CN217315745U

CN217315745U - Precision investment casting mold

Info

Publication number: CN217315745U
Application number: CN202221063976.XU
Authority: CN
Inventors: 卢萍
Original assignee: Shenzhen Evershine Steel Casting Co ltd
Current assignee: Shenzhen Evershine Steel Casting Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-08-30
Anticipated expiration: 2032-05-06

Abstract

The utility model discloses an investment pattern precision casting mould, in particular to the mould field, which comprises a base, wherein the upper surface of the base is provided with a lower template, the upper surface of the lower template is provided with an upper template, one side of the lower template close to the upper template is provided with a mould groove, the lower surface of the upper template is provided with a mould frame, the size of the mould frame is matched with the size of the mould groove on the lower template, one side of the base close to the lower template is provided with a demoulding structure, the demoulding structure comprises a servo motor, the servo motor is fixedly connected with the base, the output end of the servo motor is fixedly connected with a threaded rod, the arc surface of the threaded rod is in threaded connection with a round sleeve, the arc surface of the round sleeve is fixedly connected with a driving plate, the surface of the lower template is vertically penetrated with two sliding rods in a sliding way, and the application achieves that a workpiece is cast after finishing by arranging the demoulding structure, the workpiece can be conveniently taken out from the die cavity of the lower template by workers.

Description

Precision investment casting mold

Technical Field

The utility model belongs to the technical field of the mould and specifically relates to an investment casting mould is related to.

Background

The mold is an appliance for processing a workpiece into a specific shape, and with the progress of a manufacturing process, a mold for processing a precise workpiece used in investment casting appears in the market.

SUMMERY OF THE UTILITY MODEL

The application provides an investment precision casting mould for solving the problem that a gap between a workpiece and the mould is small and the workpiece is inconvenient to take out of the mould by a worker.

In order to solve the problems, the investment precision casting mold comprises a base, wherein a lower template is arranged on the upper surface of the base, the upper surface of the lower template is provided with an upper template, one side of the lower template close to the upper template is provided with a die cavity, the lower surface of the upper template is provided with a die frame, the size of the die frame is matched with the size of the die cavity on the lower template, one side of the base, which is close to the lower template, is provided with a demoulding structure, the demoulding structure comprises a servo motor, the servo motor is fixedly connected with the base, the output end of the servo motor is fixedly connected with a threaded rod, the circular arc surface of the threaded rod is in threaded connection with a round sleeve, the circular arc surface of the round sleeve is fixedly connected with a driving plate, two sliding rods vertically penetrate through the surface of the lower template in a sliding mode, the lower ends of the two sliding rods are fixedly connected with a connecting plate, and one ends, far away from the connecting plate, of the two sliding rods are fixedly connected with an auxiliary plate.

The effect that above-mentioned part reaches is: through setting up demoulding structure, reach the work piece and accomplish the back at the casting, make things convenient for the effect that the staff took out the work piece from the die cavity of lower bolster.

Preferably, the inner wall intercommunication of die cavity has the groove of accomodating on the lower bolster, the size of accomodating the groove on the lower bolster and the size looks adaptation of auxiliary plate.

The effect that above-mentioned part reaches is: because the size of accomodating the groove and the size looks adaptation of auxiliary plate, consequently accomodate the groove and reach and accomodate the auxiliary plate, prevent as far as possible that the auxiliary plate influences the effect of mould appearance when casting the mould.

Preferably, the vertical section of the connecting plate is U-shaped, a roller is rotatably connected to one side of the connecting plate, which is close to the arms at the two sides, and the roller is connected with the driving plate in a sliding manner.

The effect that above-mentioned part reaches is: when the driving plate slides along the arc surface of the roller, the roller can reduce the friction force between the driving plate and the connecting plate.

Preferably, the arc surface of the sliding rod is sleeved with a spring, one end of the spring is fixedly connected with the connecting plate, and the other end of the spring is fixedly connected with the lower template.

The effect that above-mentioned part reaches is: when the spring is extended, the connecting plate can slide downwards by means of the elastic force of the spring, and the spring achieves the effect of resetting the connecting plate.

Preferably, the base is fixedly connected with a limiting plate relative to the driving plate, and the limiting plate is connected with the driving plate in a sliding mode.

The effect that above-mentioned part reaches is: when the driving plate slides along the surface of the limiting plate, the limiting plate achieves the effect of limiting the sliding path of the driving plate.

Preferably, the position of cope match-plate pattern for the framed is equipped with the clearance structure, the clearance structure includes two fixed plates, fixed plate and cope match-plate pattern fixed connection, the vertical cross-section of fixed plate is "L" shape, the surperficial slip of fixed plate long arm runs through there is the round bar, two the one end fixedly connected with rectangular plate that the round bar is close to the framed, the surperficial vertical slip of rectangular plate runs through there is the slide, the last fixed surface of slide is connected with the scraper blade, the size of scraper blade and the size looks adaptation of framed.

The effect that above-mentioned part reaches is: through setting up the clearance structure, reach supplementary staff and clear up the remaining piece of framed inner wall, easy operation is convenient to further make things convenient for the effect of staff's operation.

Preferably, the surface of the rectangular plate is fixedly connected with a positioning plate, an inserted rod horizontally penetrates through the surface of the positioning plate in a sliding mode, the surface of the sliding plate is provided with an insertion hole, and the size of the insertion hole in the sliding plate is matched with the size of the inserted rod.

The effect that above-mentioned part reaches is: after the inserted bar is inserted into the inner wall of the jack, the positioning plate achieves the effect of limiting the position of the inserted bar and further limiting the position of the sliding plate.

Preferably, one end of each of the two round rods, which is far away from the rectangular plate, is fixedly connected with a pulling plate, and an anti-skid sleeve is sleeved on the surface of each pulling plate.

The effect that above-mentioned part reaches is: when the pulling plate is pulled, the pulling plate can drive the round rod to slide, the pulling plate achieves the effect of conveniently pulling the round rod, and the anti-skidding sleeve achieves the effect of increasing the surface friction force of the pulling plate.

To sum up, the beneficial effect of this application is:

through setting up demoulding structure, reach the work piece and accomplish the back at the casting, make things convenient for the effect that the staff took out the work piece from the die cavity of lower bolster.

Drawings

Fig. 1 is a schematic perspective view of the present application.

Fig. 2 is a schematic structural diagram of another angle of the present application.

Fig. 3 is a partial schematic structural view of fig. 1 of the present application.

Fig. 4 is a partial structural schematic diagram of fig. 3 of the present application.

Fig. 5 is a partial structural schematic view of the demolding structure of the present application.

Fig. 6 is a schematic structural diagram of the cleaning structure of the present application.

Description of reference numerals:

1. a base; 2. a lower template; 3. mounting a template; 4. a die cavity; 5. a mold frame; 6. a demoulding structure; 601. a servo motor; 602. a threaded rod; 603. a round sleeve; 604. a drive plate; 605. a slide bar; 606. a connecting plate; 607. an auxiliary plate; 608. a receiving groove; 609. a drum; 610. a spring; 611. a limiting plate; 7. cleaning the structure; 71. a fixing plate; 72. a round bar; 73. a rectangular plate; 74. a slide plate; 75. a squeegee; 76. positioning a plate; 77. inserting a rod; 78. pulling a plate; 79. an anti-slip sleeve.

Detailed Description

Referring to fig. 1 and 2, the embodiment discloses an investment precision casting mold, which comprises a base 1, a lower template 2 is mounted on the upper surface of the base 1, an upper template 3 is mounted on the upper surface of the lower template 2, a mold cavity 4 is formed in one side of the lower template 2 close to the upper template 3, a mold frame 5 is mounted on the lower surface of the upper template 3, the size of the mold frame 5 is matched with that of the mold cavity 4 on the lower template 2, a demolding structure 6 is arranged on one side of the base 1 close to the lower template 2, the demoulding structure 6 is arranged, so that the workpiece can be conveniently taken out of the die cavity 4 of the lower template 2 by workers after the workpiece is cast, the cleaning structure 7 is arranged at the position of the upper template 3 relative to the die frame 5, through setting up clearance structure 7, reach supplementary staff and clear up 5 inner walls of framed the remaining piece, easy operation is convenient to further make things convenient for the effect of staff's operation.

Referring to fig. 3, 4 and 5, this embodiment discloses that demoulding structure 6 includes servo motor 601, servo motor 601 and base 1 fixed connection, and servo motor 601's output fixedly connected with threaded rod 602, the circular arc threaded connection of threaded rod 602 has round cover 603, can drive round cover 603 with the help of the screw when threaded rod 602 rotates and remove. The circular arc surface of the circular sleeve 603 is fixedly connected with a driving plate 604, and the circular sleeve 603 can drive the driving plate 604 to move when moving. Two sliding rods 605 vertically slide in the lower template 2, a connecting plate 606 is fixedly connected to the lower ends of the two sliding rods 605, and the sliding rods 605 are driven to slide by the connecting plate 606 when the connecting plate 606 slides. One end of each of the two sliding rods 605, which is far away from the connecting plate 606, is fixedly connected with an auxiliary plate 607 with an H-shaped cross section, and the sliding rods 605 drive the auxiliary plates 607 to slide when sliding. The inner wall of the upper mold groove 4 of the lower mold plate 2 is communicated with a storage groove 608, the size of the storage groove 608 is matched with the size of the auxiliary plate 607, and the size of the storage groove 608 is matched with the size of the auxiliary plate 607, so that the storage groove 608 can store the auxiliary plate 607, and the auxiliary plate 607 is prevented from influencing the mold appearance during the mold casting as much as possible.

Referring to fig. 3 and 4 and fig. 5, in the embodiment, the connecting plate 606 has a "U" shape in vertical section, the roller 609 is rotatably connected to one side of the connecting plate 606 where the arms on the two sides are close to each other, the roller 609 is slidably connected to the driving plate 604, and when the driving plate 604 slides along the arc surface of the roller 609, the roller 609 achieves the effect of reducing the friction force between the driving plate 604 and the connecting plate 606. The arc surface of the sliding rod 605 is sleeved with a spring 610, one end of the spring 610 is fixedly connected with the connecting plate 606, the other end of the spring 610 is fixedly connected with the inner wall of the lower template 2, when the spring 610 extends, the connecting plate 606 can slide downwards by virtue of the elasticity of the spring 610, and the spring 610 achieves the effect of resetting the connecting plate 606. A position of the base 1 relative to the driving plate 604 is fixedly connected with a limiting plate 611, the limiting plate 611 is connected with the driving plate 604 in a sliding mode, and when the driving plate 604 slides along the surface of the limiting plate 611, the limiting plate 611 plays a role in limiting a sliding path of the driving plate 604.

Referring to fig. 2 and 6, the embodiment discloses that cleaning structure 7 includes two fixed plates 71, fixed plate 71 and cope match-plate pattern 3 fixed connection, and the vertical cross-section of fixed plate 71 all is "L" shape, and the surface of the long arm of fixed plate 71 all slides and runs through there is round bar 72, and two round bar 72 are close to the same rectangular plate 73 of one end fixedly connected with of framed 5, and round bar 72 slides and can drive rectangular plate 73 and slide. The vertical slip in surface of rectangular plate 73 runs through there is slide 74, and the last fixed surface of slide 74 is connected with scraper blade 75, and slide 74 slides and can drive scraper blade 75 and slide, and scraper blade 75's size and the size looks adaptation of framed 5.

In addition, a positioning plate 76 with an L-shaped cross section is fixedly connected to one side of the rectangular plate 73 close to the fixing plate 71, an insertion rod 77 horizontally penetrates through the surface of the positioning plate 76 in a sliding manner, an insertion hole is formed in the surface of the sliding plate 74, wherein the size of the insertion hole in the sliding plate 74 is matched with the size of the insertion rod 77, and after the insertion rod 77 is inserted into the inner wall of the insertion hole, the positioning plate 76 has the function of limiting the position of the insertion rod 77 and further limiting the position of the sliding plate 74. In addition, the pull plate 78 is fixedly connected to one end, far away from the rectangular plate 73, of each of the two round rods 72, when the pull plate 78 is pulled, the pull plate 78 can drive the round rods 72 to slide, the pull plate 78 achieves the effect of conveniently pulling the round rods 72, meanwhile, the anti-skidding sleeve 79 is sleeved on the surface of the pull plate 78, and the anti-skidding sleeve 79 achieves the effect of increasing the surface friction force of the pull plate 78.

The working principle is as follows: when the demolding structure 6 needs to be used, the servo motor 601 is started, the output end of the servo motor 601 rotates to drive the threaded rod 602 to rotate, the threaded rod 602 can drive the round sleeve 603 to move by virtue of threads when rotating, the round sleeve 603 moves to drive the driving plate 604 to slide along the surface of the limiting plate 611, the limiting plate 611 achieves the effect of limiting the sliding path of the driving plate 604, the driving plate 604 can squeeze the roller 609 in the process, the roller 609 moves upwards, the roller 609 moves to drive the connecting plate 606 to slide, the connecting plate 606 can squeeze the spring 610 when sliding, at the moment, the spring 610 is in a compression state, the sliding rod 605 can drive the auxiliary plate 607 to slide by virtue of the sliding of the connecting plate 606, and the auxiliary plate 607 achieves the effect of pushing out a workpiece from the mold groove 4.

When the demolding structure 6 is not needed, the servo motor 601 is started again, the output end of the servo motor 601 rotates in the opposite direction, at the moment, the threaded rod 602 rotates along with the output end of the servo motor 601 to enable the round sleeve 603 to move in the direction close to the servo motor 601, the round sleeve 603 slides to drive the driving plate 604 to slide, at the moment, the driving plate 604 can be separated from the roller 609, the spring 610 starts to extend, the connecting plate 606 can slide downwards by virtue of the elastic force of the spring 610, the connecting plate 606 slides to drive the roller 609 to slide, the roller 609 is enabled to be contacted with the connecting plate 606 again, the sliding rod 605 can drive the auxiliary plate 607 to slide in along the inner wall of the accommodating groove 608 by virtue of the sliding of the connecting plate 606, and at the moment, the accommodating groove 608 achieves the effect of accommodating the auxiliary plate 607.

When the cleaning structure 7 needs to be used, firstly, the sliding plate 74 slides upwards along the surface of the rectangular plate 73, the sliding plate 74 slides to drive the scraper 75 to slide in along the inner wall of the mold frame 5, then the inserting rod 77 slides towards the direction close to the sliding plate 74, after the inserting rod 77 is clamped with the inserting hole, the positioning plate 76 reaches the position of the limiting inserting rod 77 and further the position of the limiting sliding plate 74, then the pulling plate 78 is pulled, the sliding plate 78 can drive the round rod 72 to slide along the surface of the fixing plate 71, the rectangular plate 73 can drive the sliding plate 74 to slide by means of the sliding of the round rod 72, the sliding plate 74 slides to drive the scraper 75 to slide along the inner wall of the mold frame 5, at the moment, the scraper 75 achieves the effect of cleaning the inner wall of the mold frame 5, and the anti-slip sleeve 79 achieves the effect of increasing the surface friction force of the pulling plate 78.

Claims

1. The utility model provides an investment precision casting mould, includes base (1), its characterized in that: the upper surface of the base (1) is provided with a lower template (2), the upper surface of the lower template (2) is provided with an upper template (3), one side of the lower template (2) close to the upper template (3) is provided with a die cavity (4), the lower surface of the upper template (3) is provided with a die frame (5), the size of the die frame (5) is matched with that of the upper die cavity (4) of the lower template (2), one side of the base (1) close to the lower template (2) is provided with a demoulding structure (6), the demoulding structure (6) comprises a servo motor (601), the servo motor (601) is fixedly connected with the base (1), the output end of the servo motor (601) is fixedly connected with a threaded rod (602), the arc surface of the threaded rod (602) is in threaded connection with a circular sleeve (603), and the arc surface of the circular sleeve (603) is fixedly connected with a driving plate (604), two sliding rods (605) vertically penetrate through the surface of the lower template (2) in a sliding mode, the lower ends of the two sliding rods (605) are fixedly connected with a connecting plate (606), and one ends, far away from the connecting plate (606), of the two sliding rods (605) are fixedly connected with an auxiliary plate (607).

2. The investment precision casting mold of claim 1, wherein: the inner wall of the die cavity (4) is communicated with a receiving groove (608), and the size of the receiving groove (608) is matched with that of the auxiliary plate (607).

3. The investment precision casting mold of claim 1, wherein: the vertical section of the connecting plate (606) is U-shaped, a roller (609) is rotatably connected to one side, close to each other, of the arms at two sides of the connecting plate (606), and the roller (609) is connected with the driving plate (604) in a sliding mode.

4. The investment precision casting mold according to claim 1, wherein: the arc surface of the sliding rod (605) is sleeved with a spring (610), one end of the spring (610) is fixedly connected with the connecting plate (606), and the other end of the spring (610) is fixedly connected with the inner wall of the lower template (2).

5. The investment precision casting mold of claim 1, wherein: the position of the base (1) relative to the driving plate (604) is fixedly connected with a limiting plate (611), and the limiting plate (611) is connected with the driving plate (604) in a sliding mode.

6. The investment precision casting mold of claim 1, wherein: the utility model discloses a mould frame, including cope match-plate pattern (3), cope match-plate pattern (3) is equipped with clearance structure (7) for the position of framed (5), clearance structure (7) include two fixed plates (71), fixed plate (71) and cope match-plate pattern (3) fixed connection, the vertical cross-section of fixed plate (71) is "L" shape, the surperficial slip of fixed plate (71) long arm has run through round bar (72), two one end fixedly connected with rectangular plate (73) that round bar (72) are close to framed (5), the vertical slip in surface of rectangular plate (73) has run through slide (74), the last fixed surface of slide (74) is connected with scraper blade (75), the size of scraper blade (75) and the size looks adaptation of framed (5).

7. The investment precision casting mold of claim 6, wherein: the fixed surface of rectangular plate (73) is connected with locating plate (76), the surperficial horizontal slip of locating plate (76) has run through inserted bar (77), the jack has been seted up on the surface of slide (74), the size of jack and the size looks adaptation of inserted bar (77) on slide (74).

8. The investment precision casting mold of claim 6, wherein: one end of each of the two round rods (72) far away from the rectangular plate (73) is fixedly connected with a pulling plate (78), and an anti-skidding sleeve (79) is sleeved on the surface of each pulling plate (78).