Green manufacturing mold for cement pipe

Abstract

The utility model discloses a green manufacturing mould of cement pipe relates to cement pipe technical field, including base, front mould, expansion fixing device, the front mould includes support frame, the support frame is fixedly connected to the both ends of front mould, the bottom of support frame is fixedly connected with base plate, the base includes threaded rod, drive motor, and the drive motor is fixed on the base. The threaded rod is movably connected to the interior of the bottom plate, the expansion fixing device comprises a servo motor, a connecting rotating rod and a disc, sliding rods are movably connected to the upper portion, the lower portion, the left portion and the right portion of the disc respectively, and expansion clamping plates are fixedly connected to the upper ends of the sliding rods. According to the cement pipe expanding and fixing device, expanding and fixing are conducted from the interior of a shaped cement pipe through the expanding and fixing device, then the threaded rod is driven by the driving motor to rotate, the threaded rod drives the front mold to drive the expanding and fixing device to pull out the fixed cement pipe from the interior of the rear mold, operation of workers is facilitated, and labor force of the workers is saved; and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cement pipes, in particular to a green manufacturing mould for cement pipes. Background Art

[0002] Cement pipe is a pre-set pipe made of cement and steel bars using the principle of centrifugal force of electric poles. Cement pipe is also called cement pressure pipe and reinforced concrete pipe. It can be used as a sewer pipe in urban construction and foundation, and can be used for sewage discharge, flood control and drainage, as well as water pipes and farmland wells used in some special factories and mines. Cement pipes require molds during manufacturing, and the existing molds used for cement pipe manufacturing are not convenient for disassembly of cement pipes after shaping, and require manual operation by staff, which is more troublesome, increases the workload of staff, and reduces work efficiency. Summary of the invention

[0003] The utility model provides a green manufacturing mold for a cement pipe to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0005] A green manufacturing mold for cement pipes includes a base, a front mold, and an expansion and fixing device. The front mold includes a support frame, which is fixedly connected to the two ends of the front mold. The bottom of the support frame is fixedly connected to a base plate. The base includes a threaded rod and a drive motor. The threaded rod is movably connected to the inside of the base plate. The expansion and fixing device includes a servo motor, a connecting rod, and a disc. The upper, lower, left and right parts of the disc are movably connected to sliding rods, and the upper end of the sliding rod is fixedly connected to an expansion clamping plate.

[0006] A further improvement of the technical solution of the utility model is that a threaded groove is provided inside the bottom plate, the threaded rod is threadedly engaged inside the threaded groove, and the threaded rod is movably connected to the inside of the bottom plate through the threaded groove.

[0007] By adopting the above technical solution, when the threaded rod in the solution rotates, the bottom plate can drive the front mold to slide forward and backward under the action of the threaded rod thread engaging with the inside of the thread groove.

[0008] A further improvement of the technical solution of the utility model is that a limiting block is fixedly connected to the inner side of the support frame, limiting grooves are provided at both ends of the base, the limiting block is slidably connected to the inside of the limiting groove, and the support frame is slidably connected to the inside of the limiting groove through the limiting block.

[0009] By adopting the above technical solution, the limiting block and the limiting groove in the solution can play a limiting role, so that the front mold can perform linear sliding motion.

[0010] A further improvement of the technical solution of the utility model is that the front mold includes a support rod, the rear end of the support rod is fixedly connected to a fixed block, a movable groove is provided inside the fixed block, a rotating groove is provided at one end of the fixed block, and the rotating groove and the movable groove are connected.

[0011] A further improvement of the technical solution of the utility model is that the connecting rod is fixedly connected to the output shaft of the servo motor through a coupling, the disc is fixedly connected to the end of the connecting rod away from the servo motor, and the disc is movably connected inside the movable groove.

[0012] By adopting the above technical solution, the connecting rotating rod in the solution is rotatably connected to the inside of the rotating groove, and the servo motor can drive the connecting rotating rod fixedly connected through the coupling to drive the disc to rotate.

[0013] A further improvement of the technical solution of the utility model is that: the inner circumferential array of the disk is provided with sliding grooves, the upper, lower, left and right sides of the fixed block are provided with slots, the slots are communicated with the movable slots, and the slots are communicated with the sliding grooves.

[0014] A further improvement of the technical solution of the utility model is that: a second inclined surface is provided at one end of the slide rod away from the expansion clamping plate, and a first inclined surface is provided at one side of the bottom of the slide groove.

[0015] By adopting the above technical solution, the first inclined surface and the second inclined surface in the solution can rub against each other, so that the slide rod slides inside the slide groove under the friction resistance of the first inclined surface, thereby driving the expansion clamping plate to expand outward, thereby clamping and fixing the shaped cement pipe.

[0016] A further improvement of the technical solution of the utility model is that: a placing table is fixedly connected to the upper surface of the base, a supporting plate is fixedly connected to the rear end of the base, a rear mold is fixedly connected to the front end of the supporting plate, a mud refiner is fixedly connected to the rear end of the supporting plate, and the mud refiner and the rear mold are communicated.

[0017] The above technical solution is adopted, and the placement table in the solution is used to place the shaped cement pipe.

[0018] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0019] The utility model provides a green manufacturing mold for cement pipes, which expands and fixes the inside of a shaped cement pipe through an expansion and fixing device, and then drives a threaded rod to rotate through a driving motor, so that the threaded rod drives the front mold to drive the expansion and fixing device to draw the fixed cement pipe out of the rear mold, which is convenient for workers to operate, saves labor of workers, and improves work efficiency.

[0020] The utility model provides a green manufacturing mold for cement pipes. By starting a servo motor to drive a connecting rotating rod fixedly connected by a coupling to drive a disc to rotate, a first inclined surface and a second inclined surface can rub against each other, so that the slide bar slides inside the slide groove under the friction resistance of the first inclined surface, thereby driving the expansion clamping plate to expand outward, thereby expanding and fixing the cement pipe outward from the inside of the shaped cement pipe, which can provide better stability and prevent the cement pipe from falling when being pulled. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a front view of a green manufacturing mold for cement pipes according to an embodiment of the utility model;

[0022] Figure 2 It is a base structure diagram of a green cement pipe manufacturing mold according to an embodiment of the utility model;

[0023] Figure 3 This is a front mold structure diagram of a green cement pipe manufacturing mold according to an embodiment of the utility model;

[0024] Figure 4 This is a front mold structure diagram of a green cement pipe manufacturing mold according to an embodiment of the utility model;

[0025] Figure 5 It is a structural diagram of an expansion and fixing device of a green cement pipe manufacturing mold according to an embodiment of the utility model.

[0026] In the figure: 1. base; 101. placing table; 102. support plate; 103. limiting groove; 104. threaded rod; 105. driving motor; 2. rear mold; 3. front mold; 301. support frame; 302. limiting block; 303. bottom plate; 304. threaded groove; 305. support rod; 306. fixing block; 307. rotating groove; 308. movable groove; 309. slotting; 4. expansion fixing device; 401. servo motor; 402. connecting rotating rod; 403. disc; 404. slide groove; 405. first inclined plane; 406. slide rod; 407. second inclined plane; 408. expansion clamping plate; 5. mud refiner. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] The present invention is further described in detail below in conjunction with the embodiments:

[0029] Example 1

[0030] like Figure 1-5 As shown, the utility model provides a green manufacturing mold for cement pipes, including a base 1, a front mold 3, and an expansion fixing device 4. The front mold 3 includes a support frame 301, the support frame 301 is fixedly connected to the two ends of the front mold 3, and the bottom of the support frame 301 is fixedly connected to a bottom plate 303. The base 1 includes a threaded rod 104 and a drive motor 105. The threaded rod 104 is movably connected to the inside of the bottom plate 303. The expansion fixing device 4 includes a servo motor 401, a connecting rod 402, and a disc 403. The upper, lower, left and right parts of the disc 403 are movably connected to a sliding rod 406, and the upper end of the sliding rod 406 is fixedly connected to an expansion clamping plate 408.

[0031] In this embodiment, the expansion and fixing device 4 is used to expand and fix the inside of the shaped cement pipe, and then the threaded rod 104 is driven to rotate by the driving motor 105, so that the threaded rod 104 drives the front mold 3 to drive the expansion and fixing device 4 to pull out the fixed cement pipe, which is convenient for the staff to operate, saves the staff's labor, and improves work efficiency.

[0032] Example 2

[0033] like Figure 1-5 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a threaded groove 304 is provided inside the bottom plate 303, the threaded rod 104 is threadedly engaged with the inside of the threaded groove 304, the threaded rod 104 is movably connected to the inside of the bottom plate 303 through the threaded groove 304, the inner side of the support frame 301 is fixedly connected to the limiting block 302, the two ends of the base 1 are provided with limiting grooves 103, the limiting block 302 is slidably connected to the inside of the limiting groove 103, and the support frame 301 is slidably connected to the limiting block 302 through the limiting block 302. Inside the limiting groove 103, the front mold 3 includes a support rod 305, the rear end of the support rod 305 is fixedly connected to a fixed block 306, a movable groove 308 is opened inside the fixed block 306, a rotating groove 307 is opened at one end of the fixed block 306, the rotating groove 307 and the movable groove 308 are communicated, the connecting rotating rod 402 is fixedly connected to the output shaft of the servo motor 401 through a coupling, the disc 403 is fixedly connected to the end of the connecting rotating rod 402 away from the servo motor 401, and the disc 403 is movably connected inside the movable groove 308.

[0034] In this embodiment, when the threaded rod 104 rotates, the base plate 303 can be driven to slide forward and backward under the action of the threaded rod 104 threadedly meshing with the inside of the threaded groove 304, and the limit block 302 and the limit groove 103 can play a limiting role, so that the front mold 3 can slide in a straight line, and the connecting rotating rod 402 is rotatably connected to the inside of the rotating groove 307, and the servo motor 401 can drive the connecting rotating rod 402 fixedly connected through the coupling to drive the disc 403 to rotate.

[0035] Example 3 Figure 1-5 As shown, on the basis of Example 1 and Example 2, the utility model provides a technical solution: preferably, the inner circumferential array of the disc 403 is provided with a slide groove 404, the upper, lower, left and right sides of the fixed block 306 are provided with slots 309, the slots 309 are communicated with the movable slots 308, the slots 309 are communicated with the slide groove 404, the end of the slide rod 406 away from the expansion clamping plate 408 is provided with a second inclined surface 407, and the bottom side of the slide groove 404 is provided with a first inclined surface 405, the upper surface of the base 1 is fixedly connected to a placing table 101, the rear end of the base 1 is fixedly connected to a support plate 102, the front end of the support plate 102 is fixedly connected to a rear mold 2, the rear end of the support plate 102 is fixedly connected to a mud refiner 5, and the mud refiner 5 is communicated with the rear mold 2.

[0036] In this embodiment, the first inclined surface 405 and the second inclined surface 407 can rub against each other, so that the sliding rod 406 slides inside the sliding groove 404 under the friction resistance of the first inclined surface 405, thereby driving the expansion clamping plate 408 to expand outward, thereby clamping and fixing the shaped cement pipe, and the placement table 101 is used to place the shaped cement pipe.

[0037] The following is a detailed description of the working principle of the green manufacturing mold for cement pipes.

[0038] like Figure 1-5 As shown, after the cement pipe is shaped, the drive motor 105 is started to drive the threaded rod 104 to rotate, so that the threaded rod 104 drives the bottom plate 303 to slide back and forth under the action of the threaded rod 104 thread meshing with the thread groove 304, so as to expose the cement pipe originally in the front mold 3. Then, the servo motor 401 is started to drive the connecting rotating rod 402 fixedly connected by the coupling to drive the disc 403 to rotate. At this time, the first inclined surface 405 and the second inclined surface 407 can rub against each other, so that the sliding rod 406 slides inside the sliding groove 404 under the friction resistance of the first inclined surface 405, and then drives the expansion clamping plate 408 to expand outward, thereby expanding and fixing it outward from the inside of the shaped cement pipe. Then, the drive motor 105 is started again to drive the threaded rod 104 to rotate and drive the shaped cement pipe to move, so that it can be pulled out from the inside of the rear mold 2.

[0039] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A green manufacturing mold for cement pipes, comprising a base (1), a front mold (3), and an expansion and fixing device (4), characterized in that: The front mold (3) includes a support frame (301), the support frame (301) is fixedly connected to the two ends of the front mold (3), the bottom of the support frame (301) is fixedly connected to a base plate (303), the base (1) includes a threaded rod (104) and a drive motor (105), the threaded rod (104) is movably connected to the inside of the base plate (303), the expansion fixing device (4) includes a servo motor (401), a connecting rotating rod (402), and a disc (403), the upper and lower left and right sides of the disc (403) are movably connected to sliding rods (406), and the upper end of the sliding rod (406) is fixedly connected to an expansion clamping plate (408).

2. A green cement pipe manufacturing mold according to claim 1, characterized in that: A thread groove (304) is provided inside the bottom plate (303), the threaded rod (104) is threadedly engaged inside the thread groove (304), and the threaded rod (104) is movably connected to the inside of the bottom plate (303) via the thread groove (304).

3. A green cement pipe manufacturing mold according to claim 1, characterized in that: The inner side of the support frame (301) is fixedly connected to a limiting block (302), both ends of the base (1) are provided with limiting grooves (103), the limiting blocks (302) are slidably connected to the inside of the limiting grooves (103), and the support frame (301) is slidably connected to the inside of the limiting grooves (103) via the limiting blocks (302).

4. A green cement pipe manufacturing mold according to claim 1, characterized in that: The front mold (3) comprises a support rod (305), the rear end of the support rod (305) is fixedly connected to a fixed block (306), a movable groove (308) is provided inside the fixed block (306), a rotation groove (307) is provided at one end of the fixed block (306), and the rotation groove (307) and the movable groove (308) are communicated.

5. A green manufacturing mold for cement pipe according to claim 4, characterized in that: The connecting rotating rod (402) is fixedly connected to the output shaft of the servo motor (401) via a coupling, the disc (403) is fixedly connected to an end of the connecting rotating rod (402) away from the servo motor (401), and the disc (403) is movably connected inside the movable groove (308).

6. A green cement pipe manufacturing mold according to claim 5, characterized in that: The inner circumferential array of the disk (403) is provided with sliding grooves (404), the upper, lower, left and right sides of the fixed block (306) are provided with slots (309), the slots (309) are communicated with the movable slots (308), and the slots (309) are communicated with the sliding grooves (404).

7. A green cement pipe manufacturing mold according to claim 6, characterized in that: A second inclined surface (407) is provided at one end of the slide bar (406) away from the expansion clamping plate (408), and a first inclined surface (405) is provided at one side of the bottom of the slide groove (404).

8. The green manufacturing mold for cement pipe according to claim 1, characterized in that: The upper surface of the base (1) is fixedly connected to a placing table (101), the rear end of the base (1) is fixedly connected to a support plate (102), the front end of the support plate (102) is fixedly connected to a rear mold (2), the rear end of the support plate (102) is fixedly connected to a mud refiner (5), and the mud refiner (5) and the rear mold (2) are in communication.

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