Composite die for rubber valve seat

Abstract

The utility model relates to the technical field of valve seat production and processing accessory devices, in particular to a rubber valve seat composite die which is characterized in that when rubber valve seats with different specifications are subjected to material injection, pressing and forming, a worker can quickly replace corresponding upper die blocks and lower die blocks, and the production efficiency is improved. And therefore, the working efficiency and effect of machining the rubber valve seat are improved, and the practicability of the rubber valve seat composite die is enhanced. Comprising a device main body, an injection mechanism output end, a mounting frame and two groups of telescopic cylinders, and further comprises an upper module, a lower module, a connecting plate, a connecting block, a fixing plate, two groups of arc-shaped clamping plates, two groups of first screw rods, two groups of annular plates, two groups of conveying hoses, two groups of sleeves, two groups of injection heads, a sliding assembly and a connecting assembly, the front end of the fixing plate is arranged in a groove, a sliding assembly is arranged in the groove of the fixing plate, the top of the sliding assembly clings to the bottom of the lower module, and an annular plate is arranged at the top of the fixing plate.

Description

Technical Field

[0001] The utility model relates to the technical field of valve seat production and processing accessory devices, in particular to a rubber valve seat composite mold. Background Art

[0002] As we all know, the valve seat is a removable surface part in the valve, which is used to support the fully closed position of the valve core and form a sealing pair; generally, the valve seat diameter is the maximum flow diameter of the valve; during the production and processing of the rubber valve seat, an injection machine is used to inject material into the mold, and then it is pressed and vulcanized to complete the molding process of the valve seat;

[0003] When using the existing injection molding machine, it is found that when injecting and pressing rubber valve seats of different specifications, the corresponding upper and lower molds need to be replaced. However, the disassembly process of replacing the upper and lower molds is relatively cumbersome, thereby reducing the work efficiency and effect of processing the rubber valve seat, resulting in poor practicality. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a rubber valve seat composite mold, which allows workers to quickly replace the corresponding upper and lower modules when injection molding rubber valve seats of different specifications, thereby improving the work efficiency and effect of processing the rubber valve seats, thereby enhancing the practicality of the rubber valve seat.

[0005] The utility model discloses a rubber valve seat composite mold, comprising a device body, an injection mechanism output end, a mounting frame and two groups of telescopic cylinders, the top of the device body is connected to the bottom of the mounting frame, two groups of telescopic cylinders are evenly arranged on the top of the mounting frame, a group of injection mechanism output ends are respectively arranged at the left and right ends of the top of the device body, and also comprises an upper module, a lower module, a connecting plate, a connecting block, a fixing plate, two groups of arc clamping plates, two groups of first screw rods, two groups of annular plates, two groups of conveying hoses, two groups of sleeves, two groups of injection heads, a sliding assembly and a connecting assembly, a fixing plate is arranged on the top of the device body, the front end of the fixing plate is arranged in a groove, and the sliding assembly is arranged in the groove of the fixing plate, the top of the sliding assembly is tightly attached to the bottom of the lower module, an annular plate is arranged on the top of the fixing plate, a group of threaded holes are respectively arranged at the bottom of the left and right ends of the annular plate, the two groups of first screw rods are arranged on the top of the fixing plate, and the front end of the fixing plate is arranged in a groove, and the sliding assembly is arranged in the groove of the fixing plate, the top of the sliding assembly is tightly attached to the bottom of the lower module, an annular plate is arranged on the top of the fixing plate, a group of threaded holes are respectively arranged at the bottom of the left and right ends of the annular plate, and the two groups of first screw rods are arranged on the top of the fixing plate. They are respectively threadedly connected with the threaded holes of the annular plate, and one end of the two groups of first screws is rotatably connected with one end of the arc-shaped clamping plate, and the other ends of the two groups of arc-shaped clamping plates are respectively tightly attached to one end of the lower module. A group of reserved holes are respectively arranged on the top of the left and right ends of the annular plate, and a group of sleeves are respectively arranged on the reserved holes of the two groups of annular plates. One end of the two groups of conveying hoses is respectively connected with the output end of the injection mechanism, and the other ends of the two groups of conveying hoses are respectively connected with one end of the injection head through the sleeve, a group of reserved holes are respectively arranged on the top of one end of the two groups of arc-shaped clamping plates and the left and right ends of the lower module, and the other ends of the two groups of injection heads are respectively connected through the reserved holes of the arc-shaped clamping plates and the reserved holes of the lower module, the bottoms of the output ends of the two groups of telescopic cylinders are respectively connected through the mounting frame and the top of the connecting plate, a connecting block is arranged at the bottom of the connecting plate, and the bottom of the connecting block is clamped with the top of the upper module through a clamping assembly.

[0006] The utility model discloses a rubber valve seat composite mold, a clamping assembly comprises two groups of first clamping blocks, a mounting block and two groups of connecting screws, a groove is arranged at the bottom of the connecting block, and a group of clamping grooves are arranged at the left and right ends of the connecting block groove respectively, a group of first clamping blocks are arranged at the left and right ends of the mounting block respectively, the other ends of the two groups of first clamping blocks are clamped with the clamping grooves respectively, and the mounting blocks slide tightly against the connecting block grooves, the bottom of the mounting block is connected to the top of the upper module, a group of reserved holes are arranged at the left and right ends of the connecting block respectively, and a group of threaded holes are also arranged at one end of the two groups of first clamping blocks respectively, and one end of the two groups of connecting screws respectively passes through the reserved holes of the connecting block and is threadedly connected with the first clamping blocks.

[0007] The rubber valve seat composite mold of the utility model comprises a sliding component including two groups of first sliding blocks, a slide plate and two groups of fastening screws, a group of slide grooves are respectively arranged at the left end and the right end of the fixed plate groove, the two groups of first sliding blocks are respectively slidably connected with the slide grooves, and the other ends of the two groups of first sliding blocks are respectively connected with one end of the slide plate, the slide plate and the fixed plate groove slide tightly, a group of threaded holes are respectively arranged at the left end and the right end of the fixed plate, the two groups of fastening screws are respectively threadedly connected with the fixed plate threaded holes, and one end of the two groups of fastening screws are respectively tightened with one end of the slide plate.

[0008] The rubber valve seat composite mold of the utility model also comprises a plurality of buckles, and two groups of conveying hoses are respectively and evenly clamped with the plurality of buckles, and one end of the plurality of buckles is respectively connected with one end of the mounting frame.

[0009] The rubber valve seat composite mold of the utility model also comprises two groups of rotating handles, and one end of the two groups of first screw rods is respectively provided with a group of rotating handles.

[0010] The rubber valve seat composite mold of the utility model also comprises two groups of rubber pads. One end of the two groups of arc-shaped clamping plates is respectively provided with a group of rubber pads, and one end of the two groups of rubber pads is respectively tightly attached to one end of the lower module.

[0011] The rubber valve seat composite mold of the utility model also comprises four groups of rotating nuts, and one end of each of the two groups of connecting screws and the two groups of fastening screws is provided with a group of rotating nuts.

[0012] The rubber valve seat composite mold of the utility model also comprises a handle, and a group of handles are arranged at the front end of the slide plate.

[0013] Compared with the prior art, the rubber valve seat composite mold of the utility model has the following beneficial effects: when it is necessary to process rubber valve seats of other specifications, first replace the upper module through the clamping assembly, then place the corresponding lower module on the top of the sliding assembly, and then rotate the two sets of first screws so that the first screws respectively mobilize the arc-shaped clamping plates to slide until one end of the two sets of arc-shaped clamping plates are respectively tightly attached to one end of the lower module, and at the same time, the two sets of arc-shaped clamping plates respectively drive the injection head to be inserted into the reserved hole of the lower module, and then the staff can perform processing. When injecting and pressing rubber valve seats of different specifications, the staff can quickly replace the corresponding upper module and lower module, thereby improving the work efficiency and effect of processing the rubber valve seats, and thus enhancing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view structural cross-sectional schematic diagram of the utility model;

[0015] Figure 2 It is a front view structural schematic diagram of the utility model;

[0016] Figure 3 It is a partial structure enlarged schematic diagram of A of the utility model;

[0017] Figure 4 It is a partial structure enlarged schematic diagram of B of the utility model;

[0018] Markings in the accompanying drawings: 1. Device body; 2. Injection mechanism output end; 3. Mounting frame; 4. Telescopic cylinder; 5. Upper module; 6. Lower module; 7. Connecting plate; 8. Connecting block; 9. Fixing plate; 10. Arc clamp; 11. First screw; 12. Ring plate; 13. Delivery hose; 14. Sleeve; 15. Injection head; 16. First clamping block; 17. Mounting block; 18. Connecting screw; 19. First slider; 20. Slide plate; 21. Fastening screw; 22. Buckle; 23. Rotating handle; 24. Rubber pad; 25. Rotating nut; 26. Handle. DETAILED DESCRIPTION

[0019] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0020] like Figures 1 to 4As shown, the rubber valve seat composite mold of the utility model includes a device body 1, an injection mechanism output end 2, a mounting frame 3 and two groups of telescopic cylinders 4. The top of the device body 1 is connected to the bottom of the mounting frame 3. Two groups of telescopic cylinders 4 are evenly arranged on the top of the mounting frame 3. A group of injection mechanism output ends 2 are respectively arranged at the left and right ends of the top of the device body 1. It also includes an upper module 5, a lower module 6, a connecting plate 7, a connecting block 8, a fixing plate 9, two groups of arc clamping plates 10, two groups of first screws 11, two groups of annular plates 12, two groups of conveying hoses 13, two groups of sleeves 14, two groups of injection heads 15, a sliding assembly and a connecting assembly. The device body 1 A fixing plate 9 is arranged at the top, the front end of the fixing plate 9 is arranged in a groove, and a sliding component is arranged in the groove of the fixing plate 9, the top of the sliding component is tightly attached to the bottom of the lower module 6, an annular plate 12 is arranged at the top of the fixing plate 9, a group of threaded holes are arranged at the bottom of the left and right ends of the annular plate 12, two groups of first screws 11 are respectively threadedly connected with the threaded holes of the annular plate 12, and one end of the two groups of first screws 11 is respectively rotatably connected with one end of the arc clamping plate 10, and the other ends of the two groups of arc clamping plates 10 are respectively tightly attached to one end of the lower module 6, a group of reserved holes are respectively arranged at the top of the left and right ends of the annular plate 12, and the reserved holes of the two groups of annular plates 12 are respectively arranged There is a set of sleeves 14, one end of two sets of delivery hoses 13 is respectively connected to the output end 2 of the injection mechanism, the other ends of the two sets of delivery hoses 13 pass through the sleeves 14 and are respectively connected to one end of the injection head 15, a set of reserved holes are respectively set at the top of one end of the two sets of arc clamps 10 and the left and right ends of the lower module 6, the other ends of the two sets of injection heads 15 are respectively connected through the reserved holes of the arc clamps 10 and the reserved holes of the lower module 6, the bottom of the output end of the two sets of telescopic cylinders 4 are respectively connected through the mounting frame 3 and the top of the connecting plate 7, the bottom of the connecting plate 7 is provided with a connecting block 8, and the bottom of the connecting block 8 is clamped with the top of the upper module 5 through a clamping assembly; when other specifications need to be processed When installing a rubber valve seat, first replace the upper module through the clamping assembly, then place the corresponding lower module on the top of the sliding assembly, and then rotate the two sets of first screws so that the first screws respectively mobilize the arc-shaped clamping plates to slide until one end of the two sets of arc-shaped clamping plates are respectively in close contact with one end of the lower module, and at the same time, the two sets of arc-shaped clamping plates respectively drive the injection head to be inserted into the reserved hole of the lower module, and then the staff can carry out processing. When injecting and pressing rubber valve seats of different specifications, the staff can quickly replace the corresponding upper and lower modules, thereby improving the work efficiency and effect of processing the rubber valve seats, and thus enhancing practicality.

[0021] The rubber valve seat composite mold of the utility model comprises two groups of first clamping blocks 16, a mounting block 17 and two groups of connecting screws 18. A groove is provided at the bottom of the connecting block 8, and a group of clamping grooves are respectively provided at the left and right ends of the groove of the connecting block 8. A group of first clamping blocks 16 are respectively provided at the left and right ends of the mounting block 17. The other ends of the two groups of first clamping blocks 16 are respectively clamped with the clamping grooves, and the mounting block 17 slides tightly with the grooves of the connecting block 8. The bottom of the mounting block 17 is connected to the top of the upper module 5, and the left and right ends of the connecting block 8 are respectively A group of reserved holes are provided, and one end of the two groups of first clamping blocks 16 is also respectively provided with a group of threaded holes, and one end of the two groups of connecting screws 18 respectively passes through the reserved holes of the connecting block 8 and is threadedly connected to the first clamping blocks 16; pull the upper module, insert the mounting block into the groove of the connecting block, and the two groups of first clamping blocks are respectively clamped in the slots, and then select two groups of connecting screws until the two groups of connecting screws are respectively threadedly connected to the first clamping blocks, so that the upper module can be fixed, and the staff can quickly replace the upper module, thereby enhancing practicality.

[0022] The rubber valve seat composite mold of the utility model comprises a sliding assembly including two groups of first sliding blocks 19, a slide plate 20 and two groups of fastening screws 21. A group of slide grooves are respectively arranged at the left and right ends of the groove of the fixing plate 9. The two groups of first sliding blocks 19 are respectively slidably connected with the slide grooves, and the other ends of the two groups of first sliding blocks 19 are respectively connected with one end of the slide plate 20. The slide plate 20 and the groove of the fixing plate 9 slide tightly against each other. A group of threaded holes are respectively arranged at the left and right ends of the fixing plate 9. The two groups of fastening screws 21 are respectively threadedly connected with the threaded holes of the fixing plate 9, and one end of the screws of the two groups of fastening screws 21 are respectively tightened with one end of the slide plate 20. When the processing is completed, the two groups of fastening screws are rotated so that the two groups of fastening screws are respectively disengaged from the tightening with one end of the slide plate, and then the slide plate is pulled to drive the lower module to slide out of the fixing plate, and then the staff can take out the molded rubber valve seat, which can enable the staff to more quickly take out the rubber valve seat at the rear end after the processing is completed, thereby enhancing the practicality.

[0023] The rubber valve seat composite mold of the utility model also includes multiple groups of buckles 22, and the two groups of delivery hoses 13 are evenly clamped with the multiple groups of buckles 22, and one end of the multiple groups of buckles 22 is respectively connected to one end of the mounting frame 3; the delivery hose can be limited to prevent it from falling off during work and affecting the injection effect, thereby enhancing practicality.

[0024] The rubber valve seat composite mold of the utility model further comprises two groups of rotating handles 23. One end of the two groups of first screw rods 11 is respectively provided with a group of rotating handles 23. The staff can rotate the first screw rod more quickly, thus enhancing the practicality.

[0025] The rubber valve seat composite mold of the utility model also includes two groups of rubber pads 24. One end of each of the two groups of arc-shaped clamping plates 10 is provided with a group of rubber pads 24, and one end of each of the two groups of rubber pads 24 is tightly attached to one end of the lower module 6. The wear of the lower module caused by extrusion friction can be reduced, thereby enhancing practicality.

[0026] The rubber valve seat composite mold of the utility model also includes four groups of rotating nuts 25, and one end of the two groups of connecting screws 18 and the two groups of fastening screws 21 is respectively provided with a group of rotating nuts 25; the staff can more quickly turn to the connecting screws and the fastening screws, thereby enhancing the practicality.

[0027] The rubber valve seat composite mold of the utility model further comprises a handle 26. A group of handles 26 are arranged at the front end of the slide plate 20, which can enable the staff to pull the slide plate more quickly, thereby enhancing the practicality.

[0028] The rubber valve seat composite mold of the utility model, when working, when it is necessary to process rubber valve seats of other specifications, first pull the upper module, insert the mounting block into the groove of the connecting block, and the two groups of first clamping blocks are respectively clamped in the clamping groove, and then select two groups of connecting screws until the two groups of connecting screws are respectively threadedly connected with the first clamping blocks, and then place the corresponding lower module on the top of the slide plate, and then slide the slide plate so that the slide plate drives the lower module to slide under the lower module, and then rotate the two groups of fastening screws until one end of the two groups of fastening screws are respectively tightened against one end of the slide plate, and then rotate the two groups of first screws by rotating the handle so that the first screws respectively mobilize the arc clamping plates to slide until one end of the two groups of arc clamping plates are respectively tightly attached to one end of the lower module, and at the same time, the two groups of arc clamping plates respectively drive the injection head to be inserted into the reserved hole of the lower module, and then the staff can perform processing. Before completing the above actions, first move it to the position required by the user.

[0029] The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

[0030] The “first”, “second” and “third” mentioned in the present invention do not represent specific quantities and orders, but are merely used to distinguish names.

[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A rubber valve seat composite mold, comprising a device body (1), an injection mechanism output end (2), a mounting frame (3) and two sets of telescopic cylinders (4), wherein the top of the device body (1) and the bottom of the mounting frame (3) are connected, the top of the mounting frame (3) is evenly provided with two sets of telescopic cylinders (4), and the left and right ends of the top of the device body (1) are respectively provided with a set of injection mechanism output ends (2), characterized in that: The device also includes an upper module (5), a lower module (6), a connecting plate (7), a connecting block (8), a fixing plate (9), two groups of arc-shaped clamping plates (10), two groups of first screw rods (11), two groups of annular plates (12), two groups of conveying hoses (13), two groups of sleeves (14), two groups of injection heads (15), a sliding assembly and a connecting assembly. A fixing plate (9) is arranged on the top of the device body (1), the front end of the fixing plate (9) is arranged in a groove, and a sliding assembly is arranged in the groove of the fixing plate (9). The top of the sliding assembly is tightly attached to the bottom of the lower module (6). An annular plate (12) is arranged on the top of the fixing plate (9), and a group of threaded holes are respectively arranged on the left and right bottom ends of the annular plate (12). The two groups of first screw rods (11) are respectively threadedly connected to the threaded holes of the annular plate (12), and one end of the two groups of first screw rods (11) is respectively rotatably connected to one end of the arc-shaped clamping plate (10). The two groups of arc-shaped clamping plates (10) are ) and the other end thereof are respectively in close contact with one end of the lower module (6); a group of reserved holes are respectively arranged at the top of the left and right ends of the annular plate (12); and a group of sleeves (14) are respectively arranged at the reserved holes of the two groups of annular plates (12); one end of the two groups of conveying hoses (13) are respectively connected to the output end (2) of the injection mechanism; the other ends of the two groups of conveying hoses (13) are respectively connected to one end of the injection head (15) through the sleeves (14); a group of reserved holes are respectively arranged at the top of one end of the two groups of arc-shaped clamping plates (10) and the left and right ends of the lower module (6); the other ends of the two groups of injection heads (15) are respectively connected through the reserved holes of the arc-shaped clamping plates (10) and the reserved holes of the lower module (6); the bottoms of the output ends of the two groups of telescopic cylinders (4) are respectively connected through the mounting frame (3) and the top of the connecting plate (7); a connecting block (8) is arranged at the bottom of the connecting plate (7); and the bottom of the connecting block (8) is clamped with the top of the upper module (5) through a clamping assembly.

2. The rubber valve seat composite mold according to claim 1, characterized in that: The clamping assembly comprises two groups of first clamping blocks (16), a mounting block (17) and two groups of connecting screws (18); a groove is provided at the bottom of the connecting block (8), and a group of clamping grooves are provided at the left and right ends of the groove of the connecting block (8); a group of first clamping blocks (16) are provided at the left and right ends of the mounting block (17); the other ends of the two groups of first clamping blocks (16) are clamped in the clamping grooves respectively, and the mounting block (17) and the groove of the connecting block (8) are slidably close to each other; the bottom of the mounting block (17) is connected to the top of the upper module (5); a group of reserved holes are provided at the left and right ends of the connecting block (8), and a group of threaded holes are also provided at one end of the two groups of first clamping blocks (16); one end of the two groups of connecting screws (18) passes through the reserved holes of the connecting block (8) and is threadedly connected to the first clamping blocks (16).

3. The rubber valve seat composite mold according to claim 2, characterized in that: The sliding assembly comprises two groups of first sliding blocks (19), a sliding plate (20) and two groups of fastening screws (21); a group of sliding grooves are respectively arranged at the left end and the right end of the groove of the fixing plate (9); the two groups of first sliding blocks (19) are respectively slidably connected with the sliding grooves, and the other ends of the two groups of first sliding blocks (19) are respectively connected with one end of the sliding plate (20); the sliding plate (20) and the groove of the fixing plate (9) are slidably close to each other; a group of threaded holes are respectively arranged at the left end and the right end of the fixing plate (9); the two groups of fastening screws (21) are respectively threadedly connected with the threaded holes of the fixing plate (9), and one end of the screw of the two groups of fastening screws (21) is respectively pressed against one end of the sliding plate (20).

4. The rubber valve seat composite mold according to claim 3, characterized in that: It also includes a plurality of groups of buckles (22), and the two groups of delivery hoses (13) are evenly buckled with the plurality of groups of buckles (22), and one end of the plurality of groups of buckles (22) is respectively connected to one end of the mounting frame (3).

5. The rubber valve seat composite mold according to claim 4, characterized in that: It also comprises two groups of rotating handles (23), and one end of each of the two groups of first screw rods (11) is provided with a group of rotating handles (23).

6. The rubber valve seat composite mold according to claim 5, characterized in that: It also includes two groups of rubber pads (24), one end of each of the two groups of arc-shaped clamping plates (10) is provided with a group of rubber pads (24), and one end of each of the two groups of rubber pads (24) is tightly attached to one end of the lower module (6).

7. The rubber valve seat composite mold according to claim 6, characterized in that: It also comprises four groups of rotating nuts (25), wherein one end of the two groups of connecting screws (18) and the two groups of fastening screws (21) is respectively provided with a group of rotating nuts (25).

8. The rubber valve seat composite mold according to claim 7, characterized in that: It also includes a handle (26). A group of handles (26) are arranged at the front end of the slide plate (20).

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