106 results about "Injection product" patented technology

The double-color injection mold comprises a fixed mold, a movable mold and an ejection mechanism, a pressing block is arranged on the periphery, corresponding to a first cavity and a second cavity, of a female mold, the pressing block is connected to the female mold in a sliding mode, an inwards-concave driving groove is formed in the pressing block, a first driving block matched with the driving groove is arranged at the position, corresponding to the first cavity, of a male mold, and a second driving block matched with the driving groove is arranged at the position, corresponding to the second cavity, of the male mold. When the first driving block is matched with the driving groove, the pressing block is driven to move to press the peripheral edge part of the primary injection molding product, when the second driving block is matched with the pressing block, the pressing block is driven to move outwards to be separated from the peripheral edge part of the primary injection molding product, and a bearing piece used for bearing and abutting against the primary injection molding product is arranged on the periphery, corresponding to the second cavity, of the male die. The bearing piece bears and abuts against the primary injection molding product before the pressing block is separated, the outer periphery of the primary injection molding product is pressed in the female die through the pressing block, the pressing block and the bearing piece are combined for use, it is ensured that the primary injection molding product is always pressed in the female die in the period of switching to the second injection molding, and the injection molding quality and effect are effectively improved.

A variable pressure controlled injection method, a semi-finished injection product, and a co-injection product manufacturing method are provided. The variable pressure controlled injection method includes providing an injection molding system, injecting a first foaming material, and performing a foaming step. The injection molding system includes a first variable pressure mold and a second variable pressure mold. In the foaming step, the first variable pressure mold and the second variable pressure mold apply a first pressure and a second pressure to the first foaming material respectively, and then the first foaming material is heated to form a semi-finished injection product. The semi-finished injection product includes a microporous layer and a solidified layer. The co-injection product manufacturing method includes injecting a second foaming material onto the semi-finished injection product and heating under a stable internal pressure to complete foam and obtain a co-injection product.

The invention provides an injection molding product defect detection method and equipment based on SMA2-U-Net and semi-supervised training, and belongs to the technical field of injection molding product production. The injection molding product defect detection method comprises the following steps: constructing an image data set of an injection molding product, wherein the image data set comprises a semantic segmentation training set formed by defect injection molding samples which occupy a small part and have labels and an image reconstruction auxiliary training set formed by normal injection molding samples which occupy a large part and have no labels; respectively inputting the semantic segmentation training set and the image reconstruction auxiliary training set into a defect detection model based on an SMA2-U-Net architecture by adopting a semi-supervised learning strategy, and sequentially carrying out alternate training of a semantic segmentation main task and an image reconstruction auxiliary task; and deploying the defect detection model, inputting the image data of the injection molding product into the defect detection model, and outputting a defect detection result. According to the method, the dependence of model training on labeled defect sample data can be reduced, and the problems that in the prior art, model over-fitting is likely to be caused, and the accuracy and robustness of the detection effect are insufficient are solved.

The utility model relates to a mould exhaust structure of annular injection product, and relates to the technical field of mould exhaust structure, including upper die and lower die, the upper die is connected with upper insert needle, the lower die is connected with lower insert needle, the upper die is equipped with forming cavity, the upper end portion of lower insert needle extends to the forming cavity and is with the lower end portion of upper insert needle is low, the utility model discloses solve the device in traditional technology when producing thin -walled annular product, adopt inside multiple runner and glue, when the average wall thickness of product is very thin, the velocity and pressure will be greater, if exhaust does not guide out mould, will produce bubble between runner and runner, affect the problem of product yield.

The invention discloses a novel ceramic automotive trim processing technology, and particularly relates to the technical field of automotive trim processing, and the novel ceramic automotive trim processing technology comprises the following steps: S1, selecting injection molding raw materials, designing a mold according to a preset shape of an automotive trim, and putting the injection molding raw materials into an injection molding machine to complete injection molding to obtain an injection molding product smooth plate piece with a flat surface; s2, cleaning and polishing the appearance surface of the smooth plate part of the injection molding product; s3, modified acrylic resin primer is evenly sprayed to the appearance face of the cleaned and polished injection product polished plate, and after spraying is completed, the injection product polished plate is fed into drying equipment to be completely cured; s4, corresponding intermediate paint is selected according to the preset ceramic effect, and if the texture of common ceramic needs to be presented, modified acrylic resin shell paint is sprayed. According to the invention, the complex flow of the traditional ceramic manufacturing process and the incapability of using a high-temperature sintering process in the interior industry are abandoned, and the defects that the traditional ceramic is fragile and is not suitable for consumer products are overcome.

The invention discloses an injection product production process adjusting method and system, and relates to the field of process optimization. The method comprises the following steps: acquiring and analyzing drawing information of a non-labeled plastic product to obtain product information; according to the product information and a preset production process framework, adopting a multi-objective optimization algorithm to generate a process parameter table of the production process; performing global sensitivity analysis on the process parameter table of the production process by adopting a sobol algorithm to obtain a first-order sensitivity index and a total-order sensitivity index of a plurality of process parameters to a product quality index; according to the first-order sensitivity index and the total-order sensitivity index of the multiple process parameters to the product quality index, a debugging strategy of the multiple process parameters is determined, and the debugging strategy comprises a debugging priority, an interaction parameter debugging proportion table and a debugging range; and outputting a debugging strategy of the plurality of process parameters to guide a process engineer to adjust the production process. The problems of long debugging period and high cost of the current non-labeled plastic product production process are solved.

The utility model discloses an ejection structure for an injection mold, which comprises an upper mold assembly and a lower mold assembly, and the upper mold assembly comprises an upper mold plate and an upper mold core; the lower die assembly comprises a lower die plate, a lower die core and an ejector plate, the lower die core and the upper die core are closed to form a cavity, a rotating shaft is rotationally connected into the lower die plate through a bearing, the top end of the rotating shaft extends into the cavity and is provided with a thread forming part, the bottom end of the rotating shaft extends to the position below the lower die plate and is connected with a gear, and an ejector pin and a driving block are arranged at the top of the ejector plate. The top end of the driving block is provided with a driving slope, the bottom of the lower die plate is connected with a driven block through a horizontal sliding groove, the bottom end of the driven block is provided with a driven slope in contact fit with the driving slope, the driven block is connected with a rack in meshed connection with the gear, and a reset spring connected with the driven block is fixed in the horizontal sliding groove. The ejection structure for the injection mold can effectively eject and demold an injection product with threads, and has the advantages of being stable in work, safe and reliable.

The application discloses an injection mold with a cooling assembly, comprising a fixed mold body, a movable mold body, a cooling assembly, a ferromagnetic bottom plate and an electromagnet, and can realize cooling treatment of the mold after injection molding by the fixed mold body and the movable mold body, detect local high-temperature places of the finished product by the cooling assembly, and make the heat-absorbing block move and tightly adhere to the heat-conducting inner liner and absorb the heat of the high-temperature part of the finished product under the action of the high temperature, so that the heat absorbed by the heat-absorbing block is taken away by the flow of the cooling liquid in the return hose, and the effect of cooling is achieved. Through the high-temperature detection of the injection product by the cooling assembly, the local high temperature can be cooled, and the cooling is beneficial to subsequent demolding, so that the damage and deformation of demolding are greatly reduced, the cost caused by the damage is reduced, and the working efficiency of injection molding is effectively improved.

The temperature control channel structure comprises a fixed mold, a temperature control assembly is installed in an inner cavity of the fixed mold, a controller is installed on the front wall of the fixed mold, heat dissipation assemblies are installed on the outer side walls of the fixed mold, positioning rods are fixedly installed at the four corners of the top wall of the fixed mold, and a movable mold is installed on the top wall of the fixed mold. Sliding openings are formed in the positions, corresponding to the outer walls of the positioning rods, of the top wall of the movable mold. According to the temperature control channel structure of the injection mold, through mutual cooperation of all parts in the heat dissipation assembly and the temperature control assembly, when an injection product is cooled, due to the fact that a first pipeline and a second pipeline are designed during wrapping, all positions of the internal injection product can keep the same cooling speed during cooling; the situation that the cooling temperature is not uniform can be prevented, the good working efficiency is achieved when the temperature of the injection molding product is controlled, and the production work of the product is improved to a greater extent.

The utility model discloses a two-way two-section type sliding block structure which comprises a base and a sliding block, the sliding seat assembly is connected to the base, and the sliding seat assembly is provided with a first supporting part and a plurality of protruding parts; each inclined sliding block is connected into the sliding seat assembly in a sliding manner, and each inclined sliding block is provided with a forming part which can be matched with the corresponding protruding part to form a buckling position of the injection molding product; an output shaft of the driving part is connected with a sliding block seat assembly capable of moving along with the output shaft, and the sliding block seat assembly can push the multiple inclined sliding blocks to move from the disengaging position to the forming position or move from the forming position to the disengaging position; and the linkage assembly is arranged between the pushing assembly and the sliding seat assembly, and the linkage assembly can drive the sliding seat assembly to slide so that the protruding part can be separated from the buckling position of the injection product. The utility model further provides a die which comprises the bidirectional two-section type sliding block structure. The utility model provides the bidirectional two-section type sliding block structure which is convenient to demould. The utility model further provides a die.

The application belongs to the technical field of injection molding. An injection molding optimization control system and method based on a neural network are provided. The method comprises determining a plurality of key quality indicators in the injection molding production process and acquiring the key quality indicators in real time; inputting the acquired key quality indicators into an injection product anomaly prediction model constructed based on a neural network to obtain an injection product anomaly prediction set; determining a data acquisition time period according to the injection product anomaly prediction set and acquiring a key quality indicator set according to the data acquisition time period; optimizing an injection process parameter model using the key quality indicator set to obtain new process parameters, and controlling the injection molding production equipment to produce the next batch of injection products according to the new process parameters. The application realizes online automatic optimization of the process parameters of the injection molding production equipment.

The invention relates to the technical field of product injection molding, and discloses an injection molding process of an easy-to-deform injection molding shell, which comprises the following process steps: step 1, a pre-mold-closing stage: a movable mold and a fixed mold are close to each other to a certain distance before complete mold closing, and mold closing is stopped, so that the movable mold and the fixed mold define a pre-mold cavity of which the volume is greater than that of a product; step 2, injecting a sizing material, namely injecting the sizing material into the pre-molding cavity; (3) a final mold closing stage: after the rubber material is injected in the step (2), the movable mold and the fixed mold are continuously closed to a complete mold closing state; fourthly, pressure maintaining and cooling are conducted; step 5, demolding; in the first step, the side core-pulling mechanism performs mold closing, when the movable mold and the fixed mold are closed to define a pre-mold cavity, the side core-pulling mechanism performs mold closing completely, and a transverse anti-retreating mechanism and a vertical anti-retreating mechanism are connected between the fixed mold and the movable mold. The injection molding process solves the problem that good flatness cannot be obtained when a large-size easily-deformed shell injection molding product is subjected to injection molding through an injection molding process in the prior art.

The utility model discloses a movable mold supporting structure of a lamination mold, which comprises a supporting beam which is arranged right below the movable mold, is horizontally arranged along the front-back direction and is used for supporting the movable mold, and a pair of guide rails which are arranged below the lamination mold, are respectively arranged on the front side and the rear side of the lamination mold and are horizontally arranged along the left-right direction, the linear bearings are respectively arranged on the guide rails, can horizontally move left and right along the corresponding guide rails and are fixedly connected with the front end and the rear end of the supporting beam respectively. The movable mold supporting structure of the laminated mold can effectively support the mold movement of the laminated mold, so that the movable mold can bear and balance the downward pressure from the injection work of an injection molding mechanism, and the phenomenon that the fine positioning abrasion of the movable mold is aggravated due to the downward pressure of the injection molding mechanism all the time can be avoided or greatly reduced; and the production quality of injection products is further improved.

The utility model provides an injection mold with an exhaust structure for dumbbell processing and production, which relates to the technical field of injection molds and comprises a lower mold mechanism, the lower mold mechanism comprises a lower mold body, an extrusion groove is formed in the outer wall of the upper end of the lower mold body, and a lower mold injection groove is formed in one side of the inner wall of the lower mold body; a first exhaust groove is formed in one side of the inner wall of the lower die body, a fixing block is fixedly connected to one side of the inner wall of the first exhaust groove, a sealing block is fixedly connected to the other side of the fixing block, a vacuum groove is formed in one side of the inner wall of the lower die body, a second exhaust groove is formed in the inner wall of one side of the lower die body, and a filter screen is fixedly connected to one side of the inner wall of the second exhaust groove. The connecting grooves are formed in the outer wall of the upper end of the lower mold body. The injection mold solves the problem that the quality of injection products is poor due to the fact that gas in a mold cavity of an existing injection mold is exhausted through simple exhaust holes or exhaust grooves and cannot be exhausted efficiently in the mode.

The utility model discloses a thermal mechanical analyzer for injection products, which comprises a bearing table, a bearing shell mounted at the top of the bearing table, a heating plate mounted inside the bearing shell, a fixed support fixedly mounted at the top of the bearing table, an outer wall of a pressing rod slidably sleeved with the bearing shell, and a mounting case fixedly mounted on the fixed support. An air cylinder for driving the pressing rod to move is installed in the installation machine box, the bearing assembly is arranged in the bearing shell, and the first end cover and the second end cover are connected to the ends of the injection molding part in a sleeving mode correspondingly. The bearing shell, the heating plate, the bearing assembly and the pressing rod are used in a matched mode, the first end cover and the second end cover can carry out butt joint bearing on the end portion of an injection molding product, and therefore when the injection molding part is extruded by the pressing rod, the situation that the injection molding part adheres to the bearing shell and the pressing rod is avoided, and the service life of the injection molding part is prolonged. And the stability of the injection molding part during testing can be improved through the guide rod, the connecting block and the locking assembly.

The invention relates to the intelligent manufacturing equipment industry, in particular to a column-free horizontal injection molding machine and an injection molding process thereof.The column-free horizontal injection molding machine comprises a C-shaped open frame, a mold locking mechanism, a bottom mold mechanism and a horizontal molding mechanism which are installed on a machine base, and the C-shaped open frame is provided with a guide part and an auxiliary mechanism; a hydraulic system is further included; the mold locking mechanism comprises a mold locking plate and a mold locking driving piece; the horizontal molding mechanism comprises an injection molding base, a charging barrel and the like, and the charging barrel is provided with a self-adaptive part; the machine base is provided with a weight adjusting piece and an adjusting driving piece. The invention further discloses an injection molding process of the injection molding machine. Through reasonable structural design and process steps, the self-adaptive balance of the gravity center of the equipment is realized, the stable hydraulic power is provided, the mold locking force is dispersed, the heat of the charging barrel is balanced, the stability and high efficiency of the injection molding process are guaranteed, and the quality of injection products is improved.

The application provides an injection mold densification generation method and system based on point cloud segmentation, and relates to the technical field of intelligent manufacturing of injection molds, and comprises the following steps: obtaining an injection product point cloud set, and performing a pretreatment interpolation operation to obtain a densified point cloud set; obtaining a three-dimensional voxel set based on the densified point cloud; extracting multi-dimensional voxel attributes and constructing a multi-dimensional voxel feature tensor; constructing a mold voxel generation network; training the mold voxel generation network; using the trained mold voxel generation network to perform reasoning on the point cloud of a mold to be generated to obtain a voxel probability field of the mold to be generated; performing thresholding processing on the voxel probability field of the mold to be generated to obtain a binary voxel occupancy state, and performing post-processing on the binary voxel occupancy state to output a final core voxel model and a cavity voxel model. The application takes into account both geometric precision and process constraints, and effectively improves the generation precision of the core and cavity of the injection mold.

The utility model discloses a label printer inner shell injection mold which comprises a first fixing plate and a second fixing plate, a movable mold plate is arranged on the face, facing the second fixing plate, of the first fixing plate, and a fixed mold plate is arranged on the face, facing the first fixing plate, of the second fixing plate. A female mold is arranged on the fixed mold plate, a male mold is arranged on the movable mold plate, and the male mold and the female mold are attached to each other to form a mold core cavity used for injection molding; a plurality of through grooves are formed in the female die, a pushing block is arranged in each through groove, a plurality of ejector pin holes are formed in the female die, an ejector pin is arranged in each ejector pin hole, and the pushing blocks and the ejector pins are used for pushing a formed injection product to be separated from the female die. According to the utility model, the demoulding convenience can be improved.

This invention discloses a method and system for predicting the quality of injection molded products based on an XGBoost-LSTM ensemble model. The method includes the following steps: S1, designing the gating and cooling systems according to the requirements of the injection molded product, determining key injection molding process parameters, and performing mold flow analysis to simulate actual production; S2, collecting Moldflow simulation analysis data; S3, preprocessing the simulation dataset and dividing it into training and test sets; S4, training the XGBoost-LSTM ensemble model using the training set; S5, verifying the prediction accuracy of the XGBoost-LSTM ensemble model using the test set. The system includes a mold flow analysis module, a simulation data acquisition module, a data preprocessing module, a model construction module, a model training module, and a model testing module. This invention accurately predicts product quality based on set injection molding parameters, reducing trial-and-error costs and improving production efficiency.

The application discloses a kind of burying forming injection product parameter adjustment method and system, it is related to industrial production field, comprising: obtaining current forming process data and extracting first multidimensional process feature;Based on the first multidimensional process feature, the high correlation degree historical forming process data matched, the historical forming process data include forming defect annotation result;According to the second multidimensional process feature of historical forming process data, forming defect annotation result and current first multidimensional process feature, construct associated feature information;Determine current forming defect annotation result based on associated feature information;According to the determination result, generate process parameter adjustment instruction, real-time adjustment injection process parameter.The method is matched by multidimensional process feature association and historical data, realizes the intelligentization and precision of parameter adjustment, can effectively reduce the forming defect incidence, improves product quality stability.

The application discloses an injection molding system, an injection molding control method and an injection molding product, and relates to the technical field of injection molding production. The injection molding system comprises first, second, third and fourth molding parts, a driving mechanism and an injection assembly. The driving mechanism can drive the first and third molding parts to rotate, so that the first and fourth molding parts cooperate with each other to form a first semi-product cavity, the second and third molding parts cooperate with each other to form a second semi-product cavity, and the first and third molding parts cooperate with each other to form an injection product cavity. The injection assembly synchronously supplies materials to the first and second semi-product cavities and the injection product cavity, so as to synchronously form the first and second semi-products and the injection product. After the first semi-product reserved in the first molding part and the second semi-product reserved in the third molding part are subjected to secondary injection molding, the injection product is formed, and the inner ring is caused to form a first molding part and the outer ring is caused to form a second molding part. In this way, a high-quality hollow sealed injection product can be formed.

The utility model relates to the technical field of injection molding, and discloses an injection mold for deformation demolding of a plate, which is characterized in that deformation components are arranged on two sides of a fixed mold core in a sliding manner, each deformation component is provided with an inverted buckle groove, a first molding groove, a second molding groove and the inverted buckle grooves are communicated to form a sealed molding cavity, and the molding cavity is used for injection molding of a product; the groove bottom of the first forming groove comprises a movable groove bottom and a fixed groove bottom, the movable groove bottom is connected to the fixed groove bottom in a sliding mode, the fixed mold core is provided with a driving assembly used for making the movable groove bottom slide, the movable groove bottom is used for making a product abut out of the first forming groove, a large inverted buckle of the product is completely arranged in the inverted buckle groove, and the deformation assembly drives the inverted buckle groove to move outwards on the two sides of the fixed mold core. At the moment, the inverted buckle groove drives the inverted buckle plate of the product to be pulled outwards, the inverted buckle plate of the product is pulled to deform, the driving assembly enables the movable groove bottom to be separated from the fixed groove bottom and protrude out of the first forming groove, the movable groove bottom abuts against the product out of the first forming groove, and the effect that the large inverted buckle plate is rapidly demolded is achieved.

The utility model provides a double-color mould without art line sealing glue, which comprises a first injection module and a second injection module, the second injection module comprises a second injection front mould core and a second injection rear mould core which are arranged in a mutually opening and closing manner, and the second injection front mould core and the second injection rear mould core are encircled to form a second injection accommodating cavity; a first injection product formed by injection molding of the first injection module and an injection product composed of a second injection product closely attached to and surrounding the first injection product are arranged in the second injection containing cavity, and a second injection insert extending into the second injection containing cavity is arranged on the second injection front mold core; the bottom of the second-injection insert is provided with an inward concave cavity and a pressing edge arranged around the cavity, and the pressing edge is in smooth transition connection with the inner wall of the second-injection front mold core; by means of pre-pressing sealing of the insert, burrs and indentations are eliminated, appearance flaws caused by an art designing groove are avoided, the surface of a product is smoother, lines are smoother, plastic melt is effectively prevented from overflowing by accurately controlling the pre-pressing height and the glue sealing width, the reject ratio of the burrs, glue leakage and the like is remarkably reduced, and the reliability and the production efficiency of the mold are improved.

The invention relates to the technical field of injection mold equipment, and discloses an injection mold with an automatic positioning function, the injection mold comprises a base, a lower mold base is arranged in the middle of the top end of the base, an upper mold base capable of vertically moving up and down is arranged at the top of the lower mold base, and a molding cavity for injection molding of a product is formed after the upper mold base and the lower mold base are closed; a mold core matched with an injection product is arranged at the bottom of the inner side of the forming cavity; a mounting seat is fixedly connected to the middle rear part of the top end of the base; hydraulic cylinders for controlling the upper mold seat to close and open are arranged on two sides of the middle part of the top end of the mounting seat. By adding and arranging the automatic correction mechanism, when an injection product is processed through a mold, on one hand, the mechanism can extrude a positioning air bag through an adaptive seat and drive a synchronous positioning column to extrude a mold core from multiple directions in the mold closing process, so that automatic positioning of the center position of the mold core is realized, and manual fine adjustment is not needed; the problem of poor positioning precision of manual adjustment is effectively solved, and the position stability of the mold core is guaranteed.

The utility model discloses a mould ejection device for injection mould, including lower mould and upper mould, be provided with mould cavity on the lower mould, and the bottom fixed mounting of lower mould has bottom rest stand, and the rotatory mounting of bottom rest stand has the rotating plate, and the rotating plate rotatory connection has the ejection assembly, and the ejection assembly sets up on the lower mould, one side of rotating plate is provided with length adjustment assembly, this mould ejection device for injection mould, after the cooling forming of injection product in mould cavity, the ejection assembly of setting, to the treading pressure plate and carry rotating plate rotation, and the rotating plate rotates and drives the push rod to move, and the push rod moves and drives the bottom connecting plate to move, and drives the ejection column to move up and ejects the product of forming, and the rotating stand sets up the position of being close to the one side of push rod, and the rotating plate utilizes lever principle to use very small force to eject the product of injection moulding at this moment, and it is not necessary to use very big strength.

The utility model relates to the technical field of medicine production, in particular to a leakage detecting and labeling linkage device for injection products. Comprising a first rack, a second rack, a first conveying belt device, a sealing performance detection mechanism, a label roll, a rolling mechanism, a first pasting mechanism, a second pasting mechanism, a second conveying belt device, a third conveying belt device and a plurality of limiting rings. The first conveying belt equipment is mounted on the first rack; the multiple limiting circular rings are arranged on the periphery of the conveying belt at equal intervals. The sealing detection mechanism comprises a plurality of visual cameras; the label roll comprises a transparent film, release paper and a plurality of labels arranged between the transparent film and the release paper at equal intervals. The winding mechanism is mounted on the second rack and is used for winding the transparent film and the release paper; the first pasting mechanism and the second pasting mechanism are both installed on the second rack. According to the technical scheme, leakage detection, classification and automatic labeling work of injection products can be achieved, work is coherent, and therefore the work efficiency of equipment is improved.

The invention discloses a method for testing and evaluating blackness uniformity in a vinyl acetate product, and relates to the field of vinyl acetate product detection.The method comprises the following steps that 1, a sample is prepared, specifically, an EVA injection molding product is modified, the surface of the EVA injection molding product is cleaned, and it is ensured that no stain or dust exists; 2) determining test points: selecting four representative test points on the maximum visible plane of the product; the four points are distributed in four diagonal areas of the product and avoid obvious defect areas such as sprues and weld marks; 3) measuring the blackness index L value: respectively measuring the blackness index L values of the four test points by using a calibrated colorimeter, and recording as La, Lb, Lc and Ld; 4) calculating the blackness non-uniformity E and the like. According to the method, objective, accurate and repeatable evaluation on the blackness uniformity of the EVA product is realized through standardized sampling position, test process and quantitative calculation, and data support is provided for quality control and production process optimization.

The utility model provides an injection molding product material handle cutting tool, which relates to the field of injection molding product production equipment, and comprises an operation platform and a fixing plate, the top of the operation platform is fixedly connected with a plurality of uniformly arranged fixing devices, and the fixing plate is fixedly connected to the top of the operation platform. When an injection molding product needs to be fixed, a servo motor is started firstly, the servo motor drives a threaded rod to rotate, the threaded rod drives a movable plate to move while rotating, the movable plate can move along the threaded rod and a limiting rod, and the movable plate drives a fixed shell to move; the fixing shell drives the clamping rod and the spring to move, and the injection molding product is clamped through the clamping rod, so that the injection molding product is fixed, and the probability that the local pressure is too large or too small if the tool positioning precision is insufficient or the surface radian and flatness of the product are inconsistent is reduced.

The application discloses a full-automatic punching mechanism for separating a mold injection product from an injection rod, relates to the technical field of water gate cutting, and locally optimizes the water gate cutting mode of the injection product, and is specifically used for the synchronous cutting process of multiple water gates, and specifically comprises the following steps: for multiple water gates at different height positions, an upper tool holder and a lower tool holder are adopted, an upper cutter is arranged in the upper tool holder, and a lower supporting cutter is arranged in the lower tool holder, wherein the lower supporting cutter is used for supporting the lower side position of the water gate, and the upper cutter is directly used as a water gate cutting structure; on this basis, the two upper cutters in the upper tool holder can be relatively moved, and specifically, the water gate position at the highest point is taken as a starting point, when the lower supporting cutter supports the water gate position, one of the upper cutters contacts the water gate position at the highest point, the other upper cutter can be moved in cooperation, and the two upper cutters contact the water gate simultaneously, so that the water gate cutting action is completed in a synchronous supporting mode.