Precise forming die for substrate insert
By introducing a cylinder drive and worm gear structure into the substrate insert mold, the problem of poor clamping of inserts of different specifications is solved, ensuring the stable clamping of inserts during injection molding and improving the quality of finished products.
Patent Information
- Application Number
- CN202520846785.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-30
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2035-04-30
AI Technical Summary
Existing substrate insert molds are difficult to adapt to inserts of different specifications, resulting in poor clamping effect and affecting injection molding quality.
A precision molding die for substrate inserts was designed. It uses a cylinder to drive the drive rod and drive block. The hinge structure drives the half gear and rack to mesh and realize the opposite movement of the clamping rod. The clamping depth is adjusted by the worm gear structure to adapt to inserts of different specifications and depths.
It achieves stable clamping of inserts of different specifications and depths, ensuring that the inserts do not wobble during injection molding and improving the quality of injection molded products.
Smart Images
Figure CN223904403U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to precision forming mould technical field especially relates to base plate insert precision forming mould. BACKGROUND
[0002] The base plate insert refers to the functional component embedded in the inside or surface of the base plate (such as circuit board, mechanical structure base plate, composite material base plate etc.), is used for enhancing the specific performance (such as electric conduction, mechanical strength, heat dissipation, connection etc.) of the base plate or realizes specific function, and the base plate insert precision forming mould is needed when putting the insert into the base plate.
[0003] The existing insert injection molding is a kind of insert of different material is placed in injection molding machine mould proper position in advance, then melt material such as plastic is injected, insert is wrapped in product by the cooled solidified plastic after mold opening, and the forming method of integrated product, and since insert can be impacted by melt material and produce shaking in injection molding process, leading to the decline of final injection molding quality, so insert needs to be clamped and fixed in advance, and since the specifications of insert are various, the clamping assembly of existing insert is often single specification, it is difficult to adapt to different specifications of insert, further leading to poor clamping effect and further affecting the quality of final product. UTILITY MODEL CONTENTS
[0004] In order to make up for the above shortcomings, the utility model provides base plate insert precision forming mould, aims at improving the problem of poor clamping and fixing effect of existing base plate insert mould to different specifications of insert and further affecting the quality of final product.
[0005] In order to achieve the above object, the utility model provides the following technical scheme: base plate insert precision forming mould, including rear mould, the inner wall of rear mould is fixedly connected with a plurality of limit shells, the outer wall of limit shell is fixedly connected with air cylinder no.
[0006] Preferably, the depth adjusting assembly includes a worm, the worm is rotatably connected to the inner wall of the rear mold, the outer wall of the worm is fixedly connected with a knob, the inner wall of the rear mold is rotatably connected with a lead screw, the outer wall of the lead screw is fixedly connected with a worm gear, the bottom end of the limit shell is fixedly connected with a plurality of sliding blocks.
[0007] Preferably, the inner wall of the rear mold is slidingly connected with the front mold, the outer wall of the front mold is fixedly connected with the air cylinder one, the output end of the air cylinder one is fixedly connected with the injection pipe, and the injection pipe is installed in the interior of the front mold.
[0008] Preferably, the inner wall of the limiting shell is provided with a limiting sliding rail, and the bottom end of the rack is slidingly connected to the outer wall of the limiting sliding rail.
[0009] Preferably, the inner wall of the limiting shell is fixedly connected with a plurality of rotating columns, the half gear is rotatably connected to the outer wall of the rotating column, and the tooth end of the half gear is meshingly connected with the rack.
[0010] Preferably, the clamping rod is slidingly connected and penetrates through the inner wall of the limiting shell, and the outer wall of the clamping rod is provided with a protective pad.
[0011] Preferably, the tooth end of the worm and the worm wheel is meshingly connected.
[0012] Preferably, one of the sliding blocks is threadedly connected to the outer wall of the lead screw, and one of the sliding blocks is slidingly connected to the outer wall of the limiting rod.
[0013] The utility model has the advantages of the following beneficial effects:
[0014] 1. In the utility model, the driving rod and the driving block are driven by the air cylinder to slide, the half gears on the two sides are driven by the hinged structure at the two ends of the driving block to mesh with the rack, the clamping rod on the rack is driven to move towards each other, different specifications of inserts can be clamped and fixed, and subsequent injection molding is facilitated.
[0015] 2. In the utility model, the worm is driven to rotate by the rotating knob, the lead screw is driven to rotate by the meshing of the worm and the worm wheel, the depth of the limiting shell and the clamping rod at the top end is adjusted by the lead screw and the sliding block, and the clamping of inserts with different depths is satisfied. DRAWINGS
[0016] Figure 1 The utility model provides a front view of a substrate insert precision forming mold;
[0017] Figure 2 The utility model provides a sectional view of a substrate insert precision forming mold;
[0018] Figure 3 The utility model provides a substrate insert precision forming mold Figure 2 The utility model provides a front view of a substrate insert precision forming mold;
[0019] Figure 4 The utility model provides a depth adjusting assembly of a substrate insert precision forming mold.
[0020] LEGEND:
[0021] 1. rear mold; 2, front mold; 3, cylinder one; 4, cylinder two; 5, limit shell; 6, drive rod; 7, drive block; 8, articulated rod; 9, half gear; 10, rack; 11, rotating column; 12, clamping rod; 13, limit slide rail; 14, protective pad; 15, worm; 16, knob; 17, screw; 18, worm gear; 19, sliding block; 20, limit rod; 21, injection pipe; 22, connecting rod. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the specification of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.
[0023] Referring to Figure 1 , Figure 2 and Figure 3 , the utility model provides an embodiment: base plate insert precision forming mold, including rear mold 1, the inner wall of rear mold 1 is fixedly connected with a plurality of limit shell 5, the outer wall of limit shell 5 is fixedly connected with cylinder two 4, the output end of cylinder two 4 is fixedly connected with drive rod 6, the output end of drive rod 6 is fixedly connected with drive block 7, the both ends of drive block 7 are articulated with articulated rod 8, the other end of articulated rod 8 is articulated with connecting rod 22, the other end of connecting rod 22 is fixedly connected with half gear 9, the inner wall of limit shell 5 is slidably connected with a plurality of rack 10, the outer wall of rack 10 is fixedly connected with clamping rod 12, the inside of rear mold 1 is provided with depth adjusting assembly, the inner wall of limit shell 5 is fixedly connected with a plurality of rotating column 11, half gear 9 is rotatably connected on the outer wall of rotating column 11, and half gear 9 and the tooth end of rack 10 are engagedly connected.
[0024] Specifically, the internal components are protected and supported by the rear mold 1, the clamping assembly is supported and protected by the limit shell 5, and the drive rod 6 is driven by the cylinder two 4 to complete reciprocating extension and contraction. When the drive rod 6 is extended and contracted, the drive block 7 fixedly connected at one end of the drive rod 6 moves synchronously, the articulated rod 8 at both ends is moved by articulation, the connecting rod 22 is further moved by articulation through the articulated rod 8, and the two half gears 9 are rotated around the rotating column 11. While rotating, the tooth end of the half gear 9 drives the two rotating columns 11 to slide towards each other or away from each other by engagement, thereby reducing or increasing the distance between the two clamping rods 12 fixedly connected to the rotating column 11, thereby satisfying the clamping and fixing of the two sides of the insert of different specifications and sizes, ensuring that the insert does not shake during the injection molding process, and thereby ensuring the quality of the injection molding product.
[0025] Referring toFigure 1 And Figure 4 The depth adjusting assembly comprises a worm 15 rotatably connected to the inner wall of the rear mold 1, the outer wall of the worm 15 is fixedly connected with a knob 16, the inner wall of the rear mold 1 is rotatably connected with a lead screw 17, the outer wall of the lead screw 17 is fixedly connected with a worm wheel 18, the bottom end of the limiting shell 5 is fixedly connected with a plurality of sliding blocks 19, one of the sliding blocks 19 is threadedly connected to the outer wall of the lead screw 17, and one of the sliding blocks 19 is slidably connected to the outer wall of the limiting rod 20.
[0026] Specifically, the worm 15 is driven to rotate synchronously by rotating the knob 16, so that the upper worm wheel 18 is driven to rotate through meshing, the lead screw 17 fixedly connected to the inner wall of the worm wheel 18 is driven to rotate, the sliding block 19 threadedly connected to the outer wall of the lead screw 17 slides along the direction of the lead screw 17, the limiting shell 5 at the top end of the sliding block 19 is driven to slide synchronously, and the sliding block 19 at the other side of the bottom end of the limiting shell 5 slides along the limiting rod 20, so that the sliding is stable, and the components in the limiting shell 5 are stably driven to slide, so that the clamping of the insert with different depths can be adapted.
[0027] Referring to Figure 1 And Figure 2 The inner wall of the rear mold 1 is slidably connected with the front mold 2, the outer wall of the front mold 2 is fixedly connected with the air cylinder one 3, the output end of the air cylinder one 3 is fixedly connected with the injection pipe 21, and the injection pipe 21 is installed in the inside of the front mold 2.
[0028] Specifically, after the insert is clamped, the front mold 2 and the injection pipe 21 are moved by the air cylinder one 3, so that the front mold 2 and the rear mold 1 are clamped, then injection molding is performed through the injection pipe 21, and after completion, the front mold 2 is moved in the opposite direction by starting the air cylinder one 3 again, so that the finished product is separated and taken out.
[0029] Referring to Figure 3 The inner wall of the limiting shell 5 is provided with a limiting sliding rail 13, and the bottom end of the rack 10 is slidably connected to the outer wall of the limiting sliding rail 13.
[0030] Specifically, the sliding of the rack 10 is limited by the limiting sliding rail 13, so that the rack 10 always slides along the outer wall of the limiting sliding rail 13 and does not deviate or tilt, so that the clamping and fixing effect of the subsequent clamping rod 12 is ensured.
[0031] Referring to Figure 2 And Figure 3 The clamping rod 12 is slidably connected and penetrates through the inner wall of the limiting shell 5, and the outer wall of the clamping rod 12 is provided with a protective pad 14.
[0032] Specifically, the sliding of the clamping rods 12 is limited by the inner wall of the limiting shell 5, preventing deviation during sliding and ensuring the effect of injection molding, and the protective pads 14 are used to isolate the direct contact between the clamping rods 12 and the inserts, preventing damage to the outer wall of the inserts.
[0033] Working principle: when using the mold, according to actual needs, the depth of the clamping rods (12) needs to be adjusted first, the knob (16) needs to be rotated first, the worm (15) is rotated, the worm wheel (18) is driven through meshing, and the lead screw (17) is rotated, so that the sliding block (19) slides along the lead screw (17), the upper limiting shell (5) and the internal components are driven to slide, thereby adjusting the position of the clamping rods (12);
[0034] When the adjustment is completed, the distance between the clamping rods (12) is adjusted according to the size of the inserts, at this time the second air cylinder (4) needs to be started, the driving rod (6) is driven to drive the driving block (7) to slide, when the driving block (7) moves, the two ends are driven to drive the two half gears (9) on the two sides to rotate around the rotating column (11), at the same time the two racks (10) on the two sides are driven to slide towards each other through meshing, to achieve the effect of clamping different specifications of inserts;
[0035] When the adjustment is completed, the first air cylinder (3) is started, the front mold (2) is pushed, so that the front mold (2) and the rear mold (1) are embedded with each other, and the injection molding pipe (21) is used for injection molding, after the injection molding is completed, the first air cylinder (3) is started again to drive the front mold (2) to separate from the embedding, and the formed substrate can be taken out.
[0036] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.
Claims
1. Precision molding mold for a substrate insert, comprising a back mold (1), characterized in that: The inner wall of the rear mold (1) is fixedly connected with a plurality of limiting shells (5), the outer wall of the limiting shell (5) is fixedly connected with a second air cylinder (4), the output end of the second air cylinder (4) is fixedly connected with a driving rod (6), the output end of the driving rod (6) is fixedly connected with a driving block (7), both ends of the driving block (7) are hingedly connected with a hinge rod (8), the other end of the hinge rod (8) is hingedly connected with a connecting rod (22), the other end of the connecting rod (22) is fixedly connected with a half gear (9), the inner wall of the limiting shell (5) is slidably connected with a plurality of racks (10), the outer wall of the rack (10) is fixedly connected with a clamping rod (12), and the inside of the rear mold (1) is provided with a depth adjusting assembly.
2. The precision insert molding tool for a substrate as defined in claim 1, wherein: The depth adjusting assembly comprises a worm (15), the worm (15) is rotatably connected to the inner wall of the rear mold (1), the outer wall of the worm (15) is fixedly connected with a knob (16), the inner wall of the rear mold (1) is rotatably connected with a lead screw (17), the outer wall of the lead screw (17) is fixedly connected with a worm wheel (18), and the bottom end of the limiting shell (5) is fixedly connected with a plurality of sliding blocks (19).
3. The precision insert molding die for a substrate of claim 1, wherein: The inner wall of the rear mold (1) is slidably connected with a front mold (2), the outer wall of the front mold (2) is fixedly connected with a first air cylinder (3), the output end of the first air cylinder (3) is fixedly connected with an injection molding pipe (21), and the injection molding pipe (21) is installed in the inside of the front mold (2).
4. The precision insert molding die for a substrate of claim 1, wherein: The inner wall of the limiting shell (5) is provided with a limiting sliding rail (13), and the bottom end of the rack (10) is slidably connected to the outer wall of the limiting sliding rail (13).
5. The precision insert molding die for a substrate of claim 1, wherein: The inner wall of the limiting shell (5) is fixedly connected with a plurality of rotating columns (11), the half gear (9) is rotatably connected to the outer wall of the rotating column (11), and the tooth ends of the half gear (9) and the rack (10) are engagedly connected.
6. The precision insert molding die for a substrate of claim 1, wherein: The clamping rod (12) is slidably connected and penetrates through the inner wall of the limiting shell (5), and the outer wall of the clamping rod (12) is provided with a protective pad (14).
7. The precision insert molding die for a substrate of claim 2, wherein: The tooth ends of the worm (15) and the worm wheel (18) are engagedly connected.
8. The precision insert molding die for a substrate of claim 2, wherein: One of the sliding blocks (19) is threadedly connected to the outer wall of the lead screw (17), and one of the sliding blocks (19) is slidably connected to the outer wall of the limiting rod (20).