Positioning device for plastic mold production
By designing a positioning device including a moving rod, an adjustment unit and a quick disassembly positioning unit, the problem of wasted mold positioning time is solved, automatic adjustment and rapid replacement are realized, and production efficiency and applicability are improved.
Patent Information
- Application Number
- CN202421184573.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-28
AI Technical Summary
In the prior art, the mold needs to be positioned from the lower side when processing or moving, resulting in the need to replace the positioning device due to different mold sizes and surface differences, which wastes time and affects production efficiency.
Design a positioning device for plastic mold production including a mobile rod, an A adjustment unit, an installation board, a B adjustment unit, a positioning block, an A positioning bar, a limiting block and a quick disassembly positioning unit to realize automatic adjustment and rapid adjustment of the positioning block position Replace, reduce the time to replace the positioning device.
Through automatic adjustment and rapid replacement of positioning blocks, waste of production time is reduced and the production efficiency and maintenance efficiency of the equipment are improved.
Smart Images
Figure CN222345361U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of mold production, in particular to a positioning 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] When the mold is being processed or moved, it is usually necessary to position the mold from the bottom so that the mold can be placed in a suitable position. However, due to the differences in mold sizes and the bottom surfaces of the molds, the positioning device needs to be replaced when producing different molds, which wastes time and affects production time. For this reason, we propose a positioning device for plastic mold production to solve the above problems. Utility Model Content
[0005] The purpose of the utility model is to solve the problem in the prior art that when the mold is processed or moved, it is usually necessary to position the mold from the bottom so that the mold can be placed in a suitable position, but due to the differences between different mold sizes and the lower surfaces of the mold, it is necessary to replace the positioning device when producing different molds, which wastes time and affects the production time. A positioning 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 positioning device for plastic mold production is designed, including a platform, four moving rods are provided on the upper side of the platform, A adjustment units are provided between the moving rods and the platform, a mounting plate is provided on the upper side of the moving rods, a B adjustment unit is provided between the mounting plate and the moving rods, a positioning block is provided on the upper side of the mounting plate, a dovetail groove A is provided on the lower side of the positioning block, an A positioning strip is provided on the inner side of the A dovetail groove, the A positioning strip is fixedly connected to the upper side of the mounting plate, a limit block is provided on the side of the positioning block facing the platform, the limit block is fixedly connected to the upper side of the mounting plate, and a quick-release positioning unit is provided between the positioning block and the mounting plate.
[0008] Preferably, guide grooves are provided at the lower ends of both front and rear sides of the positioning block, guide strips are slid inside the guide grooves, the guide strips are fixedly connected to the upper side of the mounting plate, and the upper end of the guide strip facing the positioning block is chamfered.
[0009] Preferably, the A adjustment unit includes a motor, four mounting grooves are provided on the upper side of the platform, and follower blocks are fixed at both front and rear ends of the lower side of the moving rod, and the follower block can slide in the inner side of the mounting groove, and a threaded hole is provided on one side of the follower block, and a screw rod is transmitted through threaded engagement on the inner side of the threaded hole, and the screw rod is rotationally connected to the platform, and two of the screw rods are connected through sprocket chain engagement transmission, and four B dovetail grooves are provided on the upper side of the platform, and A guide blocks are fixed at both front and rear ends of the lower side of the moving rod, and the A guide block can slide in the inner side of the B dovetail groove, the motor shaft end is fixedly connected to the screw shaft end, the motor is fixedly connected to the platform, and the motor is connected to the power supply and the controller through wires.
[0010] Preferably, the B adjustment unit includes two electric linear slides, a C dovetail groove is provided on the upper side of the moving rod, a B guide block is slidably arranged inside the C dovetail groove, the B guide block is fixedly connected to the lower side of the mounting plate, connecting plates are fixedly arranged at both left and right ends of the lower side of the mounting plate, the connecting plates are fixedly connected to the moving end on the electric linear slide, the electric linear slide is fixedly connected to the moving rod, and the electric linear slide is connected to a power supply and a controller via wires.
[0011] Preferably, B positioning strips are provided on both left and right sides of the moving rod, and the B positioning strips are fixedly connected to the lower side of the mounting plate.
[0012] Preferably, the quick-release positioning unit includes a limit plate and three springs, the upper side of the mounting plate is provided with a sliding groove, the limit plate can slide inside the sliding groove, the inner side of the sliding groove is provided with three positioning grooves, the upper side of the limit plate is provided with two blocks, the blocks are fixedly connected to the positioning blocks, a guide cylinder is provided on the inner side of the spring, a guide rod is slidably provided on the inner side of the guide cylinder, the guide rod is fixedly connected to the lower side of the limit plate, the guide cylinder is fixedly connected to the inner side of the positioning groove, a limit ring is fixed on the outer side of the guide rod, the spring is located between the limit ring and the positioning groove, the limit ring can slide between the positioning groove, a positioning ring is provided on the upper side of the limit ring, the guide rod can slide inside the positioning ring, the positioning ring is fixedly connected to the inner side of the positioning groove, auxiliary strips are fixed on both left and right ends of the lower side of the limit plate, and the auxiliary strips can slide between the positioning grooves.
[0013] The utility model provides a positioning device for plastic mold production, which has the following beneficial effects:
[0014] 1. By setting the moving rod, A adjustment unit, mounting plate, B adjustment unit, positioning block, A positioning strip, limit block, and quick-release positioning unit, the equipment can directly replace the positioning block, so that the equipment can adjust the position of the positioning block according to the mold without replacing the entire positioning device, reducing time waste and improving equipment production efficiency.
[0015] 2. By setting the positioning block, A positioning strip, limit block and quick-release positioning unit, the positioning block can be quickly replaced, which improves the efficiency of equipment replacement and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of a three-dimensional structure of a positioning device for plastic mold production proposed by the utility model, viewed from the right front side;
[0017] Figure 2 The utility model proposed Figure 1 A partial enlarged schematic diagram of the three-dimensional structure of the middle A area;
[0018] Figure 3 The utility model proposed Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle B area;
[0019] Figure 4 The utility model proposed Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle C area;
[0020] Figure 5 This is a left-side cutaway three-dimensional structural schematic diagram of a positioning device for plastic mold production proposed by the utility model;
[0021] Figure 6 The utility model proposed Figure 5A schematic diagram of the partially enlarged three-dimensional structure of the middle D area;
[0022] Figure 7 The utility model proposed Figure 5 Schematic diagram of the partially enlarged three-dimensional structure of area E in the middle.
[0023] In the figure: 1. platform; 2. moving rod; 3. A adjustment unit; 31. motor; 32. driven block; 33. screw; 34. A guide block; 4. mounting plate; 5. B adjustment unit; 51. electric linear guide; 52. B guide block; 53. connecting plate; 54. B positioning strip; 6. positioning block; 7. A positioning strip; 8. limit block; 9. quick release positioning unit; 91. limit plate; 92. spring; 93. block; 94. guide cylinder; 95. guide rod; 96. limit ring; 97. positioning ring; 98. auxiliary strip; 10. guide strip. DETAILED DESCRIPTION
[0024] The technical scheme in the embodiments of the present invention will be clearly described below in conjunction with the drawings in the embodiments of the present invention; it is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.
[0025] Reference Figure 1-7 A positioning device for plastic mold production includes a platform 1, four moving rods 2 are arranged on the upper side of the platform 1, a mounting plate 4 is arranged on the upper side of the moving rod 2, a positioning block 6 is arranged on the upper side of the mounting plate 4, a dovetail groove A is arranged on the lower side of the positioning block 6, and a positioning strip 7 is arranged inside the dovetail groove A. The positioning strip 7 limits the positioning block 6 on the mounting plate 4, so that the positioning block 6 cannot move upward, and at the same time can guide the installation of the positioning block 6, making the installation of the positioning block 6 more convenient. The positioning strip 7 is fixedly connected to the upper side of the mounting plate 4, and the lower ends of the front and rear sides of the positioning block 6 are both provided with guides. A guide bar 10 is provided on the inner side of the guide groove, and the guide bar 10 is fixedly connected to the upper side of the mounting plate 4. The guide bar 10 plays a guiding and limiting role in the installation of the positioning block 6, making the installation of the guide bar 10 more convenient and more stable after installation. A chamfer is provided on the upper end of the guide bar 10 facing the positioning block 6, and the chamfer allows the positioning block 6 to contact the guide bar 10 more conveniently. A limit block 8 is provided on the side of the positioning block 6 facing the platform 1, and the limit block 8 is fixedly connected to the upper side of the mounting plate 4. The limit block 8 limits one side of the positioning block 6 to fix the installation of the positioning block 6.
[0026] An A adjustment unit 3 is provided between the moving rod 2 and the platform 1. The A adjustment unit 3 includes a motor 31. Four mounting grooves are provided on the upper side of the platform 1. Four B dovetail grooves are provided on the upper side of the platform 1. Follower blocks 32 are fixed at both front and rear ends of the lower side of the moving rod 2. The follower blocks 32 can slide inside the mounting grooves. A guide blocks 34 are fixed at both front and rear ends of the lower side of the moving rod 2. The A guide blocks 34 can slide inside the B dovetail grooves. The A guide blocks 34 guide and limit the movement of the moving rod 2, making the equipment run more stably. A threaded hole is provided on one side of the follower block 32. A screw 33 is transmitted through threaded engagement on the inner side of the threaded hole. The screw 3 3 is rotatably connected with the platform 1, the two screw rods 33 are connected by a sprocket chain meshing transmission, the shaft end of the motor 31 is fixedly connected with the shaft end of the screw rod 33, the motor 31 is fixedly connected with the platform 1, the motor 31 is connected to the power supply and the controller through a wire, the motor 31 drives the screw rod 33 to rotate, and the driven block 32 moves in the installation groove with the rotation of the screw rod 33, and the driven block 32 drives the moving rod 2 to move on the platform 1, so that the four moving rods 2 move to the appropriate position, realizing the ability of automatic adjustment, and can be adjusted according to the condition of the lower side of the mold, thereby improving the convenience and adaptability of the equipment.
[0027] A B adjustment unit 5 is provided between the mounting plate 4 and the moving rod 2. The B adjustment unit 5 includes two electric linear slides 51. A C dovetail groove is provided on the upper side of the moving rod 2. A B guide block 52 is slidably provided inside the C dovetail groove. The B guide block 52 is fixedly connected to the lower side of the mounting plate 4. B positioning strips 54 are provided on the left and right sides of the moving rod 2. The B positioning strips 54 are fixedly connected to the lower side of the mounting plate 4. Connecting plates 53 are fixedly provided on both left and right ends of the lower side of the mounting plate 4. The connecting plate 53 is fixedly connected to the upper moving end of the electric linear slide 51. The electric linear slide 51 is fixedly connected to the moving rod 2. The electric linear slide 51 is connected to the power supply and the controller through a wire. The electric linear slide 51 moves on the upper side of the moving rod 2 with the mounting plate 4 through the connecting plate 53. The B guide block 52 guides and limits the movement of the mounting plate 4. At the same time, the B positioning strips 54 guide and limit the left and right shaking of the mounting plate 4 on both sides, so that the equipment can automatically adjust the position of the mounting plate 4, so that the mounting plate 4 moves to a suitable position on the lower side of the mold, thereby improving the automation level of the equipment.
[0028] A quick-release positioning unit 9 is provided between the positioning block 6 and the mounting plate 4. The quick-release positioning unit 9 includes a limit plate 91 and three springs 92. A sliding groove is provided on the upper side of the mounting plate 4. The limit plate 91 can slide inside the sliding groove. Three positioning grooves are provided inside the sliding groove. Two clamping blocks 93 are provided on the upper side of the limit plate 91. The clamping block 93 is fixedly connected to the positioning block 6. A guide cylinder 94 is provided on the inner side of the spring 92. A guide rod 95 is slidably provided inside the guide cylinder 94. The guide rod 95 is fixedly connected to the lower side of the limit plate 91. The guide cylinder 94 is fixedly connected to the inner side of the positioning groove. A limit ring 96 is fixedly provided on the outer side of the guide rod 95. The spring 92 is located between the limit ring 96 and the positioning groove. The limit ring 96 can slide between the positioning grooves. A positioning ring 97 is provided on the upper side of the limit ring 96. The rod 95 can slide on the inner side of the positioning ring 97, and the positioning ring 97 is fixedly connected to the inner side of the positioning groove. Auxiliary strips 98 are fixed on the left and right ends of the lower side of the limiting plate 91. The auxiliary strips 98 can slide between the positioning grooves, so that the limiting plate 91 is stuck in the clamping block 93, and the clamping block 93, the A positioning strip 7 and the limiting block 8 install the positioning block 6 on the mounting plate 4, so that the positioning block 6 fits with the lower side of the mold to realize the positioning of the mold, and the spring 92 pushes the limiting plate 91 in the clamping block 93 to prevent the positioning block 6 from loosening. When the limiting plate 91 is pressed into the sliding groove, the positioning block 6 can be quickly disassembled and replaced, so that the equipment can quickly replace the positioning block 6 according to different molds, and can better position different molds, thereby improving the applicability of the equipment.
[0029] How it works:
[0030] The appropriate positioning block 6 is installed on the mounting plate 4 through the quick-release positioning unit 9, and then the positions of the moving rod 2 and the mounting plate 4 are adjusted respectively through the A adjustment unit 3 and the B adjustment unit 5, so that the positioning block 6 can be automatically adjusted to the appropriate position on the lower side of the mold, and the four positioning blocks 6 can position the mold from the bottom.
[0031] 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.
[0032] 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 positioning device for plastic mold production, comprising a platform (1), characterized in that: Four moving rods (2) are arranged on the upper side of the platform (1), and an A adjustment unit (3) is arranged between the moving rods (2) and the platform (1). A mounting plate (4) is arranged on the upper side of the moving rods (2), and a B adjustment unit (5) is arranged between the mounting plate (4) and the moving rods (2). A positioning block (6) is arranged on the upper side of the mounting plate (4), and an A dovetail groove is arranged on the lower side of the positioning block (6). An A positioning strip (7) is arranged inside the A dovetail groove, and the A positioning strip (7) is fixedly connected to the upper side of the mounting plate (4). A limiting block (8) is arranged on the side of the positioning block (6) facing the platform (1), and the limiting block (8) is fixedly connected to the upper side of the mounting plate (4). A quick-release positioning unit (9) is arranged between the positioning block (6) and the mounting plate (4).
2. A positioning device for plastic mold production according to claim 1, characterized in that: The lower ends of both front and rear sides of the positioning block (6) are provided with guide grooves, and a guide strip (10) is slidably disposed inside the guide groove. The guide strip (10) is fixedly connected to the upper side of the mounting plate (4), and the upper end of the guide strip (10) facing the positioning block (6) is provided with a chamfer.
3. A positioning device for plastic mold production according to claim 1, characterized in that: The A adjustment unit (3) comprises a motor (31), four mounting grooves are arranged on the upper side of the platform (1), driven blocks (32) are fixed at the front and rear ends of the lower side of the moving rod (2), and the driven blocks (32) can slide inside the mounting grooves, a threaded hole is arranged on one side of the driven block (32), a screw rod (33) is arranged inside the threaded hole through threaded meshing transmission, the screw rod (33) is rotationally connected to the platform (1), and two screw rods (33) are connected through sprocket chain meshing transmission, four B dovetail grooves are arranged on the upper side of the platform (1), A guide blocks (34) are fixed at the front and rear ends of the lower side of the moving rod (2), and the A guide blocks (34) can slide inside the B dovetail grooves, the shaft end of the motor (31) is fixedly connected to the shaft end of the screw rod (33), the motor (31) is fixedly connected to the platform (1), and the motor (31) is connected to a power supply and a controller through a wire.
4. A positioning device for plastic mold production according to claim 1, characterized in that: The B adjustment unit (5) comprises two electric linear slides (51), a C dovetail groove is provided on the upper side of the moving rod (2), a B guide block (52) is slidably provided inside the C dovetail groove, the B guide block (52) is fixedly connected to the lower side of the mounting plate (4), connecting plates (53) are fixedly connected to the left and right ends of the lower side of the mounting plate (4), the connecting plates (53) are fixedly connected to the upper moving end of the electric linear slide (51), the electric linear slide (51) is fixedly connected to the moving rod (2), and the electric linear slide (51) is connected to a power supply and a controller via a wire.
5. A positioning device for plastic mold production according to claim 4, characterized in that: The left and right sides of the moving rod (2) are both provided with B positioning strips (54), and the B positioning strips (54) are fixedly connected to the lower side of the mounting plate (4).
6. A positioning device for plastic mold production according to claim 1, characterized in that: The quick-release positioning unit (9) comprises a limit plate (91) and three springs (92). A sliding groove is provided on the upper side of the mounting plate (4). The limit plate (91) can slide inside the sliding groove. Three positioning grooves are provided inside the sliding groove. Two clamping blocks (93) are provided on the upper side of the limit plate (91). The clamping blocks (93) are fixedly connected to the positioning block (6). A guide cylinder (94) is provided on the inner side of the spring (92). A guide rod (95) is slidably provided on the inner side of the guide cylinder (94). The guide rod (95) is fixedly connected to the lower side of the limit plate (91). The guide cylinder (94) is fixedly connected to the inner side of the positioning groove, a limiting ring (96) is fixedly provided on the outer side of the guide rod (95), the spring (92) is located between the limiting ring (96) and the positioning groove, the limiting ring (96) can slide between the positioning grooves, a positioning ring (97) is provided on the upper side of the limiting ring (96), the guide rod (95) can slide inside the positioning ring (97), the positioning ring (97) is fixedly connected to the inner side of the positioning groove, and auxiliary strips (98) are fixedly provided at both left and right ends of the lower side of the limiting plate (91), and the auxiliary strips (98) can slide between the positioning grooves.