Efficient and energy-saving cement pipe manufacturing mold

Abstract

The efficient energy-saving cement pipe manufacturing mold comprises a supporting seat, a rectangular groove is formed in the upper end of the supporting seat, two supporting rollers are rotationally connected between the inner walls of the left side and the right side of the rectangular groove, the left ends of the two supporting rollers extend to the outside, and synchronous wheels are installed at the left ends of the two supporting rollers; the two synchronous wheels are in transmission connection through a synchronous belt, a first motor is installed on the left side of the supporting base, and an output shaft of the first motor is fixedly connected with the left end of one supporting roller. And the shielding mechanism comprises two L-shaped connecting plates which are symmetrically arranged, rotating shafts are arranged on the vertical parts of the two L-shaped connecting plates in a penetrating mode, and the two rotating shafts are rotationally connected with the vertical parts of the L-shaped connecting plates. In the actual using process of the mold, the overall machining efficiency is effectively improved, in addition, the compactness of a formed pipe body can be effectively guaranteed by utilizing knocking and rotating to be matched with a negative pressure structure, and the quality and strength of a finished product are guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of cement pipe manufacturing, and particularly relates to a high-efficiency energy-saving cement pipe manufacturing mold. BACKGROUND

[0002] The cement pipe mold is generally a two-semi-circular shell, and a release agent needs to be coated on the inner surface of the shell. The release agent is coated by a worker holding a coating roller and then rolling the release agent on the inner surface of the shell. This is time-consuming and labor-intensive, and the coating of the release agent is uneven and inefficient. Therefore, the patent CN117400397B discloses a building cement pipe processing device, which comprises a rack, a moving mechanism, a smearing mechanism and a driving mechanism. The rack has a placement area for placing the cement pipe mold. The moving mechanism is installed on the rack. The smearing mechanism is installed on the moving mechanism. The driving mechanism is installed on the rack and connected with the moving mechanism and the smearing mechanism. The driving mechanism is suitable for driving the moving mechanism and the smearing mechanism to perform an automatic smearing process including a first process and a second process. The application has the following advantages: the moving mechanism, the smearing mechanism and the driving mechanism are provided. The driving mechanism can drive the smearing mechanism to automatically coat the release agent on the inner wall of the cement pipe mold in a set range. The driving mechanism can also drive the moving mechanism to move the smearing mechanism to the first side by a set distance, thereby realizing automatic and uniform coating of the release agent on the cement pipe mold, saving time and labor, and improving work efficiency. However, we found in actual use that the above device still needs a long time for oil coating, and the waiting time for the oil to dry is also long, resulting in low overall processing efficiency. Therefore, how to solve the above problems needs to be considered. SUMMARY

[0003] The present application aims to solve the problems in the prior art and provides a high-efficiency energy-saving cement pipe manufacturing mold. The mold effectively improves the overall processing efficiency in actual use. In addition, the knocking, rotating and negative pressure structure can effectively ensure the tightness of the formed pipe body, ensuring the quality and strength of the finished product.

[0004] To achieve the above purpose, the present application adopts the following technical solutions: The utility model provides a kind of high-efficiency energy-saving type cement pipe manufacturing mould, including support seat, the upper end of the support seat is equipped with rectangular groove, the left and right two side inner walls of the rectangular groove are rotationally connected with two support rollers, the left end of two The support rollers are extended to outside, and synchronous wheel is installed, two The synchronous wheel is driven connection by synchronous belt, the left side of the support seat is equipped with first motor, and the output shaft of the first motor is fixedly connected with the left end of one of support rollers;Shielding mechanism, the shielding mechanism includes two symmetrically arranged L-shaped connecting plates, two The vertical portion of the L-shaped connecting plate is penetrated and is rotationally connected with two L-shaped connecting strips, and the other end of every two matched L-shaped connecting strips is fixedly connected with connecting disc, the connecting disc on the left side is equipped with mouth, and the mouth is installed with hand valve;Air extraction mechanism, the air extraction mechanism is matched with the connecting disc on the right side;Moving mechanism, the moving mechanism is used to realize the relative or opposite movement of two connecting discs.

[0005] Preferably, it further comprises a charging cylinder, which is composed of two half cylinders connected in a detachable manner.

[0006] Preferably, the air extraction mechanism includes a piston cylinder fixedly connected to the right side of the support seat, the piston cylinder is provided with a driving piston slidable up and down, the right end of one of the support rollers extends to the outside and is fixedly connected with a driving disc, a driving rod is rotationally connected to the right side eccentric position of the driving disc, and the other end of the driving rod is rotationally connected to the upper end of the driving piston.

[0007] Preferably, the right side of the rotating shaft is hollow, the left end of the right side of the rotating shaft penetrates through the corresponding connecting disc, the right end of the right side of the rotating shaft is connected with a rotary joint, the right side of the right side of the rotating shaft is fixedly connected with an L-shaped frame, the L-shaped frame is horizontally penetrated and provided with a fixed tube, the fixed tube is fixedly connected with the L-shaped frame, the left end of the fixed tube is in communication with the other end of the rotary joint, the other end of the fixed tube is in communication with the inner bottom space of the piston cylinder through a first one-way pipe, and the inner bottom space of the piston cylinder is in communication with a second one-way pipe.

[0008] Preferably, the first one-way pipe and the second one-way pipe are both installed with one-way valves, the first one-way pipe is used for one-way gas supply to the inner bottom space of the piston cylinder, and the second one-way pipe is used for one-way discharge of the inner bottom space of the piston cylinder.

[0009] Preferably, the right side of the connecting disc on the right side is fixedly connected with a connecting barrel, a first piston plate slidably left and right is arranged in the connecting barrel, the left side of the first piston plate is elastically connected with the left inner wall of the connecting barrel through a first spring, the left side wall of the connecting barrel and the right connecting disc are provided with a round port in a penetrating mode, the left side of the first piston plate is fixedly connected with a fixed rod, the left end of the fixed rod is fixedly connected with a piston column, and the piston column penetrates the round port and is in a sliding connection.

[0010] Preferably, the left and right inner walls of the rectangular groove are fixedly connected with a horizontal pipe, the upper end of the horizontal pipe is communicated with a plurality of communication pipes at equal intervals, each communication pipe is provided with a second piston plate slidably up and down, the lower end of each second piston plate is elastically connected with the inner bottom of the horizontal pipe through a second spring, the upper end of each second piston plate is fixedly connected with a third spring, the other end of each third spring is fixedly connected with a hitting ball, the left side space of each horizontal pipe is communicated with the outside through a release port, and the other end of the second one-way pipe is communicated with the horizontal pipe.

[0011] Preferably, the left and right inner walls of the rectangular groove are fixedly connected with a horizontal pipe, the upper end of the horizontal pipe is communicated with a plurality of communication pipes at equal intervals, each communication pipe is provided with a second piston plate slidably up and down, the lower end of each second piston plate is elastically connected with the inner bottom of the horizontal pipe through a second spring, the upper end of each second piston plate is fixedly connected with a third spring, the other end of each third spring is fixedly connected with a hitting ball, the left side space of each horizontal pipe is communicated with the outside through a release port, and the other end of the second one-way pipe is communicated with the horizontal pipe.

[0012] Compared with the prior art, the present application has the following beneficial effects: 1. The second motor drives the bidirectional threaded rod to rotate, drives the moving strip, the L-shaped connecting plate and the connecting disc to move, realizes accurate positioning of the charging barrel, facilitates stable oil injection into the charging barrel from the left connecting disc through hole, provides a basis for subsequent uniform oiling, and is simple to operate and accurate in positioning.

[0013] 2. The first motor drives the supporting roller to rotate at a low speed, and the oil body uniformly covers the inside of the charging barrel under the action of gravity. At the same time, the gas flow generated by the operation of the air extraction mechanism accelerates the oil body to dry and form a film, improves the oiling efficiency, and saves production time.

[0014] 3. The first motor rotates at a high speed to drive the supporting roller and the charging barrel to rotate at a high speed to realize centrifugal forming. The continuous operation of the air extraction mechanism forms a negative pressure in the charging barrel, which is beneficial to the discharge of air gap in concrete, improves the strength of the finished product, and guarantees the quality of the cement pipe.

[0015] 4, the gas discharged by the air extraction mechanism enters the horizontal pipe, the internal gas pressure changes due to the small release port, drives the second piston plate to reciprocate, and further makes the impact ball impact the charging cylinder through the third spring, promotes the vibration of the charging cylinder, further discharges the air gap of the concrete, and significantly improves the quality of the finished cement pipe.

[0016] In summary, the mold effectively improves the overall oil covering efficiency during use, and the operation of the air extraction mechanism not only improves the film forming speed of the oil body, but also makes the finished cement pipe more compact. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A structure diagram of a high-efficiency energy-saving cement pipe manufacturing mold is proposed for the present application; Figure 2 A right side view diagram of the present application is shown in the following figure: Figure 1 Figure 3 A front view diagram of the present application is shown in the following figure: Figure 1 Figure 4 A cross-sectional view diagram of the present application is shown in the following figure: Figure 1 Figure 5 An enlarged view of A of the present application is shown in the following figure: Figure 4 Figure 6 An enlarged view of B of the present application is shown in the following figure: Figure 4 Figure 7 A cross-sectional view diagram of the right side connecting disc is shown in the following figure: Figure 8 An enlarged view of the horizontal pipe is shown in the following figure: Figure 9 A partial cross-sectional structure plan view of the present application is shown in the following figure: Figure 8

[0018] In the figure: 1 support seat, 2 rectangular groove, 3 driving disc, 4 support roller, 5 first motor, 6 synchronous wheel, 7 synchronous belt, 8 charging cylinder, 9 strip-shaped port, 10 moving strip, 11 L-shaped connecting plate, 12 second motor, 13 driving rod, 14 first one-way pipe, 15 piston cylinder, 16 driving piston, 17 second one-way pipe, 18 strip-shaped cavity, 19 two-way threaded rod, 20 horizontal pipe, 21 rotating shaft, 22 L-shaped connecting strip, 23 connecting disc, 24 through port, 25 rotary joint, 26 L-shaped frame, 27 fixed pipe, 28 connecting cylinder, 29 air hole, 30 first piston plate, 31 first spring, 32 round port, 33 piston column, 34 fixed rod, 35 release port, 36 communication pipe, 37 impact ball, 38 air inlet, 39 second piston plate, 40 third spring, 41 second spring. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be described clearly and completely in the following with reference to the drawings in the embodiments of the present application.​​​​​​

[0020] Referring to Figures 1-9 The utility model provides a high -efficient energy -saving cement pipe manufacturing mould, including support seat 1, the upper end of support seat 1 is equipped with rectangular groove 2, and the left and right two inside walls of rectangular groove 2 are rotatably connected with two support rollers 4, and the left end of two support rollers 4 extends to outside, and is equipped with synchronous wheel 6, and two synchronous wheels 6 are drivenly connected through synchronous belt 7, and the left side of support seat 1 is equipped with first motor 5, and the output shaft of first motor 5 is fixedly connected with the left end of one of support roller 4, and the rotation of two support rollers 4 can be realized by the starting of first motor 5, and then the rotation of charging barrel 8 is realized.

[0021] As one embodiment of the utility model, it further includes a shielding mechanism, which includes two symmetrically arranged L-shaped connecting plates 11, a rotating shaft 21 is arranged through the vertical part of each L-shaped connecting plate 11, the rotating shaft 21 is rotatably connected with the vertical part of the L-shaped connecting plate 11, two L-shaped connecting strips 22 are fixedly connected with the opposite ends of the rotating shaft 21, a connecting disc 23 is fixedly connected with the other end of each two matched L-shaped connecting strips 22, a through hole 24 is arranged on the left connecting disc 23, and a manual valve is arranged in the through hole 24. During the oiling stage, the operator first places the charging barrel 8 between the two support rollers 4, then starts the moving mechanism to make the two connecting discs 23 adhere to the two sides of the charging barrel 8, and then injects a certain amount of oil into the charging barrel 8 through the through hole 24, and finally starts the first motor 5 to rotate at a low speed, so that the two support rollers 4 rotate. In this state, the internal oil is always located at the bottom of the charging barrel 8 due to the action of gravity, so that the oil uniformly covers the inside of the charging barrel 8 as the rotation proceeds.

[0022] As one embodiment of the utility model, it further includes a charging barrel 8, which is provided with a lifting ring not shown in the figure, and the charging barrel 8 is composed of two half barrels connected in a detachable manner. As one embodiment of the present application, the air extraction mechanism is matched with the right connecting disc 23, the air extraction mechanism comprises a piston cylinder 15 fixedly connected to the right side of the support base 1, a driving piston 16 slidably arranged in the piston cylinder 15, the right end of one of the support rollers 4 extends to the outside and is fixedly connected with a driving disc 3, the right side of the driving disc 3 is eccentrically rotatably connected with a driving rod 13, the other end of the driving rod 13 is rotatably connected with the upper end of the driving piston 16, the right rotating shaft 21 is hollow inside, the left end of the right rotating shaft 21 penetrates through the corresponding connecting disc 23, the right end of the right rotating shaft 21 is connected with a rotary joint 25, the right side of the right rotating shaft 21 is fixedly connected with an L-shaped bracket 26, the L-shaped bracket 26 is horizontally and penetratingly provided with a fixed tube 27, the fixed tube 27 is fixedly connected with the L-shaped bracket 26, the left end of the fixed tube 27 is in communication with the other end of the rotary joint 25, the other end of the fixed tube 27 is in communication with the inner bottom space of the piston cylinder 15 through the first one-way pipe 14, the inner bottom space of the piston cylinder 15 is in communication with the second one-way pipe 17, the first one-way pipe 14 and the second one-way pipe 17 are both internally provided with a one-way valve, the first one-way pipe 14 is used for one-way gas supply to the inner bottom space of the piston cylinder 15, and the second one-way pipe 17 is used for one-way discharge of the inner bottom space of the piston cylinder 15, in the oiling stage, the manual valve is opened, so that the generated gas flow can be used for air drying of the oil body, the film forming speed is improved, and the overall efficiency is improved.

[0023] As one embodiment of the present application, the right side of the right connecting disc 23 is fixedly connected with a connecting cylinder 28, the connecting cylinder 28 is internally provided with a first piston plate 30 slidably arranged left and right, the left side of the first piston plate 30 is elastically connected with the left side inner wall of the connecting cylinder 28 through a first spring 31, the left side wall of the connecting cylinder 28 and the right connecting disc 23 are jointly and penetratingly provided with a round port 32, the left side of the first piston plate 30 is fixedly connected with a fixed rod 34, the left end of the fixed rod 34 is fixedly connected with a piston column 33, the piston column 33 penetrates through the round port 32 and is slidably connected, in the subsequent centrifugal forming stage, after the steel frame and the concrete are poured into the charging cylinder 8, the manual valve is closed, at this time, the first motor 5 is started to rotate rapidly, in this state, the air extraction mechanism operates to extract part of the gas in the charging cylinder 8, so that the inside is in a negative pressure state, the piston column 33 and the fixed rod 34 move left, until the piston column 33 is completely located on the left side of the right connecting disc 23 and is maintained in this state, at this time, the charging cylinder 8 is in a negative pressure state, the negative pressure state is more conducive to the discharge of air in the concrete gap, and the strength of the finished product is improved.

[0024] As one embodiment of the present application, the left and right inner walls of the rectangular groove 2 are fixedly connected with a horizontal pipe 20, the upper end of the horizontal pipe 20 is communicated with a plurality of communication pipes 36 at equal intervals, each communication pipe 36 is provided with a second piston plate 39 which can slide up and down, the lower end of each second piston plate 39 is elastically connected with the inner bottom of the horizontal pipe 20 through a second spring 41, the upper end of each second piston plate 39 is fixedly connected with a third spring 40, the other end of each third spring 40 is fixedly connected with a hitting ball 37, the left side space of each horizontal pipe 20 is communicated with the outside through a release port 35, the other end of the second one-way pipe 17 is communicated with the horizontal pipe 20, the gas discharged by the air exhaust mechanism quickly enters the horizontal pipe 20, when specifically designed, the caliber of the release port 35 can be small, after the rapid injection of gas into the horizontal pipe 20, the internal gas pressure increases due to the fact that the gas cannot be quickly released, so that the second piston plate 39 moves upward, and after the subsequent gas is discharged, the second piston plate 39 moves downward again, by this way, the third spring 40 can make the hitting ball 37 reciprocatingly move up and down, hit the charging barrel 8, and promote the vibration of the charging barrel 8, which can further promote the gas discharge of the concrete and further improve the quality of the finished product.

[0025] As one embodiment of the present application, the moving mechanism is used to realize the relative or opposite movement of the two connecting plates 23, the moving mechanism comprises a strip-shaped cavity 18 arranged in the support seat 1, a bidirectional threaded rod 19 is rotatably connected between the left and right inner walls of the strip-shaped cavity 18, the two threaded ends of the bidirectional threaded rod 19 are threadedly connected with moving strips 10, the two moving strips 10 are slidably connected with the inner walls of the strip-shaped cavity 18, the inner top of each moving strip 10 is symmetrically provided with two strip-shaped ports 9, the upper end of each moving strip 10 penetrates through the corresponding strip-shaped port 9 and is fixedly connected with an L-shaped connecting plate 11, a second motor 12 is installed on the left side of the support seat 1, the output shaft of the second motor 12 extends into the strip-shaped cavity 18 and is fixedly connected with the left end of the bidirectional threaded rod 19.

[0026] In the present application, the second motor 12 is started, the output shaft of the second motor 12 drives the bidirectional threaded rod 19 to rotate, the two threaded ends of the bidirectional threaded rod 19 respectively drive the two moving strips 10 to slide relative to each other in the strip-shaped cavity 18, the moving strips 10 drive the L-shaped connecting plate 11 to move through the strip-shaped ports 9, thereby causing the relative movement of the two connecting plates 23 until the two connecting plates 23 are attached to the left and right sides of the charging barrel 8, the charging barrel 8 is limited, and a certain amount of oil is injected into the charging barrel 8 through the through port 24 on the left connecting plate 23.

[0027] Start the first motor 5, the first motor 5 output shaft drives one of the support roller 4 rotation, the support roller 4 through the synchronous wheel 6 and synchronous belt 7 drive another support roller 4 synchronous rotation, two support roller 4 drive the charging barrel 8 low speed rotation.In this state, the oil body is always located in the charging barrel 8 bottom under the action of gravity, with the rotation of the charging barrel 8, the oil body evenly covers the inside of the charging barrel 8; In the process of oiling, one of the support roller 4 drives the driving disc 3 rotation, the driving disc 3 through the driving rod 13 drive the driving piston 16 in the piston cylinder 15 up and down sliding.When the driving piston 16 up, the gas through the first one-way pipe 14 into the piston cylinder 15 bottom space;When the driving piston 16 down, the gas in the piston cylinder 15 bottom space through the second one-way pipe 17 discharge, because the manual valve is in the open state at this time, so the gas flow for the outside, the mouth 24, the charging barrel 8 and the piston cylinder 15 one-way gas flow, the gas flow for the oil body wind dry, improve the film forming speed; After film forming, start the second motor 12 reverse rotation, make the two-way threaded rod 19 reverse rotation, drive two mobile strip 10 opposite sliding, in turn make two connecting disc 23 opposite movement, release the limit of the charging barrel 8.Through the external lifting device hoist the charging barrel 8, put into the reinforcement frame and concrete, then again put the charging barrel 8 between two support roller 4, start the second motor 12 again, make two connecting disc 23 relative movement and adhere to the both sides of the charging barrel 8, realize the limit of the charging barrel 8 again, close the manual valve on the mouth 24 at the same time; Start the first motor 5 high speed rotation, drive two support roller 4 and charging barrel 8 high speed rotation, realize the centrifugal forming of concrete.In this process, close the manual valve, the air extraction mechanism continues to run, extract the gas in the charging barrel 8, make the charging barrel 8 in negative pressure state.Under the action of negative pressure, the piston column 33 and the fixed rod 34 left shift, until the piston column 33 completely located in the left side of the right connecting disc 23 and maintain the state, at the same time, the exhaust gas quickly enter the cross pipe 20, because the release port 35 caliber is small, the gas can not quickly release, the internal gas pressure of the cross pipe 20 increases, make the second piston plate 39 up, after the subsequent gas discharge, the second piston plate 39 down under the action of the second spring 41, because the air injection of the air extraction mechanism is intermittent, so finally can realize the reciprocating up and down movement of the second piston plate 39, through the third spring 40 drive the impact ball 37 reciprocating up and down movement impact the charging barrel 8, promote the charging barrel 8 vibration, at the same time, promote the air in the concrete gap discharge, further improve the product quality.

[0028] The above, only for the preferred specific embodiments of the present application, but the protection scope of the present application is not limited to this, any skilled in the art of the technical personnel in the technical range disclosed by the present application, according to the technical scheme and the invention concept of the present application equivalent replacement or change, should be covered in the protection scope of the present application.

Claims

1. A high-efficiency and energy-saving cement pipe manufacturing mold, characterized in that, include: A support base (1) has a rectangular groove (2) at its upper end. Two support rollers (4) are rotatably connected between the inner walls of the left and right sides of the rectangular groove (2). The left ends of the two support rollers (4) extend to the outside and are equipped with synchronous pulleys (6). The two synchronous pulleys (6) are connected by a synchronous belt (7). A first motor (5) is installed on the left side of the support base (1). The output shaft of the first motor (5) is fixedly connected to the left end of one of the support rollers (4). The shielding mechanism includes two symmetrically arranged L-shaped connecting plates (11). A rotating shaft (21) is provided through the vertical part of each of the two L-shaped connecting plates (11). The two rotating shafts (21) are rotatably connected to the vertical part of the L-shaped connecting plates (11). Two L-shaped connecting strips (22) are fixedly connected to the opposite ends of the two rotating shafts (21). The other end of each pair of mating L-shaped connecting strips (22) is fixedly connected to a connecting plate (23). A through-hole (24) is provided on the connecting plate (23) on the left side. A manual valve is installed in the through-hole (24). An air extraction mechanism, which cooperates with the connecting plate (23) on the right side; A moving mechanism is used to realize relative or opposite movement of the two connecting disks (23).

2. The high-efficiency energy-saving cement pipe manufacturing mold according to claim 1, characterized in that, It also includes a loading cylinder (8), which is composed of two half cylinders connected by a detachable connection.

3. The high-efficiency energy-saving cement pipe manufacturing mold according to claim 1, characterized in that, The air extraction mechanism includes a piston cylinder (15) fixedly connected to the right side of the support base (1). A drive piston (16) that can slide up and down is provided inside the piston cylinder (15). The right end of one of the support rollers (4) extends to the outside and is fixedly connected to a drive disk (3). A drive rod (13) is rotatably connected to the right eccentric part of the drive disk (3). The other end of the drive rod (13) is rotatably connected to the upper end of the drive piston (16).

4. The high-efficiency energy-saving cement pipe manufacturing mold according to claim 3, characterized in that, The rotating shaft (21) located on the right side is hollow inside. The left end of the rotating shaft (21) located on the right side passes through the corresponding connecting plate (23). The right end of the rotating shaft (21) located on the right side is connected to a rotary joint (25). An L-shaped frame (26) is fixedly connected to the right side of the rotating shaft (21) located on the right side. A fixed tube (27) is horizontally installed through the L-shaped frame (26). The fixed tube (27) is fixedly connected to the L-shaped frame (26). The left end of the fixed tube (27) is connected to the other end of the rotary joint (25). The other end of the fixed tube (27) is connected to the inner bottom space of the piston cylinder (15) through the first one-way tube (14). The inner bottom space of the piston cylinder (15) is connected to the second one-way tube (17).

5. The high-efficiency energy-saving cement pipe manufacturing mold according to claim 4, characterized in that, One-way valves are installed inside the first one-way pipe (14) and the second one-way pipe (17). The one-way valve inside the first one-way pipe (14) is used for one-way gas supply into the bottom space inside the piston cylinder (15), and the one-way valve inside the second one-way pipe (17) is used for one-way discharge from the bottom space inside the piston cylinder (15).

6. The high-efficiency energy-saving cement pipe manufacturing mold according to claim 4, characterized in that, A connecting cylinder (28) is fixedly connected to the right side of the connecting disc (23) located on the right side. A first piston plate (30) that can slide left and right is provided inside the connecting cylinder (28). The left side of the first piston plate (30) is elastically connected to the left inner wall of the connecting cylinder (28) through a first spring (31). A circular opening (32) is provided through the left side wall of the connecting cylinder (28) and the right connecting disc (23). A fixing rod (34) is fixedly connected to the left side of the first piston plate (30). A piston column (33) is fixedly connected to the left end of the fixing rod (34). The piston column (33) passes through the circular opening (32) and is slidably connected.

7. The high-efficiency energy-saving cement pipe manufacturing mold according to claim 4, characterized in that, A horizontal tube (20) is fixedly connected between the inner walls of the left and right sides of the rectangular groove (2). Multiple connecting tubes (36) are connected at equal intervals at the upper end of the horizontal tube (20). Each connecting tube (36) is provided with a second piston plate (39) that can slide up and down. The lower end of each second piston plate (39) is elastically connected to the inner bottom of the horizontal tube (20) through a second spring (41). A third spring (40) is fixedly connected to the upper end of each second piston plate (39). An impact ball (37) is fixedly connected to the other end of each third spring (40). The left side space of each horizontal tube (20) is connected to the outside through a release port (35). The other end of the second one-way tube (17) is connected to the horizontal tube (20).

8. The high-efficiency energy-saving cement pipe manufacturing mold according to claim 4, characterized in that, The moving mechanism includes a strip cavity (18) set in the support base (1). A bidirectional threaded rod (19) is rotatably connected between the inner walls of the left and right sides of the strip cavity (18). The two threaded ends of the bidirectional threaded rod (19) are threadedly connected to moving bars (10). The two moving bars (10) are slidably connected to the inner wall of the strip cavity (18). The top of the moving bar (10) is symmetrically provided with two strip-shaped openings (9). The upper ends of the two moving bars (10) pass through the corresponding strip-shaped openings (9) and are fixedly connected to the L-shaped connecting plate (11). A second motor (12) is installed on the left side of the support base (1). The output shaft of the second motor (12) extends into the strip cavity (18) and is fixedly connected to the left end of the bidirectional threaded rod (19).

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