CN113001905A - Ejection device of injection mold of precise automobile equipment - Google Patents
Ejection device of injection mold of precise automobile equipment Download PDFInfo
- Publication number
- CN113001905A CN113001905A CN202110482118.2A CN202110482118A CN113001905A CN 113001905 A CN113001905 A CN 113001905A CN 202110482118 A CN202110482118 A CN 202110482118A CN 113001905 A CN113001905 A CN 113001905A
- Authority
- CN
- China
- Prior art keywords
- plate
- groups
- ejector rod
- lower die
- top plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
Abstract
The invention relates to the technical field of automobile part production, in particular to an ejection device of an injection mold of precision automobile equipment, which can rapidly demold the injection molding of the precision automobile parts and is beneficial to improving the processing production efficiency of the precision automobile parts; the method comprises the following steps: the device comprises a bottom box, a driving device is arranged in the bottom box, an installation support is arranged on the driving device, and a through upper opening is formed in the bottom box and used for the driving device to pass through; the lower die is fixedly arranged on the mounting bracket, at least two groups of trapezoidal grooves are arranged in the lower die cavity, and an ejector rod device is arranged in each group of trapezoidal grooves and is used for ejecting a formed workpiece in the lower die cavity; the translation device is slidably mounted on the bottom box, the inclined top plate is obliquely arranged on the translation device towards the lower die, the vertical top plate is vertically arranged on the inclined top plate, and the inclined top plate and the vertical top plate are used for guiding and extruding at least two groups of ejector rod devices in the overturning process.
Description
Technical Field
The invention relates to the technical field of automobile part production, in particular to an ejection device of an injection mold of precision automobile equipment.
Background
In the injection molding, molten liquid raw materials are injected into an injection mold by pressure, and then are cooled and molded to obtain various parts, and the injection molding is a very common processing mode in the production and processing of precise automobile parts;
however, most precision automobile part molds do not have an ejection device, manual demolding is needed, and even if the ejection device is installed on part of the molds, the demolding efficiency of the existing ejection device is low, and the processing and production efficiency of precision automobile parts is seriously affected.
Disclosure of Invention
In order to solve the technical problems, the invention provides the ejection device of the injection mold of the precise automobile equipment, which can quickly demold the injection molding of the precise automobile parts and is beneficial to improving the processing and production efficiency of the precise automobile parts.
The invention relates to an ejection device of an injection mold of precise automobile equipment, which comprises:
the device comprises a bottom box, a driving device is arranged in the bottom box, an installation support is arranged on the driving device, and a through upper opening is formed in the bottom box and used for the driving device to pass through;
the lower die is fixedly arranged on the mounting bracket, at least two groups of trapezoidal grooves are arranged in the lower die cavity, and an ejector rod device is arranged in each group of trapezoidal grooves and used for ejecting a formed workpiece in the lower die cavity;
the translation device is slidably mounted on the bottom box, an inclined top plate is obliquely arranged on the translation device towards the lower die, a vertical top plate is vertically arranged on the inclined top plate, and the inclined top plate and the vertical top plate are used for guiding and extruding at least two groups of ejector rod devices in the overturning process;
the driving device is used for driving the mounting bracket to turn over by 90 degrees and synchronously driving the translation device to slide relative to the lower die.
Furthermore, the lower die is vertically provided with a mounting hole in a penetrating manner below the trapezoidal groove, and the ejector rod device comprises an ejector rod, a spring and a limiting ring, wherein the ejector rod movably and coaxially penetrates through the mounting hole;
a trapezoidal top block is arranged at one end of the ejector rod, which is positioned in the lower die cavity, the trapezoidal top block is in joint fit with the trapezoidal groove, a baffle ring is arranged on the circumferential outer wall of the ejector rod, the baffle ring is positioned in the mounting hole, and the spring is positioned between the baffle ring and the top of the mounting hole;
the limiting ring is movably sleeved on the circumferential outer wall of the ejector rod, is fixedly installed on the lower die and is used for limiting the lifting range of the baffle ring.
Furthermore, the mounting bracket comprises an L-shaped fixing plate fixedly connected with the lower die, a first connecting lug and a second connecting lug are arranged at one end of the L-shaped fixing plate, which is back to the translation device, and a plurality of groups of fixing fin plates fixedly connected with the L-shaped fixing plate are arranged on the L-shaped fixing plate;
the driving device comprises an air cylinder, a first connecting rod and a transmission device which are transversely and fixedly installed inside the bottom box, a first hinge seat is arranged at the output end of the air cylinder, the first hinge seat is slidably installed inside the bottom box, the first hinge seat is rotatably connected with the second connecting lug, a second hinge seat is arranged inside the bottom box, one end of the first connecting rod is rotatably connected with the second hinge seat, and the other end of the first connecting rod is rotatably connected with the first connecting lug;
the transmission device is used for driving the translation device to move far away and close to the lower die along with the stretching of the air cylinder.
Furthermore, the transmission device comprises a rotating shaft rotatably mounted at an upper opening of the bottom box, the axis of the rotating shaft is perpendicular to the output end extension line of the air cylinder, a gear is coaxially arranged on the rotating shaft, an extension plate is horizontally arranged at one end, close to the rotating shaft, of the first hinge seat, the extension plate is parallel to the output end extension line of the air cylinder, a first rack is arranged on the extension plate, and the first rack is meshed with the gear after moving for a certain distance along with the first hinge seat;
two groups of first sliding rails parallel to the extension line of the output end of the air cylinder are symmetrically arranged on the bottom box;
the translation device comprises a mounting plate and four groups of first sliding blocks, the four groups of first sliding blocks are symmetrically and fixedly mounted on the mounting plate, the four groups of first sliding blocks are symmetrically and slidably mounted on the two groups of first sliding rails respectively, and a second rack is arranged on the end surface, close to the gear, of the mounting plate and is in meshed connection with the gear;
the inclined top plate is obliquely installed on the end face, far away from the gear, of the installation plate towards the lower die.
Furthermore, at least two groups of reinforcing ribs are symmetrically arranged between the mounting plate and the inclined top plate and between the mounting plate and the vertical top plate, and the plurality of groups of reinforcing ribs are respectively positioned on the sliding tracks of the ejector rod devices on the surfaces of the inclined top plate and the vertical top plate.
Furthermore, a plurality of groups of reset devices are respectively arranged in the bottom box corresponding to the plurality of groups of ejector rod devices, each reset device comprises a fixed seat fixedly arranged in the bottom box and a limiting disc fixedly arranged on the end surface of the ejector rod positioned in the bottom box, an arc-shaped guide plate is arranged on the fixed seat, the radian of the arc-shaped guide plate is the same as the rotating radian of the ejector rod, and a U-shaped groove for the ejector rod to pass through is formed in the arc-shaped guide plate;
the width of the U-shaped groove is smaller than the diameter of the limiting disc, and the U-shaped groove is used for tensioning and clamping the limiting disc.
The discharging device is arranged on the bottom box in a sliding mode and used for receiving the formed parts falling from the lower die;
the discharging device comprises a bearing plate and two groups of second connecting rods, two groups of second sliding rails are symmetrically arranged on the bottom box, the two groups of second sliding rails are both parallel to the extension line of the output end of the air cylinder, four groups of second sliding blocks are symmetrically arranged on the bearing plate, the four groups of second sliding blocks are respectively slidably mounted on the second sliding rails, a strip-shaped groove is formed in the bearing plate, and the strip-shaped groove is used for avoiding the bearing plate from colliding with the first connecting rods;
the bearing plate is fixedly connected with the first hinge base through two groups of second connecting rods.
Furthermore, two side ends of the bearing plate are symmetrically provided with baffle plates for preventing the formed parts from falling off from the bearing plate in the moving process.
Compared with the prior art, the invention has the beneficial effects that: after the parts in the lower die cavity are cooled and formed, starting a driving device to enable the driving device to drive the lower die to rotate for 90 degrees, in the rotating process, driving a translation device to be close to the lower die by the driving device, ejecting the formed parts in the lower die out of the die cavity under the ejecting guiding action of an inclined top plate and a vertical top plate by a plurality of groups of ejector rod devices on the lower die, then starting the driving device again to enable the starting device to drive the lower die to reset and drive the translation device to be far away from the lower die, matching the lower die with the upper die to perform die assembly and injection molding again, and repeating the processes after the injection molding is; through the above arrangement, the injection molding rapid demoulding of the precise automobile parts can be realized, and the processing production efficiency of the precise automobile parts is favorably improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an isometric view of the present invention;
FIG. 3 is a schematic view of the present invention without the adaptor plate installed;
FIG. 4 is an enlarged schematic view of the internal structure of the bottom case;
FIG. 5 is an enlarged view of the L-shaped fixing plate structurally connected to the lower mold;
FIG. 6 is a schematic cross-sectional view of the lower die;
FIG. 7 is an enlarged schematic view of the structural attachment of the inclined top plate to the mounting plate or the like;
FIG. 8 is an enlarged schematic view of the connection of the limiting plate and the arc-shaped guide plate;
fig. 9 is an enlarged schematic view of a portion a in fig. 6.
In the drawings, the reference numbers: 1. a bottom box; 2. mounting a bracket; 3. a lower die; 4. an inclined top plate; 5. a vertical top plate; 6. a translation device; 7. a trapezoidal groove; 8. a push rod device; 9. a top rod; 10. a baffle ring; 11. a trapezoidal top block; 12. a spring; 13. an L-shaped fixing plate; 14. a first connecting lug; 15. a second engaging lug; 16. fixing the fin plate; 17. a cylinder; 18. a first hinge mount; 19. a second hinge mount; 20. a first link; 21. a rotating shaft; 22. a gear; 23. an extension plate; 24. a first rack; 25. a first slide rail; 26. mounting a plate; 27. a first slider; 28. a second rack; 29. reinforcing ribs; 30. a limiting disc; 31. an arc-shaped guide plate; 32. a fixed seat; 33. a second slide rail; 34. a second slider; 35. a bearing plate; 36. a strip-shaped groove; 37. a second link; 38. a baffle plate; 39. a limit ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.
As shown in fig. 1 to 6, the ejection device of an injection mold for precision automobile equipment according to the present invention comprises:
the device comprises a bottom case 1, wherein a driving device is arranged in the bottom case 1, a mounting bracket 2 is arranged on the driving device, and a through upper opening for the driving device to pass through is arranged on the bottom case 1;
the lower die 3 is fixedly arranged on the mounting bracket 2, at least two groups of trapezoidal grooves 7 are arranged in a die cavity of the lower die 3, an ejector rod device 8 is arranged in each group of trapezoidal grooves 7, and the ejector rod device 8 is used for ejecting a formed workpiece in the die cavity of the lower die 3;
the horizontal moving device 6 is slidably mounted on the bottom box 1, an inclined top plate 4 is obliquely arranged on the horizontal moving device 6 towards the lower die 3, a vertical top plate 5 is vertically arranged on the inclined top plate 4, and the inclined top plate 4 and the vertical top plate 5 are used for guiding and extruding at least two groups of ejector rod devices 8 in the overturning process;
the driving device is used for driving the mounting bracket 2 to turn 90 degrees and synchronously driving the translation device 6 to slide relative to the lower die 3;
in this embodiment, after the internal parts of the cavity of the lower mold 3 are cooled and formed, the driving device is started to drive the lower mold 3 to rotate by 90 degrees, in the rotating process, the driving device drives the translation device 6 to be close to the lower mold 3, a plurality of groups of ejector rod devices 8 on the lower mold 3 eject the formed parts inside the lower mold 3 out of the cavity under the jacking guide action of the inclined top plate 4 and the vertical top plate 5, then the driving device is started again to drive the lower mold 3 to reset and drive the translation device 6 to be far away from the lower mold 3, the lower mold 3 is matched with the upper mold to perform mold closing and injection molding again, and after the injection molding is completed, the process is repeated; through the above arrangement, the injection molding rapid demoulding of the precise automobile parts can be realized, and the processing production efficiency of the precise automobile parts is favorably improved.
As shown in fig. 6 to 9, the lower die 3 is provided with a mounting hole vertically penetrating below the trapezoidal groove 7, and the ejector rod device 8 includes an ejector rod 9 movably and coaxially penetrating through the mounting hole, a spring 12 sleeved on the ejector rod 9, and a limit ring 39;
a trapezoidal top block 11 is arranged at one end of the ejector rod 9, which is positioned in the die cavity of the lower die 3, the trapezoidal top block 11 is in joint fit with the trapezoidal groove 7, a baffle ring 10 is arranged on the outer wall of the circumference of the ejector rod 9, the baffle ring 10 is positioned in the mounting hole, and a spring 12 is positioned between the baffle ring 10 and the top of the mounting hole;
the limiting ring 39 is movably sleeved on the circumferential outer wall of the ejector rod 9, and the limiting ring 39 is fixedly arranged on the lower die 3 and used for limiting the lifting range of the baffle ring 10;
in the embodiment, the trapezoidal top block 11 is arranged, so that the friction force between the top block and the notch is favorably reduced; through setting up spring 12, be favorable to making ejector pin 9 to restore to the throne fast after with slope roof 4 separation, make trapezoidal kicking block 11 and trapezoidal groove 7 dowel cooperation.
As shown in fig. 3 to 5, the mounting bracket 2 preferably includes an L-shaped fixing plate 13 fixedly connected to the lower mold 3, a first connecting lug 14 and a second connecting lug 15 are disposed at an end of the L-shaped fixing plate 13 facing away from the translation device 6, and a plurality of groups of fixing fins 16 fixedly connected to the L-shaped fixing plate 13 are disposed on the L-shaped fixing plate 13;
the driving device comprises an air cylinder 17, a first connecting rod 20 and a transmission device which are transversely and fixedly installed inside the bottom box 1, a first hinge seat 18 is arranged at the output end of the air cylinder 17, the first hinge seat 18 is slidably installed inside the bottom box 1, the first hinge seat 18 is rotatably connected with the second connecting lug 15, a second hinge seat 19 is arranged inside the bottom box 1, one end of the first connecting rod 20 is rotatably connected with the second hinge seat 19, and the other end of the first connecting rod 20 is rotatably connected with the first connecting lug 14;
the transmission device is used for driving the translation device 6 to move away from and close to the lower die 3 along with the expansion and contraction of the cylinder 17;
in this embodiment, the cylinder 17 is started, so that the cylinder 17 drives the first hinge seat 18 to move, and the lower die 3 is driven to turn over under the connection action of the first connecting rod 20; the arrangement is simple in structure and beneficial to stable rotation of the lower die 3.
Preferably, as shown in fig. 4 and 7, the transmission device includes a rotating shaft 21 rotatably installed at an upper opening of the bottom case 1, an axis of the rotating shaft 21 is perpendicular to an extension line of an output end of the air cylinder 17, a gear 22 is coaxially disposed on the rotating shaft 21, an extension plate 23 is horizontally disposed at one end of the first hinge base 18 close to the rotating shaft 21, the extension plate 23 is parallel to the extension line of the output end of the air cylinder 17, a first rack 24 is disposed on the extension plate 23, and the first rack 24 is engaged with the gear 22 after moving with the first hinge base 18 for a certain distance;
two groups of first sliding rails 25 parallel to the extension line of the output end of the air cylinder 17 are symmetrically arranged on the bottom box 1;
the translation device 6 comprises a mounting plate 26 and four groups of first sliding blocks 27, the four groups of first sliding blocks 27 are symmetrically and fixedly mounted on the mounting plate 26, the four groups of first sliding blocks 27 are respectively symmetrically and slidably mounted on the two groups of first sliding rails 25, a second rack 28 is arranged on the end surface of the mounting plate 26 close to the gear 22, and the second rack 28 is meshed with the gear 22;
the inclined top plate 4 faces the lower die 3 and is obliquely arranged on the end face, far away from the gear 22, of the mounting plate 26;
in this embodiment, the cylinder 17 drives the extension plate 23 to move rightwards during the contraction process, so that the first rack 24 is meshed with the gear 22, the first rack 24 drives the gear 22 to rotate along the axis of the first rack 24, and simultaneously the mounting plate 26 is driven to move leftwards under the meshing connection effect of the gear 22 and the second rack 28, thereby achieving the linkage effect, and the device is simple in structure and stable in operation.
Preferably, as shown in fig. 7, at least two sets of reinforcing ribs 29 are symmetrically arranged between the mounting plate 26 and the inclined top plate 4 and the vertical top plate 5, and the sets of reinforcing ribs 29 are respectively located on the sliding tracks of the sets of ejector rod devices 8 on the surfaces of the inclined top plate 4 and the vertical top plate 5;
in the present embodiment, with the above arrangement, it is advantageous to raise the supporting strength of the inclined top plate 4 and the vertical top plate 5, and the occurrence of the bending of the inclined top plate 4 and the vertical top plate 5 due to the force is reduced.
As a preferred option of the above technical solution, as shown in fig. 4 and 8, a plurality of sets of reset devices are respectively arranged in the bottom case 1 corresponding to the plurality of sets of top rod devices 8, each reset device includes a fixed seat 32 fixedly installed in the bottom case 1 and a limit disc 30 fixedly installed on the end surface of the top rod 9 located in the bottom case 1, an arc-shaped guide plate 31 is arranged on the fixed seat 32, the radian of the arc-shaped guide plate 31 is the same as the rotating radian of the top rod 9, and a U-shaped groove for the top rod 9 to pass through is formed in the arc-shaped guide plate 31;
the width of the U-shaped groove is smaller than the diameter of the limiting disc 30, and the U-shaped groove is used for tensioning and clamping the limiting disc 30;
in this embodiment, through the above arrangement, when the lower die 3 is reset, the U-shaped groove on the arc-shaped guide plate 31 guides and clamps the limiting disc 30, which is beneficial to pulling the ejector rod 9 downwards, so that the trapezoidal groove 7 and the trapezoidal ejector block 11 are reset quickly.
As shown in fig. 1 to 4, the mold further comprises a discharging device slidably mounted on the bottom case 1, the discharging device being adapted to receive the molded part dropped from the lower mold 3;
the discharging device comprises a bearing plate 35 and two groups of second connecting rods 37, two groups of second sliding rails 33 are symmetrically arranged on the bottom box 1, the two groups of second sliding rails 33 are both parallel to the extension line of the output end of the air cylinder 17, four groups of second sliding blocks 34 are symmetrically arranged on the bearing plate 35, the four groups of second sliding blocks 34 are respectively installed on the second sliding rails 33 in a sliding mode, a strip-shaped groove 36 is formed in the bearing plate 35, and the strip-shaped groove 36 is used for avoiding collision between the bearing plate 35 and the first connecting rods 20;
the bearing plate 35 is fixedly connected with the first hinge base 18 through two groups of second connecting rods 37;
in this embodiment, with the above arrangement, when the lower mold 3 is demolded, the receiving plate 35 moves to the right along with the first hinge seat 18 to be close to the lower mold 3 for receiving the formed part, and when the lower mold 3 is reset, the receiving plate 35 moves to the left along with the first hinge seat 18, so that the receiving plate 35 drives the formed part to be far away from the lower mold 3.
As a preferable mode of the above technical solution, as shown in fig. 1 to 2, two side ends of the receiving plate 35 are symmetrically provided with a baffle 38 for preventing the molded parts from falling off from the receiving plate 35 during the moving process;
in this embodiment, through above-mentioned setting, be favorable to promoting discharging device's stability.
The ejection device of the precise injection mold of the automobile equipment has the advantages that the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the ejection device can be implemented as long as the beneficial effects of the ejection device are achieved.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a precision automobile equipment injection mold's ejecting device which characterized in that includes:
the device comprises a bottom box (1), wherein a driving device is arranged in the bottom box (1), a mounting bracket (2) is arranged on the driving device, and a through upper opening for the driving device to pass through is formed in the bottom box (1);
the lower die (3) is fixedly arranged on the mounting bracket (2), at least two groups of trapezoidal grooves (7) are formed in the die cavity of the lower die (3), an ejector rod device (8) is arranged in each group of trapezoidal grooves (7), and the ejector rod device (8) is used for ejecting a formed workpiece in the die cavity of the lower die (3);
the horizontal moving device (6) is slidably mounted on the bottom box (1), an inclined top plate (4) is obliquely arranged on the horizontal moving device (6) towards the lower die (3), a vertical top plate (5) is vertically arranged on the inclined top plate (4), and the inclined top plate (4) and the vertical top plate (5) are used for guiding and extruding at least two groups of ejector rod devices (8) in the overturning process;
the driving device is used for driving the mounting bracket (2) to turn over by 90 degrees and synchronously driving the translation device (6) to slide relative to the lower die (3).
2. The ejection device of the precise injection mold of the automobile equipment as claimed in claim 1, wherein the lower mold (3) is vertically provided with a mounting hole through the lower part of the trapezoidal groove (7), and the ejector rod device (8) comprises an ejector rod (9) which is movably and coaxially passed through the mounting hole, a spring (12) sleeved on the ejector rod (9) and a limiting ring (39);
a trapezoidal top block (11) is arranged at one end, located in a die cavity of the lower die (3), of the ejector rod (9), the trapezoidal top block (11) is in seam fit with the trapezoidal groove (7), a baffle ring (10) is arranged on the outer wall of the circumference of the ejector rod (9), the baffle ring (10) is located in the mounting hole, and the spring (12) is located between the baffle ring (10) and the top of the mounting hole;
the limiting ring (39) is movably sleeved on the circumferential outer wall of the ejector rod (9), and the limiting ring (39) is fixedly installed on the lower die (3) and used for limiting the lifting range of the baffle ring (10).
3. The ejection device of the injection mold of the precise automobile equipment according to claim 1, wherein the mounting bracket (2) comprises an L-shaped fixing plate (13) fixedly connected with the lower mold (3), a first connecting lug (14) and a second connecting lug (15) are arranged at one end of the L-shaped fixing plate (13) back to the translation device (6), and a plurality of groups of fixing fin plates (16) fixedly connected with the L-shaped fixing plate (13) are arranged on the L-shaped fixing plate (13);
the driving device comprises a cylinder (17) transversely and fixedly mounted inside the bottom box (1), a first connecting rod (20) and a transmission device, wherein the output end of the cylinder (17) is provided with a first hinged seat (18), the first hinged seat (18) is slidably mounted inside the bottom box (1), the first hinged seat (18) is rotatably connected with the second connecting lug (15), a second hinged seat (19) is arranged inside the bottom box (1), one end of the first connecting rod (20) is rotatably connected with the second hinged seat (19), and the other end of the first connecting rod (20) is rotatably connected with the first connecting lug (14);
the transmission device is used for driving the translation device (6) to move far away and close relative to the lower die (3) along with the expansion and contraction of the air cylinder (17).
4. The ejection device of the precise injection mold of the automobile equipment according to claim 3, wherein the transmission device comprises a rotating shaft (21) rotatably installed at the upper opening of the bottom case (1), the axis of the rotating shaft (21) is perpendicular to the output end extension line of the air cylinder (17), a gear (22) is coaxially arranged on the rotating shaft (21), an extension plate (23) is horizontally arranged at one end of the first hinge seat (18) close to the rotating shaft (21), the extension plate (23) is parallel to the output end extension line of the air cylinder (17), a first rack (24) is arranged on the extension plate (23), and the first rack (24) is engaged with the gear (22) after moving for a certain distance along with the first hinge seat (18);
two groups of first sliding rails (25) which are parallel to the extension line of the output end of the air cylinder (17) are symmetrically arranged on the bottom box (1);
the translation device (6) comprises a mounting plate (26) and four groups of first sliding blocks (27), the four groups of first sliding blocks (27) are symmetrically and fixedly mounted on the mounting plate (26), the four groups of first sliding blocks (27) are respectively symmetrically and slidably mounted on the two groups of first sliding rails (25), a second rack (28) is arranged on the end surface, close to the gear (22), of the mounting plate (26), and the second rack (28) is meshed with the gear (22) and is connected with the gear (22);
the inclined top plate (4) faces the lower die (3) and is obliquely arranged on the end face, far away from the gear (22), of the mounting plate (26).
5. The ejection device of the injection mold of the precise automobile equipment as claimed in claim 4, characterized in that at least two sets of reinforcing ribs (29) are symmetrically arranged between the mounting plate (26) and the inclined top plate (4) and the vertical top plate (5), and the sets of reinforcing ribs (29) are respectively positioned on the sliding tracks of the sets of ejector rod devices (8) on the surfaces of the inclined top plate (4) and the vertical top plate (5).
6. The ejection device of the precise injection mold for the automobile equipment according to claim 2, characterized in that a plurality of reset devices are respectively arranged in the bottom case (1) corresponding to a plurality of sets of the ejector rod devices (8), each reset device comprises a fixed seat (32) fixedly arranged in the bottom case (1) and a limit disc (30) fixedly arranged on the end surface of the ejector rod (9) positioned in the bottom case (1), an arc-shaped guide plate (31) is arranged on the fixed seat (32), the radian of the arc-shaped guide plate (31) is the same as the rotating radian of the ejector rod (9), and a U-shaped groove for the ejector rod (9) to pass through is formed in the arc-shaped guide plate (31);
the width of the U-shaped groove is smaller than the diameter of the limiting disc (30), and the U-shaped groove is used for tensioning and clamping the limiting disc (30).
7. The ejection device of the injection mold of the precise automobile equipment as claimed in claim 3, characterized by further comprising a discharging device slidably mounted on the bottom case (1), wherein the discharging device is used for receiving the formed parts dropped from the lower mold (3);
the discharging device comprises a bearing plate (35) and two groups of second connecting rods (37), two groups of second sliding rails (33) are symmetrically arranged on the bottom box (1), the two groups of second sliding rails (33) are parallel to the extension line of the output end of the air cylinder (17), four groups of second sliding blocks (34) are symmetrically arranged on the bearing plate (35), the four groups of second sliding blocks (34) are respectively installed on the second sliding rails (33) in a sliding mode, a strip-shaped groove (36) is formed in the bearing plate (35), and the strip-shaped groove (36) is used for avoiding collision between the bearing plate (35) and the first connecting rods (20);
the bearing plate (35) is fixedly connected with the first hinged seat (18) through two groups of second connecting rods (37).
8. The ejector device of the injection mold for precision automobile equipment as claimed in claim 7, wherein the two ends of the receiving plate (35) are symmetrically provided with a baffle plate (38) for preventing the formed parts from falling off and falling off the receiving plate (35) during the moving process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110482118.2A CN113001905A (en) | 2021-04-30 | 2021-04-30 | Ejection device of injection mold of precise automobile equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110482118.2A CN113001905A (en) | 2021-04-30 | 2021-04-30 | Ejection device of injection mold of precise automobile equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113001905A true CN113001905A (en) | 2021-06-22 |
Family
ID=76380491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110482118.2A Pending CN113001905A (en) | 2021-04-30 | 2021-04-30 | Ejection device of injection mold of precise automobile equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113001905A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406209A (en) * | 2022-01-05 | 2022-04-29 | 天润工业技术股份有限公司 | Three-pair template collinear production uninterrupted conversion device |
| CN114986823A (en) * | 2022-03-16 | 2022-09-02 | 浙江零跑科技股份有限公司 | Large-inclination three-rod type inclined jacking seat structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011201291A (en) * | 2010-03-02 | 2011-10-13 | Canon Electronics Inc | Runner discharge device and injection molding machine |
| CN205467132U (en) * | 2016-01-08 | 2016-08-17 | 江苏新雷模塑有限公司 | Injection mold's automatic demoulding device |
| CN107571459A (en) * | 2017-10-27 | 2018-01-12 | 天津市鑫源泓达科技有限公司 | A kind of novel die for being easy to finished product to collect |
| CN207724723U (en) * | 2017-12-29 | 2018-08-14 | 天津康普斯特科技发展有限公司 | A kind of device for realizing the conveying of injection mold fast demoulding |
| CN209869186U (en) * | 2019-11-08 | 2019-12-31 | 莆田市东印机械有限公司 | Plastic mold ejector pin mechanism with equal ejection pressure |
| CN112454828A (en) * | 2020-10-04 | 2021-03-09 | 宫庆标 | Ejection device of injection mold |
| CN213006346U (en) * | 2020-05-26 | 2021-04-20 | 盐城博世汽车模具有限公司 | Turnover type ejection injection mold |
-
2021
- 2021-04-30 CN CN202110482118.2A patent/CN113001905A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011201291A (en) * | 2010-03-02 | 2011-10-13 | Canon Electronics Inc | Runner discharge device and injection molding machine |
| CN205467132U (en) * | 2016-01-08 | 2016-08-17 | 江苏新雷模塑有限公司 | Injection mold's automatic demoulding device |
| CN107571459A (en) * | 2017-10-27 | 2018-01-12 | 天津市鑫源泓达科技有限公司 | A kind of novel die for being easy to finished product to collect |
| CN207724723U (en) * | 2017-12-29 | 2018-08-14 | 天津康普斯特科技发展有限公司 | A kind of device for realizing the conveying of injection mold fast demoulding |
| CN209869186U (en) * | 2019-11-08 | 2019-12-31 | 莆田市东印机械有限公司 | Plastic mold ejector pin mechanism with equal ejection pressure |
| CN213006346U (en) * | 2020-05-26 | 2021-04-20 | 盐城博世汽车模具有限公司 | Turnover type ejection injection mold |
| CN112454828A (en) * | 2020-10-04 | 2021-03-09 | 宫庆标 | Ejection device of injection mold |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406209A (en) * | 2022-01-05 | 2022-04-29 | 天润工业技术股份有限公司 | Three-pair template collinear production uninterrupted conversion device |
| CN114406209B (en) * | 2022-01-05 | 2023-08-15 | 天润工业技术股份有限公司 | Uninterrupted conversion device for collinear production of three pairs of templates |
| CN114986823A (en) * | 2022-03-16 | 2022-09-02 | 浙江零跑科技股份有限公司 | Large-inclination three-rod type inclined jacking seat structure |
| CN114986823B (en) * | 2022-03-16 | 2024-01-12 | 浙江零跑科技股份有限公司 | High-inclination three-rod type inclined top seat structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113001905A (en) | Ejection device of injection mold of precise automobile equipment | |
| CN114918383B (en) | Flywheel casing casting die utensil | |
| CN113346317A (en) | Commutator pressure injection molding die | |
| CN209699790U (en) | A kind of injection mold cavity ejection effort-saving mechanism | |
| CN113248119B (en) | Glass insulator production mould | |
| CN215786587U (en) | Blade guide wheel die | |
| CN215511979U (en) | Automatic foam demolding device with low defective rate | |
| CN109382981B (en) | Ejection device and ejection method for automobile bumper mold | |
| CN111645282B (en) | Static mould pre-core-pulling mould structure | |
| CN113828755A (en) | Ejection mechanism of secondary ejection die-casting die | |
| CN112406053A (en) | Plastic mould for TV shell and its production technology | |
| CN216267443U (en) | Injection mold with inside clamping mechanism | |
| CN220331896U (en) | Injection mold with limit structure | |
| CN218985599U (en) | Injection core-pulling mold with inclined wedge extrusion sliding block structure | |
| CN113211727B (en) | High-speed train rubber inner windshield injection mold demoulding mechanism | |
| CN220548560U (en) | Die loading traction device | |
| CN218948200U (en) | Demolding device of mold | |
| CN212860247U (en) | Injection mold | |
| CN219381464U (en) | Injection molding product ejection mechanism | |
| CN220331822U (en) | Mechanical gear shaping injection mold | |
| CN214773760U (en) | Forced demoulding secondary ejection mechanism of injection mold of automobile central console body | |
| CN220052619U (en) | Integrated injection molding device of injection molding machine | |
| CN218194702U (en) | Clamp for mold production | |
| CN219748804U (en) | Power mechanism for plastic mold core pulling | |
| CN218615227U (en) | Straight-top inner sliding block mechanical core-pulling and back-off mechanism and injection mold adopting same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210622 |
|
| RJ01 | Rejection of invention patent application after publication |