CN221249675U - Linear guide rail blank molding die - Google Patents

Abstract

The utility model discloses a linear guide rail blank molding die which comprises a processing table, wherein a lower die body is fixed on the upper surface of the processing table, a fixing frame is fixed on the side part of the processing table, an upper die body capable of being pressed with the lower die body is horizontally arranged on the fixing frame, die cavities matched with a linear guide rail are arranged in the lower die body and the upper die body, openings are formed in one ends of the lower die body and the upper die body, a plugging mechanism capable of rotating to plug and open the openings is arranged on the processing table, a pushing block is movably arranged in the die cavity, and a pushing mechanism for driving the pushing block to horizontally move along the die cavities is arranged between the lower die body and the upper die body. The utility model can automatically release the die while opening the die, does not need to independently operate the die release, has higher efficiency and is more convenient, suitable for the automatic injection molding production of the linear guide rail, and improves the production efficiency.

Description

Linear guide rail blank molding die

Technical Field

The utility model relates to the technical field of injection molds, in particular to a linear guide rail blank molding mold.

Background

The injection molding of the mould is a processing method used for mass production of parts with complex shapes, and the specific principle is that the heated and melted plastic raw material is pushed by a screw of an injection molding machine to be injected into a mould cavity of the plastic mould under high pressure, and the plastic molded product is obtained after cooling and solidification. The linear guide rail is also called a sliding rail, a linear guide rail and a linear sliding rail, is used for supporting and guiding the moving part to do reciprocating linear motion according to a given direction, is widely applied to automatic equipment, and is divided into plastic materials and metal materials according to the requirements of the automatic equipment, wherein the plastic linear guide rail is generally produced in batches in an injection molding mode during production.

As is well known, after injection molding of an injection molding piece, demolding operation is needed to be performed after mold opening so as to facilitate picking up of the injection molding piece, at present, in a traditional molding mold structure, generally, after mold opening of injection molding, demolding operation is performed independently, and the mold is applied to molding processing of a linear guide rail.

Disclosure of utility model

The utility model aims to provide a linear guide rail blank molding die which can automatically perform demolding during die opening, does not need to perform demolding by independent operation, has higher efficiency, is more convenient, is suitable for automatic injection molding production of linear guide rails, and improves the production efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a linear guide blank mould type mould, includes the processing platform, processing bench surface mounting has the die body down, processing bench lateral part is fixed with the mount, the level is provided with the last die body that can pressfitting with lower die body on the mount, have the die cavity of adaptation linear guide in lower die body and the last die body, the opening has all been seted up to the one end of lower die body and last die body, be provided with on the processing bench and rotate shutoff and open-ended shutoff mechanism, the activity is provided with the ejector pad in the die cavity, be provided with the pushing mechanism who is used for driving ejector pad along die cavity horizontal migration between lower die body and the last die body.

Preferably, an injection molding opening communicated with the mold cavity is formed in the upper mold body, and a hydraulic cylinder for pushing the upper mold body to press down is mounted at the top of the fixing frame.

Preferably, the plugging mechanism comprises a swing arm which is horizontally and rotatably arranged on the processing table and is close to the opening, the end part of the swing arm is provided with a plugging plate which can plug the opening, a motor for driving the swing arm to rotate is arranged on the processing table, and a bracket for supporting the motor is further arranged on the processing table.

Preferably, the pushing block is slidably embedded in a die cavity on the lower die body, the pushing mechanism comprises a spiral sleeve rotatably installed at one end, far away from the opening, of the lower die body, a spiral rod is spirally arranged in the spiral sleeve in a penetrating mode, and the spiral rod penetrates through the end wall of the lower die body and is fixedly connected with the die cavity.

Preferably, a positioning end plate is arranged at one end, far away from the opening, of the lower die body, the push block is in nested fit with the positioning end plate, and an embedded groove embedded with the positioning end plate is formed in the end portion of the upper die body.

Preferably, the top of the positioning end plate is provided with a positioning protrusion, and the end part of the upper die body is provided with a positioning groove which is matched and embedded with the positioning protrusion.

Preferably, the spiral sleeve is fixedly sleeved with a driven gear, the end part of the upper die body is fixedly provided with a connecting arm, the connecting arm is fixedly provided with a rack, and the rack is meshed with the driven gear.

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, the opening is plugged by the plugging mechanism through the openings arranged at one ends of the lower die body and the upper die body and the plugging mechanism capable of plugging the opening is arranged on the processing table, so that the plugging mechanism can be used for injection molding of the linear guide rail, when the plugging mechanism enables the opening to be opened, the injection molded linear guide rail can be horizontally pushed to be demoulded from the opening, the structure is simple, the operation is easy, and in addition, the horizontal pushing and demould operation is facilitated through the pushing block which is slidably embedded in the die cavity.

According to the utility model, the pushing mechanism capable of driving the pushing block to horizontally move is arranged, when the upper die body is pushed down to be covered with the lower die body, the rack is pushed down, the driven gear is driven by the rack to drive the spiral sleeve to rotate, the spiral sleeve is matched with the spiral rod in a spiral manner, the spiral rod is driven to drive the pushing block to slide in the die cavity, and the pushing block is embedded into the positioning end plate when the upper die body is covered with the lower die body, after the opening is plugged and injection molded by the plugging mechanism, the opening is opened by the plugging mechanism, only the upper die body is driven to drive the rack to move upwards, the driven gear is driven to drive the spiral sleeve to reversely rotate, the spiral rod can drive the pushing block to move away from the positioning end plate, and the injection molded linear slide rail is pushed out of the lower die body, so that the purpose of automatic demolding is achieved when the die is opened, independent operation demolding is not needed, the efficiency is higher, the automatic injection molding production is realized, and the injection molding machine is suitable for linear guide rails, and the production efficiency is improved.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a pushing mechanism according to the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 1;

fig. 4 is a schematic structural view of the plugging mechanism of the present utility model.

In the figure: 1. a processing table; 2. a lower die body; 3. a fixing frame; 4. an upper die body; 5. a hydraulic cylinder; 6. an injection molding port; 7. a mold cavity; 8. an opening; 9. a pushing block; 10. a pushing mechanism; 11. a plugging mechanism; 12. a helical sleeve; 13. a driven gear; 14. a screw rod; 15. a stop block; 16. a rack; 17. positioning an end plate; 18. positioning the bulge; 19. a fitting groove; 20. a positioning groove; 21. a connecting arm; 22. swing arms; 23. a plugging plate; 24. a motor; 25. and (3) a bracket.

Detailed Description

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Examples

Referring to fig. 1 to 4, the present utility model preferably provides the following technical solutions: the utility model provides a linear guide blank mould, including processing platform 1, processing platform 1 upper surface fixed with down die body 2, processing platform 1 lateral part is fixed with mount 3, the level is provided with the last die body 4 that can pressfitting with down die body 2 on the mount 3, concretely, set up on the last die body 4 with the injection molding mouth 6 of die cavity 7 intercommunication, the pneumatic cylinder 5 that is used for promoting last die body 4 to push down is installed at the mount 3 top, start pneumatic cylinder 5 and promote last die body 4 to push down and die body 2 lid, die cavity 7 in lower die body 2 and the last die body 4 constitutes closed cavity, can carry out linear guide's injection molding through the injection molding mouth 6 on last die body 4, the one end that down die body 2 kept away from opening 8 is provided with positioning end plate 17, push block 9 and positioning end plate 17 nested cooperation, the last die body 4 tip is provided with the gomphosis groove 19 with positioning end plate 17 gomphosis, positioning end plate 17 top is provided with location arch 18, go up die body 4 tip and set up the positioning groove 20 that is equipped with the gomphosis of positioning end plate 18, at the time of die body 4 and die body 2 lid, positioning end plate 17 and gomphosis, positioning end plate 19 and gomphosis groove 20, positioning end plate 20 and positioning end plate 20 are used for aligning down die body 2 and down, the upper die body 2 and down and guide 2 are aligned and guaranteed.

In a further embodiment, the lower die body 2 and the upper die body 4 are internally provided with a die cavity 7 adapting to the linear guide rail, one ends of the lower die body 2 and the upper die body 4 are respectively provided with an opening 8, a blocking mechanism 11 capable of rotationally blocking and opening the openings 8 is arranged on the processing table 1, specifically, the blocking mechanism 11 comprises a swing arm 22 which is horizontally rotationally arranged on the processing table 1 and is close to the opening 8, the end part of the swing arm 22 is provided with a blocking plate 23 capable of blocking the openings 8, the processing table 1 is provided with a motor 24 for driving the swing arm 22 to rotate, the processing table 1 is also provided with a bracket 25 for supporting the motor 24, the motor 24 is started to drive the swing arm 22 to rotate, so that the blocking plate 23 can be driven to block the openings 8 of the lower die body 2 and the upper die body 4, and at the moment, the blocking mechanism is used for injection molding, and when the motor 24 drives the blocking plate 23 to rotate to be separated from the opening 8, the linear guide rail formed by injection molding can be horizontally pushed out for demolding.

In a further embodiment, a pushing block 9 is movably arranged in the die cavity 7, a pushing mechanism 10 for driving the pushing block 9 to horizontally move along the die cavity 7 is arranged between the lower die body 2 and the upper die body 4, and the pushing mechanism 10 is used for driving the pushing block 9 to horizontally move in the die cavity 7, so that the injection-molded linear guide rail can be pushed out from the opening 8 for demolding. The push block 9 is slidably embedded in the die cavity 7 on the lower die body 2, the push mechanism 10 comprises a spiral sleeve 12 rotatably arranged at one end of the lower die body 2 far away from the opening 8, a spiral rod 14 is spirally arranged in the spiral sleeve 12 in a penetrating manner, the spiral rod 14 penetrates through the end wall of the lower die body 2 and is fixedly connected with the die cavity 7, a driven gear 13 is fixedly sleeved on the spiral sleeve 12, a connecting arm 21 is fixedly arranged at the end part of the upper die body 4, a rack 16 is fixedly arranged on the connecting arm 21, the rack 16 is meshed with the driven gear 13, when the upper die body 4 is pushed down, the rack 16 pushes the rack 16 down, the driven gear 13 drives the spiral sleeve 12 to rotate, the spiral rod 14 is driven by the spiral fit of the spiral sleeve 12 and the spiral rod 14 to drive the push block 9 to slide in the die cavity 7, when the upper die body 4 and the lower die body 2 are covered, the push block 9 is embedded into the positioning end plate 17, at the moment, the lower die body 2 and the die cavity 7 in the upper die body 4 are used for injection molding of the linear guide rail, after the injection molding is completed and the opening 8 is opened, the upper die body 4 is lifted up through the hydraulic cylinder 5, the upper die body 4 drives the rack 16 to synchronously move upwards, the driven gear 13 drives the spiral sleeve 12 to reversely rotate, the spiral rod 14 can push the push block 9 to move away from the positioning end plate 17, the injection molded linear guide rail is pushed out of the lower die body 2, the purpose of automatic demolding is achieved while the die opening is achieved, independent operation is not needed, the demolding efficiency is higher, and the method is more convenient, wherein the stop block 15 is arranged at the end part of the spiral rod 14 and used for preventing the spiral rod 14 from falling off from the spiral sleeve 12.

When the linear guide rail blank molding die is used, the upper die body 4 is pushed to be downwards pressed and covered with the lower die body 2 through the hydraulic cylinder 5, the rack 16 is pushed to be downwards pressed through the connecting arm 21 while the upper die body 4 is downwards pressed, the driven gear 13 drives the spiral sleeve 12 to rotate, the spiral sleeve 12 is matched with the spiral rod 14 in a spiral manner, the spiral rod 14 is driven to drive the push block 9 to slide in the die cavity 7, the push block 9 is embedded into the positioning end plate 17 while the upper die body 4 and the lower die body 2 are covered, meanwhile, the positioning end plate 17 on the lower die body 2 is embedded with the embedded groove 19 on the upper die body 4, the positioning protrusion 18 is embedded with the positioning groove 20, the lower die body 2 and the upper die body 4 are guided and limited, then, the starting motor 24 drives the swing arm 22 to rotate, the sealing plate 23 to seal the opening 8 of the lower die body 2 and the upper die body 4, the inside of the lower die body 4, the die body 2 and the upper die body 4 can be processed through the injection molding opening 6 on the upper die body 4, after the die body is subjected to the injection molding, the starting motor 24 drives the sealing plate 23 to rotate and is separated from the opening 8, and then the upper die body 4 is driven to drive the upper die body 4 to move, and simultaneously, the automatic guide and the linear guide rail is driven by the upper die body 4 is driven to move, and the automatic guide rail is driven to be reversely, and the production is driven to move the linear guide and the linear guide rail is moved, the automatic guide rail is positioned and the automatic guide rail is moved, and the injection molding is moved from the upper die is 13, and the injection molding is moved, the production is the injection rail is the is subjected to is moved.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The detachable mounting mode is various, for example, the detachable mounting mode can be matched with the buckle through plugging, for example, the detachable mounting mode can be realized through a bolt connection mode, and the like.

The conception, specific structure, and technical effects produced by the present utility model are clearly and completely described above in connection with the embodiments and the drawings so as to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation.

The foregoing embodiments are provided for further explanation of the present utility model and are not to be construed as limiting the scope of the present utility model, and some insubstantial modifications and variations of the present utility model, which are within the scope of the utility model, will be suggested to those skilled in the art in light of the foregoing teachings.

Claims (7)

1. The utility model provides a linear guide blank mould, includes processing platform (1), its characterized in that:

The machining bench is characterized in that a lower die body (2) is fixedly arranged on the upper surface of the machining bench (1), a fixing frame (3) is fixedly arranged on the side portion of the machining bench (1), an upper die body (4) capable of being pressed with the lower die body (2) is horizontally arranged on the fixing frame (3), a die cavity (7) with an adaptive linear guide rail is arranged in the lower die body (2) and the upper die body (4), an opening (8) is formed in one end of the lower die body (2) and one end of the upper die body (4), a plugging mechanism (11) capable of rotating to plug and open the opening (8) is arranged on the machining bench (1), a pushing block (9) is movably arranged in the die cavity (7), and a pushing mechanism (10) for driving the pushing block (9) to horizontally move along the die cavity (7) is arranged between the lower die body (2) and the upper die body (4).

2. The linear guide blank molding die as claimed in claim 1, wherein: an injection molding opening (6) communicated with a mold cavity (7) is formed in the upper mold body (4), and a hydraulic cylinder (5) for pushing the upper mold body (4) to press down is mounted at the top of the fixing frame (3).

3. The linear guide blank molding die as claimed in claim 1, wherein: the plugging mechanism (11) comprises a swing arm (22) which is horizontally rotatably arranged on the processing table (1) and is close to the opening (8), a plugging plate (23) capable of plugging the opening (8) is arranged at the end part of the swing arm (22), a motor (24) for driving the swing arm (22) to rotate is arranged on the processing table (1), and a bracket (25) for supporting the motor (24) is further arranged on the processing table (1).

4. The linear guide blank molding die as claimed in claim 1, wherein: the push block (9) is slidably embedded in a die cavity (7) on the lower die body (2), the push mechanism (10) comprises a spiral sleeve (12) rotatably installed at one end, far away from the opening (8), of the lower die body (2), a spiral rod (14) is spirally arranged in the spiral sleeve (12) in a penetrating mode, and the spiral rod (14) penetrates through the end wall of the lower die body (2) and is fixedly connected with the die cavity (7).

5. The linear guide blank molding die as claimed in claim 4, wherein: one end of the lower die body (2) far away from the opening (8) is provided with a positioning end plate (17), the push block (9) is in nested fit with the positioning end plate (17), and the end part of the upper die body (4) is provided with a jogged groove (19) jogged with the positioning end plate (17).

6. The linear guide blank molding die as claimed in claim 5, wherein: the top of the positioning end plate (17) is provided with a positioning protrusion (18), and the end part of the upper die body (4) is provided with a positioning groove (20) which is matched and embedded with the positioning protrusion (18).

7. The linear guide blank molding die as claimed in claim 4, wherein: the spiral sleeve (12) is fixedly sleeved with a driven gear (13), a connecting arm (21) is fixed at the end part of the upper die body (4), a rack (16) is fixed on the connecting arm (21), and the rack (16) is meshed with the driven gear (13).