Die for low-pressure casting machine

Abstract

The utility model discloses a die for a low-pressure casting machine, which relates to the technical field of casting equipment and comprises a fixing plate, a bottom plate is fixed in the middle of the fixing plate, main side plates are arranged on two sides of the bottom plate, auxiliary side plates are arranged at two ends of the bottom plate, a top plate is arranged on the tops of the main side plates and the auxiliary side plates, and a top plate is arranged on the top plate. An adjusting device is arranged on the auxiliary side plate, the adjusting device comprises a fixing block fixed to the auxiliary side plate, a transmission mechanism is arranged in the fixing block, and fixing rods connected with the casting machine are arranged at the two ends of the transmission mechanism; according to the utility model, through the matching of the adjusting device, the transmission mechanism and other structures, the bulge part drives the fixed rods to move so as to adjust the distance between the two fixed rods, so that the mold can be mounted on casting machines of different models, people can conveniently utilize the same mold to adapt to the casting machines of different models, and the application cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of casting equipment, in particular to a mold for a low-pressure casting machine. Background Art

[0002] Resin sand refers to molding sand or core sand that uses artificial synthetic resin as a binder for sand particles. Compared with general sand casting, the quality of castings produced with resin sand will be greatly improved, and the production cost can be reduced. When casting resin sand, the resin sand needs to be placed in the mold of a low-pressure casting machine and then processed by the low-pressure casting machine.

[0003] In a Chinese patent with publication number CN219632524U, a resin sand mold for casting is disclosed. The patent sets a mold closing component, and a motor drives the screw to rotate so that the upper frame can move up and down to complete the mold closing and film separation operation with the lower frame, thereby reducing the labor intensity of workers and alleviating the casting pressure. When the casting needs to be demoulded, the motor drives the upper frame to move up. In the process of the upper frame driving the fixed block to move up, the fixed block and the connecting block abut against each other to drive the support plate to move out of the mold groove, and the moving up of the support plate can drive the casting to be demoulded; however, in the actual use of the above-mentioned resin sand mold for casting, the connecting bolt is fixed on the baffle plate of the mold, and it is difficult to adjust the spacing of the bolts, so that the mold can only be used on a fixed model of casting machine, and it is difficult to use the same mold to apply to different models of casting machines, which increases the application cost.

[0004] Therefore, it is necessary to improve the prior art to solve the above-mentioned technical problems. Utility Model Content

[0005] The utility model aims to provide a mold for a low-pressure casting machine, which solves the problem that the existing mold can only be used on a casting machine of a fixed model, it is difficult to use the same mold for casting machines of different models, and the application cost is increased.

[0006] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0007] The utility model is a mold for a low-pressure casting machine, comprising: a fixed plate, a bottom plate is fixed in the middle of the fixed plate, main side plates are arranged on both sides of the bottom plate, and auxiliary side plates are arranged at both ends of the bottom plate, a top plate is arranged on the top of the main side plate and the auxiliary side plate, the main side plate is closely attached to one side of the bottom plate, the auxiliary side plate is closely attached to one end of the bottom plate, a feed pipe is arranged on the fixed plate and the bottom plate, and a plurality of fixing bolts are arranged on the fixed plate;

[0008] An adjusting device is arranged on the auxiliary side plate, and the adjusting device comprises a fixed block fixed on the auxiliary side plate, a transmission mechanism is arranged inside the fixed block, both ends of the transmission mechanism are provided with fixing rods connected to the casting machine, a through groove is opened in the middle of the fixed block, and the transmission mechanism is arranged in the through groove.

[0009] Furthermore, the transmission mechanism includes an adjusting rod rotatably mounted on a fixed block, one end of the adjusting rod extending to the outside of the fixed block and being fixed with a knob, a retractable telescopic rod is provided inside the fixed block, one end of the fixed rod is connected to one end of the telescopic rod, a protrusion is fixed on the telescopic rod, and one end of the fixed rod is fixed on the protrusion.

[0010] Furthermore, a baffle is fixed to the middle of the fixing rod, and a threaded portion adapted to the casting machine is provided at one end of the fixing rod away from the telescopic rod.

[0011] Furthermore, a gear is fixed to the middle of the adjusting rod, a rack is provided on one side of the telescopic rod, the telescopic rod is meshed with the gear through the rack, and the gear is provided in the through slot.

[0012] Furthermore, a limiting rod is fixed in the middle of the base plate, a through hole matching the limiting rod is provided at the bottom of the secondary side plate, a plurality of plug-in blocks are provided on the side of the base plate, and a slot matching the plug-in block is provided at the bottom of the main side plate.

[0013] Furthermore, the top of the main side plate and the top of the secondary side plate are both provided with grooves, the two grooves are spliced ​​to form a positioning groove, and the bottom of the top plate is provided with a plurality of positioning blocks adapted to the positioning grooves.

[0014] The utility model has the following beneficial effects:

[0015] 1. When the utility model is in use, the raised part drives the fixed rod to move through the cooperation of the adjustment device and the transmission mechanism to adjust the distance between the two fixed rods, so that the mold can be installed on casting machines of different models, which is convenient for people to use the same mold for casting machines of different models and reduces the application cost.

[0016] 2. When the utility model is in use, the through hole of the auxiliary side plate cooperates with the limit rod, so that the auxiliary side plate moves along the outer wall of the limit rod and fits on the two ends of the bottom plate, and the main side plate cooperates with the slot to make the main side plate fit tightly on both sides of the bottom plate, and the top plate drives the positioning block to move into the positioning groove formed by the grooves on the main side plate and the auxiliary side plate, thereby greatly increasing the sealing of the mold and facilitating the use of the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments are briefly introduced below.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 Schematic diagram of the structure of the middle and side panels;

[0020] Figure 3 For this utility model Figure 1 Schematic diagram of the structure of the regulating device.

[0021] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0022] 1. Fixed plate; 2. Main side plate; 3. Top plate; 4. Secondary side plate; 5. Limit rod; 6. Insert block; 7. Adjustment device; 701. Fixed block; 702. Adjustment rod; 703. Gear; 704. Telescopic rod; 705. Baffle; 706. Fixed rod; 8. Bottom plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] The utility model provides Figure 1 A mold for a low pressure casting machine is shown, comprising:

[0025] A fixed plate 1, a bottom plate 8 is fixed in the middle of the fixed plate 1, main side plates 2 are arranged on both sides of the bottom plate 8, and auxiliary side plates 4 are arranged at both ends of the bottom plate 8, a top plate 3 is arranged on the top of the main side plate 2 and the auxiliary side plate 4, the main side plate 2 is tightly fitted on one side of the bottom plate 8, the auxiliary side plate 4 is tightly fitted on one end of the bottom plate 8, a feed pipe is arranged on the fixed plate 1 and the bottom plate 8, and a plurality of fixing bolts are arranged on the fixed plate 1;

[0026] As can be seen from the above, when in use, after the fixing bolts of the fixing plate 1 are installed on the pressing machine, the bolts on the fixing plate 1, the main side plate 2 and the auxiliary side plate 4 are respectively installed on multiple hydraulic rods of the casting machine, and the fixing plate 1, the main side plate 2 and the auxiliary side plate 4 are pushed to move by the pressing rods of the casting machine to form a mold, and resin sand is added to the mold through the feeding pipe for processing.

[0027] refer to Figure 1-Figure 3 As shown, an adjusting device 7 is arranged on the auxiliary side plate 4, and the adjusting device 7 comprises a fixing block 701 fixed on the auxiliary side plate 4, a transmission mechanism is arranged inside the fixing block 701, and fixing rods 706 connected to the casting machine are arranged at both ends of the transmission mechanism, and a through slot is opened in the middle of the fixing block 701, and the transmission mechanism is arranged in the through slot;

[0028] The transmission mechanism includes an adjusting rod 702 rotatably mounted on a fixed block 701, one end of the adjusting rod 702 extends to the outside of the fixed block 701 and is fixed with a knob, a retractable telescopic rod 704 is arranged inside the fixed block 701, one end of a fixed rod 706 is connected to one end of the telescopic rod 704, a protrusion is fixed on the telescopic rod 704, and one end of the fixed rod 706 is fixed on the protrusion; a baffle 705 is fixed to the middle of the fixed rod 706, and a threaded portion compatible with the casting machine is arranged at one end of the fixed rod 706 away from the telescopic rod 704; a gear 703 is fixed to the middle of the adjusting rod 702, a rack is arranged on one side of the telescopic rod 704, the telescopic rod 704 is meshed with the gear 703 through the rack, and the gear 703 is arranged in a through groove.

[0029] By adopting the above technical solution:

[0030] When in use, the knob is rotated, and the knob drives the adjusting rod 702 to rotate, and the adjusting rod 702 drives the gear 703 to rotate. The gear 703 engages with the telescopic rod 704 to drive the telescopic rod 704 to move outside the through slot of the fixed block 701. The telescopic rod 704 drives the protrusion to move, so that the protrusion drives the fixed rod 706 to move, and the distance between the two fixed rods 706 is adjusted, so that people can use the same mold to adapt to different casting machines.

[0031] In addition, refer to Figure 1-Figure 3 As shown, a limiting rod 5 is fixed in the middle of the bottom plate 8, a through hole matching the limiting rod 5 is provided at the bottom of the secondary side plate 4, a plurality of plug-in blocks 6 are provided on the side of the bottom plate 8, and a slot matching the plug-in block 6 is provided at the bottom of the main side plate 2; grooves are provided at the top of the main side plate 2 and the top of the secondary side plate 4, and the two grooves are spliced ​​to form a positioning groove, and a plurality of positioning blocks matching the positioning grooves are provided at the bottom of the top plate 3.

[0032] By adopting the above technical solution:

[0033] When in use, the through holes of the secondary side panels 4 cooperate with the limit rods 5, so that the secondary side panels 4 move along the outer walls of the limit rods 5 and fit onto the two ends of the bottom plate 8. The main side panels 2 cooperate with the insert blocks 6 and the slots, so that the main side panels 2 fit tightly onto the two sides of the bottom plate 8. The top plate 3 drives the positioning blocks to move into the positioning grooves formed by the grooves on the main side panels 2 and the secondary side panels 4, thereby increasing the sealing performance of the device.

[0034] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.

Claims

1. A mold for a low pressure casting machine, characterized in that: include: A fixed plate (1), wherein a bottom plate (8) is fixed in the middle of the fixed plate (1), main side plates (2) are arranged on both sides of the bottom plate (8), and auxiliary side plates (4) are arranged at both ends of the bottom plate (8), and a top plate (3) is arranged on the top of the main side plate (2) and the auxiliary side plate (4); An adjusting device (7) is arranged on the auxiliary side plate (4), and the adjusting device (7) comprises a fixing block (701) fixed on the auxiliary side plate (4), a transmission mechanism is arranged inside the fixing block (701), and fixing rods (706) connected to the casting machine are arranged at both ends of the transmission mechanism.

2. A low pressure casting machine mold according to claim 1, characterized in that: The transmission mechanism comprises an adjusting rod (702) rotatably mounted on a fixed block (701), one end of the adjusting rod (702) extending to the outside of the fixed block (701) and then being fixed with a knob, a retractable telescopic rod (704) being arranged inside the fixed block (701), and one end of the fixed rod (706) being connected to one end of the telescopic rod (704).

3. A low pressure casting machine mold according to claim 2, characterized in that: A baffle (705) is fixed to the middle of the fixed rod (706), and a threaded portion adapted to the casting machine is provided at one end of the fixed rod (706) away from the telescopic rod (704).

4. A low pressure casting machine mold according to claim 2, characterized in that: A gear (703) is fixed in the middle of the adjusting rod (702), a rack is provided on one side of the telescopic rod (704), and the telescopic rod (704) is meshed with the gear (703) through the rack.

5. The mold for a low pressure casting machine according to claim 1, characterized in that: A limiting rod (5) is fixed in the middle of the bottom plate (8), a through hole matching the limiting rod (5) is provided at the bottom of the secondary side plate (4), a plurality of plug-in blocks (6) are provided on the side of the bottom plate (8), and a slot matching the plug-in block (6) is provided at the bottom of the main side plate (2).

6. A low pressure casting machine mold according to claim 1, characterized in that: The top of the main side plate (2) and the top of the secondary side plate (4) are both provided with grooves, and the two grooves are spliced ​​to form a positioning groove, and the bottom of the top plate (3) is provided with a plurality of positioning blocks adapted to the positioning grooves.

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