of the drive cylinder faces the base.

[0007] Preferably, a connecting wire is provided on one side of the base, and a power connector is provided at the end of the connecting wire. Bearings are provided on both sides of the base at positions aligned with the guide holes.

[0008] Preferably, the bidirectional screw has a separator between the two threads in different directions, and both ends of the bidirectional screw have an adapter, with a drive slot at the end of the bidirectional screw facing the servo motor.

[0009] Preferably, the servo motor output end is provided with a drive shaft, the drive shaft is connected to a drive slot, the side of the servo motor that is in contact with the base is provided with a fixing foot, the fixing foot is provided with a fixing hole, and the servo motor is fixed to the side of the base by bolts passing through the fixing hole.

[0010] Preferably, each of the two clamping rods has a rubber pad on its opposite side, a connecting block is provided at the bottom of the clamping rod, and a threaded hole is provided in the middle of the connecting block, which is connected to a bidirectional screw.

[0011] Preferably, the clamping rod has mounting joints at both ends of its outward-facing side, a socket in the middle of the mounting joint, and a set screw on the side of the mounting joint aligned with the socket.

[0012] Preferably, the support rod is L-shaped, and the top end of the support rod is provided with a through hole, the bottom end of the support rod is provided with a base plate, and the bottom surface of the base plate is provided with a plug-in post.

[0013] Preferably, the drive cylinder has a retaining plate on both sides of its bottom surface, and the retaining plate has multiple bolt holes. The drive cylinder is fixed to the top of the support rod by bolts passing through the bolt holes, and the output end of the drive cylinder has a telescopic rod.

[0014] Preferably, it also includes a universal pressure head, and the bottom end of the telescopic rod is provided with a universal ball head, and the universal pressure head is rotatably connected to the universal ball head.

[0015] Preferably, the universal pressure head has an adapter on its upper surface, a ball groove in the middle of the adapter, the ball groove being connected to the universal ball head, and a rubber patch on the bottom surface of the universal pressure head.

[0016] Compared with the prior art, the beneficial effects of this utility model are: 1. This utility model features clamping rods on both sides of the base. These clamping rods are driven to move closer and further apart by a bidirectional screw, thereby clamping the plastic product in the horizontal direction. This structure is convenient for clamping plastic products of different sizes. Additionally, a support rod is provided, with a drive cylinder at the top of the support rod. The drive cylinder can apply a longitudinal force to the plastic product, thereby positioning the plastic product in both the horizontal and vertical directions and ensuring sufficient stability of the plastic product during the hot stamping process.

[0017] 2. This utility model features a universal pressure head installed at the bottom of the drive cylinder, which is rotatably connected to the output end of the drive cylinder. This facilitates pressing onto irregular plastic products and makes it easier for the universal pressure head to adhere to the plastic products. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a structural schematic diagram of the base of this utility model; Figure 3 This is a schematic diagram of the structure of the bidirectional screw of this utility model; Figure 4 This is a schematic diagram of the servo motor of this utility model; Figure 5 This is a schematic diagram of the structure of the clamping rod of this utility model; Figure 6 This is a schematic diagram of the structure of the support rod of this utility model; Figure 7 This is a schematic diagram of the structure of the drive cylinder of this utility model; Figure 8 This is a schematic diagram of the structure of the universal pressure head of this utility model.

[0019] In the diagram: 1. Base; 11. Connecting wire; 12. Connecting plug; 13. Guide hole; 14. Bearing; 2. Bidirectional screw; 21. Separator block; 22. Adapter; 23. Drive slot; 3. Servo motor; 31. Fixing foot; 32. Fixing hole; 33. Drive shaft; 4. Clamping rod; 41. Rubber pad; 42. Mounting connector; 43. Insertion hole; 44. Set screw; 45. Connecting block; 46. Threaded hole; 5. Support rod; 51. Through hole; 52. Base plate; 53. Insertion post; 6. Drive cylinder; 61. Clamping plate; 62. Bolt hole; 63. Telescopic rod; 64. Universal ball joint; 7. Universal pressure head; 71. Rubber patch; 72. Adapter; 73. Ball groove. Detailed implementation method: In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0020] The following description, in conjunction with the accompanying drawings and specific embodiments, provides further details: Example 1 like Figure 1 and Figure 2 As shown, a hot stamping positioning device for plastic products includes a base 1. A guide hole 13 is laterally provided in the middle of the base 1. A bidirectional screw 2 is provided along the inner side of the guide hole 13 on the base 1, and the bidirectional screw 2 is rotatably connected to the base 1. A servo motor 3 is provided on one side of the base 1, and the output end of the servo motor 3 is connected to the bidirectional screw 2. The servo motor 3 facilitates driving the bidirectional screw 2 to rotate forward and backward. Two wires are provided on the side of the servo motor 3, serving as the power supply line for the servo motor 3 and the signal transmission line for the encoder inside the servo motor 3, respectively. Two clamping rods 4 are symmetrically provided on both sides of the upper surface of the base 1. The two clamping rods 4 are respectively connected to two threads in different directions on the bidirectional screw 2. This structure facilitates the rotation of the bidirectional screw 2 driven by the servo motor 3, and facilitates the movement of the two clamping rods 4 closer and further apart by the bidirectional screw 2, thus facilitating the clamping and fixing of plastic products of different sizes. The clamping rod 4 is equipped with support rods 5 at both ends. The top of the support rod 5 is equipped with a drive cylinder 6. The output end of the drive cylinder 6 is set towards the base 1. The drive cylinder 6 can be one of a pneumatic cylinder, a hydraulic cylinder, and an electric cylinder. The drive cylinder 6 can apply longitudinal force to the plastic product to achieve the purpose of fixing the plastic product.

[0021] like Figure 2 As shown, a power cable 11 is provided on one side of the base 1, and a power connector 12 is provided at the end of the power cable 11. The connection between the power cable 11 and the power connector 12 facilitates power supply to the base 1, thereby facilitating the connection between the servo motor 3 and the base 1. The base 1 supplies power to the servo motor 3 to enable its operation. Bearings 14 are provided on both sides of the base 1 at positions aligned with the guide holes 13. The bearings 14 facilitate the installation of the bidirectional screw 2, allowing for its rotation.

[0022] like Figure 3As shown, a separator 21 is provided between the two threads in different directions of the bidirectional screw 2. The separator 21 facilitates the separation of threads in different directions. Both ends of the bidirectional screw 2 are provided with adapters 22, which facilitate interference fit with the bearings 14, allowing for easy rotation and use of the bidirectional screw 2. A drive slot 23 is provided at the end of the bidirectional screw 2 facing the servo motor 3, which facilitates the output end of the servo motor 3 driving the bidirectional screw 2 to rotate.

[0023] like Figure 4 As shown, the output end of the servo motor 3 is equipped with a drive shaft 33, which is connected to the drive slot 23. This structure facilitates the servo motor 3 to drive the bidirectional screw 2 to rotate, and makes it easier for the bidirectional screw 2 to drive the two clamping rods 4 to move closer and further apart. The side of the servo motor 3 that is in contact with the base 1 is provided with a fixing foot 31, and the fixing foot 31 is provided with a fixing hole 32. The servo motor 3 is fixed to the side of the base 1 by bolts passing through the fixing hole 32, ensuring that the servo motor 3 is stably installed on the side of the base 1.

[0024] like Figure 5 As shown, each of the two clamping rods 4 has a rubber pad 41 on its opposite side, which serves as a cushioning element. A connecting block 45 is located at the bottom of each clamping rod 4, with a threaded hole 46 in the center. The threaded hole 46 connects to the double-acting screw 2. The connecting block 45 and the threaded hole 46 facilitate connection to the double-acting screw 2, allowing the two clamping rods 4 to move closer or further apart via the double-acting screw 2. Mounting connectors 42 are located at both ends of the outer side of each clamping rod 4, with a insertion hole 43 in the center. The fit between the mounting connector 42 and the insertion hole 43 facilitates connection between the support rod 5 and the clamping rod 4, ensuring the stability of the support rod 5. A set screw 44 is located on the side of the mounting connector 42, aligned with the insertion hole 43. The set screw 44 secures the position and angle of the support rod 5, ensuring stable operation.

[0025] like Figure 6 As shown, the support rod 5 is L-shaped, and the top of the support rod 5 has a through hole 51, which allows the output end of the drive cylinder 6 to pass through the support rod 5. The bottom end of the support rod 5 has a base plate 52, and the bottom surface of the base plate 52 has a plug-in post 53. The cooperation between the base plate 52 and the plug-in post 53 facilitates the connection between the bottom end of the support rod 5 and the clamping rod 4, making it easy for the support rod 5 to be stably connected to the clamping rod 4.

[0026] like Figure 7 As shown, the bottom surface of the drive cylinder 6 is provided with clamping plates 61 on both sides. The clamping plates 61 have multiple bolt holes 62. The cooperation between the clamping plates 61 and the bolt holes 62 facilitates the fixing of the drive cylinder 6 to a position using bolts, ensuring stable installation and use of the drive cylinder 6. The drive cylinder 6 is fixed to the top of the support rod 5 by bolts passing through the bolt holes 62. The output end of the drive cylinder 6 is provided with a telescopic rod 63. The cooperation between the drive cylinder 6 and the telescopic rod 63 facilitates the application of longitudinal pressure to the plastic product.

[0027] Example 2 like Figure 1 and Figure 2 As shown, a hot stamping positioning device for plastic products includes a base 1. A guide hole 13 is laterally provided in the middle of the base 1. A bidirectional screw 2 is provided along the inner side of the guide hole 13 on the base 1, and the bidirectional screw 2 is rotatably connected to the base 1. A servo motor 3 is provided on one side of the base 1, and the output end of the servo motor 3 is connected to the bidirectional screw 2. The servo motor 3 facilitates driving the bidirectional screw 2 to rotate forward and backward. Two wires are provided on the side of the servo motor 3, serving as the power supply line for the servo motor 3 and the signal transmission line for the encoder inside the servo motor 3, respectively. Two clamping rods 4 are symmetrically provided on both sides of the upper surface of the base 1. The two clamping rods 4 are respectively connected to two threads in different directions on the bidirectional screw 2. This structure facilitates the rotation of the bidirectional screw 2 driven by the servo motor 3, and facilitates the movement of the two clamping rods 4 closer and further apart by the bidirectional screw 2, thus facilitating the clamping and fixing of plastic products of different sizes. The clamping rod 4 is equipped with support rods 5 at both ends. The top of the support rod 5 is equipped with a drive cylinder 6. The output end of the drive cylinder 6 is set towards the base 1. The drive cylinder 6 can be one of a pneumatic cylinder, a hydraulic cylinder, and an electric cylinder. The drive cylinder 6 can apply longitudinal force to the plastic product to achieve the purpose of fixing the plastic product.

[0028] like Figure 2 As shown, a power cable 11 is provided on one side of the base 1, and a power connector 12 is provided at the end of the power cable 11. The connection between the power cable 11 and the power connector 12 facilitates power supply to the base 1, thereby facilitating the connection between the servo motor 3 and the base 1. The base 1 supplies power to the servo motor 3 to enable its operation. Bearings 14 are provided on both sides of the base 1 at positions aligned with the guide holes 13. The bearings 14 facilitate the installation of the bidirectional screw 2, allowing for its rotation.

[0029] like Figure 3 As shown, a separator 21 is provided between the two threads in different directions of the bidirectional screw 2. The separator 21 facilitates the separation of threads in different directions. Both ends of the bidirectional screw 2 are provided with adapters 22, which facilitate interference fit with the bearings 14, allowing for easy rotation and use of the bidirectional screw 2. A drive slot 23 is provided at the end of the bidirectional screw 2 facing the servo motor 3, which facilitates the output end of the servo motor 3 driving the bidirectional screw 2 to rotate.

[0030] like Figure 4As shown, the output end of the servo motor 3 is equipped with a drive shaft 33, which is connected to the drive slot 23. This structure facilitates the servo motor 3 to drive the bidirectional screw 2 to rotate, and makes it easier for the bidirectional screw 2 to drive the two clamping rods 4 to move closer and further apart. The side of the servo motor 3 that is in contact with the base 1 is provided with a fixing foot 31, and the fixing foot 31 is provided with a fixing hole 32. The servo motor 3 is fixed to the side of the base 1 by bolts passing through the fixing hole 32, ensuring that the servo motor 3 is stably installed on the side of the base 1.

[0031] like Figure 5 As shown, each of the two clamping rods 4 has a rubber pad 41 on its opposite side, which serves as a cushioning element. A connecting block 45 is located at the bottom of each clamping rod 4, with a threaded hole 46 in the center. The threaded hole 46 connects to the double-acting screw 2. The connecting block 45 and the threaded hole 46 facilitate connection to the double-acting screw 2, allowing the two clamping rods 4 to move closer or further apart via the double-acting screw 2. Mounting connectors 42 are located at both ends of the outer side of each clamping rod 4, with a insertion hole 43 in the center. The fit between the mounting connector 42 and the insertion hole 43 facilitates connection between the support rod 5 and the clamping rod 4, ensuring the stability of the support rod 5. A set screw 44 is located on the side of the mounting connector 42, aligned with the insertion hole 43. The set screw 44 secures the position and angle of the support rod 5, ensuring stable operation.

[0032] like Figure 6 As shown, the support rod 5 is L-shaped, and the top of the support rod 5 has a through hole 51, which facilitates the output end of the drive cylinder 6 to pass through the support rod 5. The bottom end of the support rod 5 has a base plate 52, and the bottom surface of the base plate 52 has a plug-in post 53. The cooperation between the base plate 52 and the plug-in post 53 facilitates the connection between the bottom end of the support rod 5 and the clamping rod 4, making it easy for the support rod 5 to be stably connected to the clamping rod 4.

[0033] like Figure 7 As shown, the bottom surface of the drive cylinder 6 is provided with clamping plates 61 on both sides. The clamping plates 61 have multiple bolt holes 62. The cooperation between the clamping plates 61 and the bolt holes 62 facilitates the fixing of the drive cylinder 6 to a position using bolts, ensuring stable installation and use of the drive cylinder 6. The drive cylinder 6 is fixed to the top of the support rod 5 by bolts passing through the bolt holes 62. The output end of the drive cylinder 6 is provided with a telescopic rod 63. The cooperation between the drive cylinder 6 and the telescopic rod 63 facilitates the application of longitudinal pressure to the plastic product.

[0034] like Figure 1 and Figure 7 As shown, it also includes a universal pressure head 7, and a universal ball head 64 is provided at the bottom of the telescopic rod 63. The universal pressure head 7 and the universal ball head 64 are rotatably connected. This structure facilitates the rotatable connection between the universal ball head 64 and the universal pressure head 7, and makes it easier for the universal pressure head 7 to better fit the surface of the plastic product.

[0035] like Figure 8As shown, the upper surface of the universal pressure head 7 is provided with an adapter 72, and the middle of the adapter 72 is provided with a ball groove 73. The ball groove 73 is connected to the universal ball head 64, which facilitates the rotational connection between the universal pressure head 7 and the universal ball head 64 of the telescopic rod 63. A gap can be opened on the adapter 72, so that the opening and closing of the gap can also facilitate the assembly and disassembly of the universal pressure head 7. The bottom surface of the universal pressure head 7 is provided with a rubber patch 71, which helps to increase the friction between the universal pressure head 7 and the plastic product.

[0036] Working principle: When in use, the servo motor 3 drives the bidirectional screw 2 to rotate after being powered on. Since the bidirectional screw 2 has two threads in different directions, and the two clamping rods 4 are respectively connected to these two threads in different directions, the rotation of the bidirectional screw 2 will drive the two clamping rods 4 to move closer or further apart, thereby achieving lateral clamping of plastic products of different sizes. At the same time, the support rod 5 on the clamping rod 4 is equipped with a drive cylinder 6 at its top. The telescopic rod 63 at the output end of the drive cylinder 6 drives the universal pressure head 7 to move downward. The universal pressure head 7 is rotatably connected to the telescopic rod 63 through the universal ball head 64, which can better fit the surface of the plastic product and apply longitudinal pressure to it. The rubber pad 41 and the rubber patch 71 can play the role of buffering and increasing friction, further fixing the plastic product and completing the positioning for hot stamping operation.

[0037] In summary, compared with the prior art, this application provides clamping rods 4 on both sides of the base 1. The clamping rods 4 are driven to move closer and further apart by a bidirectional screw 2, thereby clamping the plastic product in the horizontal direction. This structure is convenient for clamping plastic products of different sizes. At the same time, a support rod 5 is provided, and a drive cylinder 6 is provided at the top of the support rod 5. The drive cylinder 6 can apply a longitudinal force to the plastic product, thereby achieving positioning of the plastic product in both the horizontal and vertical directions, ensuring sufficient stability of the plastic product during the hot stamping process.

[0038] The above are merely preferred embodiments of this utility model and are not intended to limit the scope of this utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A hot stamping positioning device for plastic products, comprising a base (1), characterized in that, The base (1) has a guide hole (13) in the middle. The base (1) has a bidirectional screw (2) inside the guide hole (13). The bidirectional screw (2) is rotatably connected to the base (1). The base (1) has a servo motor (3) on one side. The output end of the servo motor (3) is connected to the bidirectional screw (2). The upper surface of the base (1) has symmetrical clamping rods (4) on both sides. The two clamping rods (4) are respectively connected to two threads in different directions on the bidirectional screw (2). The clamping rods (4) have support rods (5) at both ends. The support rods (5) have a drive cylinder (6) at the top. The output end of the drive cylinder (6) faces the base (1).

2. The hot stamping positioning device for plastic products according to claim 1, characterized in that, The base (1) has a connecting wire (11) on one side, and a power plug (12) at the end of the connecting wire (11). The base (1) has bearings (14) on both sides aligned with the guide hole (13).

3. The hot stamping positioning device for plastic products according to claim 1, characterized in that, The bidirectional screw (2) has a separator (21) between the two threads in different directions, and both ends of the bidirectional screw (2) have a connector (22). The end of the bidirectional screw (2) facing the servo motor (3) has a drive slot (23).

4. The hot stamping positioning device for plastic products according to claim 3, characterized in that, The servo motor (3) has a drive shaft (33) at its output end. The drive shaft (33) is connected to the drive slot (23). The servo motor (3) has a fixed foot (31) on the side that is in contact with the base (1). The fixed foot (31) has a fixed hole (32). The servo motor (3) is fixed to the side of the base (1) by passing a bolt through the fixed hole (32).

5. The hot stamping positioning device for plastic products according to claim 1, characterized in that, Both clamping rods (4) have rubber pads (41) on their opposite sides. The bottom of the clamping rod (4) has a connecting block (45). The connecting block (45) has a threaded hole (46) in the middle. The threaded hole (46) is connected to the bidirectional screw (2).

6. The hot stamping positioning device for plastic products according to claim 5, characterized in that, The clamp (4) has mounting joints (42) at both ends of the outer side. The mounting joint (42) has a socket (43) in the middle. The mounting joint (42) has a set screw (44) on the side of the mounting joint (42) aligned with the socket (43).

7. The hot stamping positioning device for plastic products according to claim 1, characterized in that, The support rod (5) is L-shaped, and the top of the support rod (5) is provided with a through hole (51), the bottom of the support rod (5) is provided with a base plate (52), and the bottom surface of the base plate (52) is provided with a plug-in post (53).

8. The hot stamping positioning device for plastic products according to claim 1, characterized in that, The drive cylinder (6) has a clamping plate (61) on both sides of its bottom surface. The clamping plate (61) has multiple bolt holes (62). The drive cylinder (6) is fixed to the top of the support rod (5) by bolts passing through the bolt holes (62). The output end of the drive cylinder (6) has a telescopic rod (63).

9. A hot stamping positioning device for plastic products according to claim 8, characterized in that, It also includes a universal pressure head (7), and the bottom end of the telescopic rod (63) is provided with a universal ball head (64), and the universal pressure head (7) and the universal ball head (64) are rotatably connected.

10. A hot stamping positioning device for plastic products according to claim 9, characterized in that, The universal pressure head (7) has an adapter (72) on its upper surface, a ball groove (73) in the middle of the adapter (72), the ball groove (73) and the universal ball head (64) are connected, and a rubber patch (71) is provided on the bottom surface of the universal pressure head (7).

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