Clamping device for plastic mold production

Abstract

The utility model relates to the technical field of mold production, in particular to a clamping device for plastic mold production, which comprises a platform, moving blocks arranged at the left end and the right end of the upper side of the platform, a support plate A fixed on one side, facing the center of the platform, of each moving block, an adjusting clamping unit arranged between each moving block and the platform, and a mounting plate arranged on the upper side of each support plate A, the mounting plate is fixedly connected with the moving block, a fixing plate is fixed to the upper side of the mounting plate and fixedly connected with the upper side of the moving block, a clamping unit A is arranged on the side, facing the supporting plate A, of the mounting plate, and a clamping unit B is arranged on the upper side of the fixing plate. By arranging the adjusting clamping unit, the clamping unit A and the clamping unit B, the equipment can automatically clamp molds of different sizes, time waste is reduced, the applicability and the use efficiency of the equipment are improved, and resource waste is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of mold production, in particular to a clamping device for plastic mold production. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, molds are tools used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material. It is known as the "mother of industry".

[0003] A tool that makes the blank into a product with a specific shape and size under the action of external force. It is widely used in blanking, die forging, cold heading, extrusion, powder metallurgy pressing, pressure casting, and compression or injection molding of engineering plastics, rubber, ceramics and other products. The mold has a specific contour or inner cavity shape. The use of a contour shape with a cutting edge can make the blank separate (blanking) according to the contour shape. The use of the inner cavity shape can make the blank obtain a corresponding three-dimensional shape.

[0004] During the production process, the mold needs to be clamped with a fixture before processing. However, due to the size differences between different molds, the fixture needs to be replaced when clamping different molds, resulting in a waste of time and resources. To this end, we propose a clamping device for plastic mold production to solve the above problem. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that during the production process of the mold, a clamp is needed to clamp it and then process it, but due to the size differences between different molds, the clamp needs to be replaced when clamping different molds, resulting in a waste of time and consumption of resources. A clamping device for plastic mold production is proposed to solve the problem.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A clamping device for plastic mold production is designed, including a platform, wherein moving blocks are provided at the left and right ends of the upper side of the platform, an A support plate is fixed to the side of the moving block facing the center of the platform, an adjusting clamping unit is provided between the moving block and the platform, a mounting plate is provided on the upper side of the A support plate, the mounting plate is fixedly connected to the moving block, a fixed plate is fixed on the upper side of the mounting plate, the fixed plate is fixedly connected to the upper side of the moving block, an A clamping unit is provided on the side of the mounting plate facing the A support plate, and a B clamping unit is provided on the upper side of the fixed plate.

[0008] Preferably, the adjusting clamping unit comprises two servo motors and two A electric push rods, connecting plates are fixed on the front and rear sides of the moving block, and an A driven block is fixed on the side of the connecting plate away from the moving block, A screws are provided on the front and rear sides of the platform, and an A threaded hole is provided on one side of the A driven block, the A screw and the A threaded hole are connected by threaded meshing transmission, the A screw and the platform are rotatably connected, the servo motor shaft end is fixedly connected to the left end of the A screw, the servo motor and the platform are fixedly connected, three A dovetail grooves are provided on the upper side of the platform, and an A guide block is fixed on the lower side of the moving block and the connecting plate, the A guide block can slide on the inner side of the A dovetail groove, a positioning strip is provided on the upper side of the A support plate, two A through holes are provided on one side of the moving block, the A electric push rod is fixedly connected to the side of the moving block away from the A support plate, the A electric push rod shaft end passes through the A through hole and is fixedly connected to the positioning strip, and the A electric push rod and the servo motor are connected to a power supply and a controller through wires.

[0009] Preferably, two B dovetail grooves are provided on the upper side of the A support plate, and C dovetail grooves are provided on the front and rear sides of the platform. A B guide block slides inside the B dovetail groove, and a C guide block slides inside the C dovetail groove. The B guide block is fixedly connected to the positioning bar, and the C guide block is fixedly connected to the A follower block.

[0010] Preferably, an A connecting block is fixed on the upper side of the A driven block, an auxiliary rod is fixed on the upper side of the A connecting block, the auxiliary rod is fixedly connected to the moving block, a guide hole is provided on one side of the auxiliary rod, a guide rod is provided on the upper side of the A screw rod, the guide rod can slide inside the guide hole, a B support plate is provided on the side of the moving block away from the platform, an A through hole is provided on one side of the B support plate, the A electric push rod can slide inside the A through hole, and the guide rod is fixedly connected to the B support plate.

[0011] Preferably, the A clamping unit includes an A motor, a positioning hole is provided on the front side of the moving block, a B screw is rotatably provided inside the positioning hole, an A clamping block is provided on the side of the mounting plate away from the moving block, two B follower blocks are provided on the side of the mounting plate away from the A clamping block, two guide holes are provided on one side of the mounting plate, two guide bars are fixed between the B follower block and the A clamping block, the guide bars can slide inside the guide holes, a B threaded hole is provided on the front side of the B follower block, the B screw is connected to the inner side of the B threaded hole through threaded meshing transmission, the B screw is rotatably connected to the mounting plate, the A motor is connected to the B screw through a sprocket chain meshing transmission, the A motor is fixedly connected to the upper rear end of the fixed plate, and the A motor is connected to a power supply and a controller through wires.

[0012] Preferably, a counterweight is fixed to the front end of the upper side of the fixing plate.

[0013] Preferably, the B clamping unit includes two electric linear slides, a lifting block is provided on the upper side of the fixed plate, L-shaped guide bars are slidably arranged at the four corners of the outer side of the lifting block, the L-shaped guide bar is fixedly connected to the upper side of the fixed plate, a B connecting block is provided on the upper side of the lifting block, the B connecting block is fixedly connected to the upper side of the L-shaped guide bar, the lifting block is fixedly connected to the moving end on the electric linear slide, the electric linear slide is fixedly connected to the upper side of the fixed plate and the L-shaped guide bar, the electric linear slide is connected to a power supply and a controller through a wire, a sliding hole is provided on one side of the lifting block, a pressure block slides inside the sliding hole, and a telescopic part is provided between the pressure block and the lifting block.

[0014] Preferably, the telescopic part includes a B electric push rod, a driving plate is fixed on the side of the pressure block facing the center of the platform, a limiting plate is fixed on the side of the pressure block away from the driving plate, the B electric push rod is fixedly connected to the upper side of the lifting block, the shaft end of the B electric push rod is fixedly connected to the driving plate, and the B electric push rod is connected to a power supply and a controller through a wire.

[0015] The utility model provides a clamping device for plastic mold production, which has the following beneficial effects:

[0016] 1. By setting the adjustable clamping unit, A clamping unit, and B clamping unit, the equipment can automatically clamp molds of different sizes, reduce time waste, improve the applicability and efficiency of the equipment, and reduce resource waste.

[0017] 2. By setting A connecting block, auxiliary rod, guide rod and B support plate, the operation of the equipment is guided and supported, making the operation of the equipment more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of a three-dimensional structure of a clamping device for plastic mold production proposed by the utility model, viewed from the right front side;

[0019] Figure 2 The utility model proposed Figure 1 A partial enlarged schematic diagram of the three-dimensional structure of the middle A area;

[0020] Figure 3 The utility model proposed Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle B area;

[0021] Figure 4 The utility model proposed Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle C area;

[0022] Figure 5 The utility model proposed Figure 1 Schematic diagram of the partially enlarged three-dimensional structure of area D in the middle.

[0023] In the figure: 1, platform; 2, moving block; 3, support plate A; 4, adjusting clamping unit; 41, servo motor; 42, electric push rod A; 43, connecting plate; 44, driven block A; 45, screw rod A; 46, guide block A; 47, positioning bar; 48, guide block B; 49, guide block C; 410, connecting block A; 411, auxiliary rod; 412, guide rod; 413, support plate B; 5, mounting plate ; 6. Fixed plate; 7. A clamping unit; 71. A motor; 72. B screw; 73. A clamping block; 74. B driven block; 75. Guide bar; 76. Counterweight block; 8. B clamping unit; 81. Electric linear guide; 82. Lifting block; 83. L-shaped guide bar; 84. B connecting block; 85. Pressing block; 86. Telescopic part; 861. B electric push rod; 862. Driving plate; 863. Limiting plate. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the present invention will be clarified and fully described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] Reference Figure 1-5 A clamping device for plastic mold production includes a platform 1, movable blocks 2 are provided at the left and right ends of the upper side of the platform 1, a support plate A 3 is fixed to the side of the movable block 2 facing the center of the platform 1, a mounting plate 5 is provided on the upper side of the support plate A 3, the mounting plate 5 is fixedly connected to the movable block 2, a fixed plate 6 is fixed on the upper side of the mounting plate 5, the fixed plate 6 is fixedly connected to the upper side of the movable block 2, and the fixed plate 6 supports the mounting plate 5, making the mounting plate 5 more stable.

[0026] An adjustment clamping unit 4 is provided between the moving block 2 and the platform 1. The adjustment clamping unit 4 includes two servo motors 41 and two A electric push rods 42. Connecting plates 43 are fixed on the front and rear sides of the moving block 2. Three A dovetail grooves are provided on the upper side of the platform 1. A guide block 46 is fixed on the lower side of the moving block 2 and the connecting plate 43. The A guide block 46 can slide on the inner side of the A dovetail groove. An A follower block 44 is fixed on the side of the connecting plate 43 away from the moving block 2. The A follower block 44 guides and limits the movement of the moving block 2 and the connecting plate 43, making the movement of the moving block 2 and the connecting plate 43 more stable. C dovetail grooves are provided on the front and rear sides of the platform 1. A C guide block 49 slides on the inner side of the C dovetail groove. The C guide block 49 is fixedly connected to the A follower block 44. The C guide block 49 guides the movement of the A follower block 44, making the movement of the A follower block 44 more stable. A screw rods 45 are provided on both the front and rear sides of the platform 1, and an A threaded hole is provided on one side of the A driven block 44. The A screw rod 45 and the A threaded hole are connected by threaded meshing transmission. The A screw rod 45 and the platform 1 are rotatably connected. The shaft end of the servo motor 41 is fixedly connected to the left end of the A screw rod 45. The servo motor 41 and the platform 1 are fixedly connected. The servo motor 41 is connected to the power supply and the controller through a wire. The servo motor 41 drives the two A driven blocks 44 on the front and rear sides of the platform 1 to move in different directions through the A screw rod 45, so that the A driven block 44 drives the moving block 2 to approach or move away from the platform 1 through the connecting plate 43, and the A support plate 3 moves with the moving block 2, so that the mold is placed on the upper side of the A support plate 3, and the spacing between the A support plates 3 can be automatically adjusted, so that the equipment can support molds of different lengths, thereby improving the applicability of the equipment.

[0027] A positioning bar 47 is provided on the upper side of the A support plate 3, two A through holes are provided on one side of the moving block 2, the A electric push rod 42 is fixedly connected to the side of the moving block 2 away from the A support plate 3, the axial end of the A electric push rod 42 passes through the A through hole and is fixedly connected to the positioning bar 47, two B dovetail grooves are provided on the upper side of the A support plate 3, a B guide block 48 slides inside the B dovetail groove, the B guide block 48 is fixedly connected to the positioning bar 47, the A electric push rod 42 is connected to the power supply and the controller through a wire, the A electric push rod 42 moves on the A support plate 3 with the positioning bar 47, and the positioning bar 47 fixes the left and right directions of the mold.

[0028] An A connecting block 410 is fixed on the upper side of the A follower block 44, and an auxiliary rod 411 is fixed on the upper side of the A connecting block 410. The auxiliary rod 411 is fixedly connected to the moving block 2, and the A connecting block 410 supports the auxiliary rod 411 to make the equipment more stable. A guide hole is provided on one side of the auxiliary rod 411, and a guide rod 412 is provided on the upper side of the A screw rod 45. The guide rod 412 can slide inside the guide hole. A B support plate 413 is provided on the side of the moving block 2 away from the platform 1, and an A through hole is provided on one side of the B support plate 413. The A electric push rod 42 can slide inside the A through hole, and the guide rod 412 is fixedly connected to the B support plate 413. The guide rod 412 guides and limits the movement of the moving block 2 through the auxiliary rod 411, so that the movement of the moving block 2 is more stable and the operation of the equipment is more stable.

[0029] The mounting plate 5 is provided with an A clamping unit 7 on the side facing the A support plate 3. The A clamping unit 7 includes an A motor 71. A positioning hole is provided on the front side of the moving block 2. A B screw 72 is rotatably provided inside the positioning hole. An A clamping block 73 is provided on the side of the mounting plate 5 away from the moving block 2. Two B driven blocks 74 are provided on the side of the mounting plate 5 away from the A clamping block 73. Two guide holes are provided on one side of the mounting plate 5. Two guide bars 75 are fixed between the B driven block 74 and the A clamping block 73. The guide bar 75 can slide inside the guide hole. A B threaded hole is provided on the front side of the B driven block 74. The B screw 72 is connected to the inside of the B threaded hole through threaded meshing transmission. The B screw 72 is rotatably connected to the mounting plate 5. The A motor 71 is connected to the B screw 72 through a sprocket chain meshing transmission. The A motor 71 is connected to the fixed plate 6 The upper rear end is fixedly connected, and a counterweight block 76 is fixed on the upper front end of the fixed plate 6. The A motor 71 is connected to the power supply and the controller through a wire. The A motor 71 rotates with the B screw 72. As the B screw 72 rotates, the two B follower blocks 74 move in different directions, and the A clamping block 73 moves with the B follower block 74 through the guide bar 75. At the same time, the guide bar 75 guides the movement of the A clamping block 73 and the B follower block 74, making the movement of the A clamping block 73 and the B follower block 74 more stable, allowing the A clamping block 73 to automatically clamp the module, and can be adjusted according to modules of different sizes, thereby improving the applicability of the equipment. At the same time, the counterweight block 76 can maintain the balance of the mounting plate 5 and improve the stability of the equipment operation.

[0030] A B clamping unit 8 is provided on the upper side of the fixed plate 6. The B clamping unit 8 includes two electric linear slide rails 81. A lifting block 82 is provided on the upper side of the fixed plate 6. L-shaped guide strips 83 are slidably arranged at the four corners of the outer side of the lifting block 82. The L-shaped guide strip 83 is fixedly connected to the upper side of the fixed plate 6. A B connecting block 84 is provided on the upper side of the lifting block 82. The B connecting block 84 is fixedly connected to the upper side of the L-shaped guide strip 83. The lifting block 82 is fixedly connected to the upper moving end of the electric linear slide rail 81. The electric linear slide rail 81 is fixedly connected to the upper side of the fixed plate 6 and between the L-shaped guide strip 83. The electric linear slide rail 81 is connected to the power supply and the controller through a wire. A sliding hole is provided on one side of the lifting block 82. A pressing block 85 slides inside the sliding hole. The electric linear slide rail 81 moves up and down with the lifting block 82 inside the four L-shaped guide strips 83, so that the lifting block 82 moves with the pressing block 85, so that the pressing block limits the upper side of the mold to fix the mold. At the same time, it can be adjusted according to the sizes of different molds, thereby improving the applicability of the equipment.

[0031] A telescopic part 86 is provided between the pressing block 85 and the lifting block 82, and the telescopic part 86 includes a B electric push rod 861. A driving plate 862 is fixed to the side of the pressing block 85 facing the center of the platform 1, and a limiting plate 863 is fixed to the side of the pressing block 85 away from the driving plate 862. The B electric push rod 861 is fixedly connected to the upper side of the lifting block 82, and the shaft end of the B electric push rod 861 is fixedly connected to the driving plate 862. The B electric push rod 861 is connected to the power supply and the controller through a wire. The B electric push rod 861 moves the pressing block 85 in the sliding hole through the driving plate 862 to avoid interference when placing the mold, making the equipment more convenient to use.

[0032] How it works:

[0033] First, adjust the positions of the moving block 2 and the A support plate 3 by adjusting the clamping unit 4, place the mold on the A support plate 3, and let the clamping unit 4 fix the left and right sides of the mold. Then, fix the front and back sides of the mold by the A clamping unit 7. Finally, fix the upper and lower sides of the mold by the B clamping unit 8 in cooperation with the A support plate 3.

[0034] In the description of this patent, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position; be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A clamping device for plastic mold production, comprising a platform (1), characterized in that: The platform (1) is provided with moving blocks (2) at both left and right ends on the upper side; an A support plate (3) is fixed on the side of the moving block (2) facing the center of the platform (1); an adjusting clamping unit (4) is provided between the moving block (2) and the platform (1); a mounting plate (5) is provided on the upper side of the A support plate (3); the mounting plate (5) is fixedly connected to the moving block (2); a fixing plate (6) is fixedly connected to the upper side of the mounting plate (5); an A clamping unit (7) is provided on the side of the mounting plate (5) facing the A support plate (3); and a B clamping unit (8) is provided on the upper side of the fixing plate (6).

2. A clamping device for plastic mold production according to claim 1, characterized in that: The adjusting clamping unit (4) comprises two servo motors (41) and two A electric push rods (42); connecting plates (43) are fixed on the front and rear sides of the moving block (2); an A driven block (44) is fixed on the side of the connecting plate (43) away from the moving block (2); A screw rods (45) are provided on the front and rear sides of the platform (1); an A threaded hole is provided on one side of the A driven block (44); the A screw rod (45) and the A threaded hole are connected to each other through threaded meshing transmission; the A screw rod (45) and the platform (1) are rotationally connected; the shaft end of the servo motor (41) is fixedly connected to the left end of the A screw rod (45); the servo motor (41) and the platform (1), three A dovetail grooves are arranged on the upper side of the platform (1), A guide block (46) is fixed on the lower side of the moving block (2) and the connecting plate (43), and the A guide block (46) can slide inside the A dovetail groove, a positioning strip (47) is arranged on the upper side of the A support plate (3), two A through holes are arranged on one side of the moving block (2), the A electric push rod (42) is fixedly connected to the side of the moving block (2) away from the A support plate (3), the shaft end of the A electric push rod (42) passes through the A through hole and is fixedly connected to the positioning strip (47), and the A electric push rod (42) and the servo motor (41) are connected to a power supply and a controller through wires.

3. A clamping device for plastic mold production according to claim 2, characterized in that: Two B dovetail grooves are provided on the upper side of the A support plate (3), and C dovetail grooves are provided on both the front and rear sides of the platform (1). A B guide block (48) slides inside the B dovetail groove, and a C guide block (49) slides inside the C dovetail groove. The B guide block (48) is fixedly connected to the positioning bar (47), and the C guide block (49) is fixedly connected to the A driven block (44).

4. A clamping device for plastic mold production according to claim 2, characterized in that: An A connecting block (410) is fixed on the upper side of the A driven block (44), an auxiliary rod (411) is fixed on the upper side of the A connecting block (410), the auxiliary rod (411) is fixedly connected to the moving block (2), a guide hole is provided on one side of the auxiliary rod (411), a guide rod (412) is provided on the upper side of the A screw rod (45), the guide rod (412) can slide inside the guide hole, a B support plate (413) is provided on the side of the moving block (2) away from the platform (1), an A through hole is provided on one side of the B support plate (413), the A electric push rod (42) can slide inside the A through hole, and the guide rod (412) and the B support plate (413) are fixedly connected.

5. A clamping device for plastic mold production according to claim 1, characterized in that: The A clamping unit (7) comprises an A motor (71), a positioning hole is provided on the front side of the moving block (2), a B screw (72) is rotated inside the positioning hole, an A clamping block (73) is provided on the side of the mounting plate (5) away from the moving block (2), two B driven blocks (74) are provided on the side of the mounting plate (5) away from the A clamping block (73), two guide holes are provided on one side of the mounting plate (5), and two guide bars (75) are fixed between the B driven block (74) and the A clamping block (73) The guide bar (75) can slide inside the guide hole, a B threaded hole is provided on the front side of the B driven block (74), the B screw rod (72) is connected to the inside of the B threaded hole by threaded meshing transmission, the B screw rod (72) is rotationally connected to the mounting plate (5), the A motor (71) is connected to the B screw rod (72) by sprocket chain meshing transmission, the A motor (71) is fixedly connected to the upper rear end of the fixing plate (6), and the A motor (71) is connected to a power supply and a controller by a wire.

6. A clamping device for plastic mold production according to claim 5, characterized in that: A counterweight block (76) is fixed to the front end of the upper side of the fixing plate (6).

7. A clamping device for plastic mold production according to claim 1, characterized in that: The B clamping unit (8) comprises two electric linear slide rails (81), a lifting block (82) is provided on the upper side of the fixed plate (6), L-shaped guide bars (83) are slidably arranged at the four corners of the outer side of the lifting block (82), the L-shaped guide bar (83) is fixedly connected to the upper side of the fixed plate (6), a B connecting block (84) is provided on the upper side of the lifting block (82), the B connecting block (84) is fixedly connected to the upper side of the L-shaped guide bar (83), the lifting block (82) is fixedly connected to the upper movable end of the electric linear slide rail (81), the electric linear slide rail (81) is fixedly connected to the upper side of the fixed plate (6) and the L-shaped guide bar (83), the electric linear slide rail (81) is connected to a power supply and a controller through a wire, a sliding hole is provided on one side of the lifting block (82), a pressing block (85) is slidably arranged inside the sliding hole, and a telescopic portion (86) is provided between the pressing block (85) and the lifting block (82).

8. A clamping device for plastic mold production according to claim 7, characterized in that: The telescopic part (86) includes a B electric push rod (861), a driving plate (862) is fixed on the side of the pressure block (85) facing the center of the platform (1), a limiting plate (863) is fixed on the side of the pressure block (85) away from the driving plate (862), the B electric push rod (861) is fixedly connected to the upper side of the lifting block (82), the shaft end of the B electric push rod (861) is fixedly connected to the driving plate (862), and the B electric push rod (861) is connected to a power supply and a controller via a wire.

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