Cutting device for corrugated pipe compensator production

Abstract

The invention relates to the field of cutting, in particular to a cutting device for corrugated pipe compensator production. The technical problems that at present, a corrugated pipe compensator is inconvenient to comprehensively clamp, the corrugated pipe compensator is prone to shaking during cutting, and the cutting quality of the corrugated pipe compensator can be reduced are solved. A cutting device for corrugated pipe compensator production comprises a base, a frame body, an electric push rod, a cutting machine and the like. A frame is mounted on one side of the top of the base, a plurality of electric push rods are mounted on the other side of the top of the base, and cutting machines are mounted among telescopic rods of the electric push rods. Two sets of electric sliding blocks drive two sliding frames and two extrusion barrels to move in the direction close to each other, the two extrusion barrels can make contact with the two ends of a corrugated pipe compensator body in sequence, and then the corrugated pipe compensator body is axially pressed, so that the corrugated pipe compensator body is not prone to shaking in the cutting process; therefore, the quality of the corrugated pipe compensator body after cutting can be improved.

Description

Technical Field

[0001] The invention relates to the field of cutting, and in particular to a cutting device for producing a bellows compensator. Background Art

[0002] Bellows compensator is a kind of compensating element, which utilizes the effective expansion and contraction of its working body bellows to absorb the dimensional changes of pipelines, ducts, containers, etc. caused by thermal expansion and contraction, or to compensate for the axial, lateral and angular displacement of pipelines, ducts, containers, etc.

[0003] After the bellows compensator is produced, it needs to be cut into specified length specifications according to demand. However, the bellows compensator itself has a certain amount of expansion and contraction deformation. When the bellows compensator is cut, the bellows compensator is easy to shake. Currently, the outside of the bellows compensator is generally clamped, but this is not convenient for supporting and clamping the inside and ends of the bellows compensator. The clamping of the bellows compensator is not comprehensive enough. The bellows compensator is still easy to shake during cutting, which will reduce the quality of the cutting of the bellows compensator. Summary of the invention

[0004] In view of the current defects that it is inconvenient to fully clamp the bellows compensator, the bellows compensator is easy to shake during cutting, which will reduce the cutting quality of the bellows compensator, a cutting device for the production of bellows compensators is provided, which can clamp the bellows compensator more comprehensively and improve the cutting quality of the bellows compensators.

[0005] The technical implementation scheme of the present invention is: a cutting device for the production of bellows compensators, including a base, a frame, an electric push rod, a cutting machine, a fixed slot seat, a hinge shaft, a movable slot seat, an extrusion mechanism and a clamping mechanism. A frame is installed on one side of the top of the base, and two electric push rods are installed on the other side of the top of the base. A cutting machine is installed between the telescopic rods of the two electric push rods, and a cutting assembly is provided on the cutting machine. Two fixed slot seats are installed in the middle of the top of the frame, and a hinge shaft is rotatably installed on each fixed slot seat, and a movable slot seat is fixedly installed on each hinge shaft. A groove for the cutting assembly of the cutting machine to enter is respectively opened on the side where the fixed slot seat and the movable slot seat are close to each other, and a bellows compensator body is placed between the grooves of the fixed slot seat and the movable slot seat, and an extrusion mechanism is provided on the frame, and the extrusion mechanism is used to extrude the bellows compensator body, and a clamping mechanism is provided on the frame and the hinge shaft, and the clamping mechanism is used to drive the movable slot seat to flip down and clamp the bellows compensator body.

[0006] Optionally, it is characterized in that: the extrusion mechanism includes guide rails, an electric slider, a sliding frame and an extrusion cylinder, four guide rails are fixedly installed on the upper part of the frame, an electric slider is slidably provided on each guide rail, two electric sliders close to each other located on different sides of the frame form a group, a sliding frame is fixedly installed between the two electric sliders in each group, there are two sliding frames in total, each sliding frame is slidably connected to the upper part of the frame, the upper part of each sliding frame is located outside the frame, and an extrusion cylinder is respectively installed on the side of the upper parts of the two sliding frames close to each other.

[0007] Optionally, the clamping mechanism includes a contact plate, an inclined slot frame, a transverse spring, a vertical rack, a vertical roller and a column gear, a contact plate is respectively installed on the side of the bottom of the two sliding frames close to the electric push rod, two inclined slot frames are slidably installed on the side of the frame close to the electric push rod, the two inclined slot frames are symmetrically arranged, a transverse spring is respectively connected between the two inclined slot frames and the frame, an inclined slot is respectively provided on the two inclined slot frames, two vertical racks are slidably installed on the side of the frame close to the electric push rod, a vertical roller is respectively installed on the lower part of the two vertical racks, the two vertical rollers are respectively located in the two inclined slots on the two inclined slot frames, a column gear is respectively installed on the ends of the two hinged shafts away from each other, and the two vertical racks are respectively meshed with the two column gears.

[0008] Optionally, a tightening mechanism is also included, which is arranged on the frame, the sliding frame and the extrusion cylinder. The tightening mechanism is used to tighten the inside of the bellows compensator body. The tightening mechanism includes a slotted plate, a driving rack, a driving roller, a rotating shaft, a driving gear, an arc groove circular plate and an arc support plate. A slotted plate is slidably provided in the frame, the slotted plate is fixedly connected to two vertical racks, and two slotted grooves are opened on the slotted plate. Drive racks are slidably provided on the two sliding frames, and a driving roller is respectively provided at the lower part of the two driving racks. The upper part of the driving rack passes through the bottom of the extrusion cylinder, and the driving roller is located in the S-shaped groove of the S-shaped groove plate. A rotating shaft is rotatably installed in each of the two extrusion cylinders. A driving gear is respectively installed at one end of the two rotating shafts away from each other, and the driving rack is meshed with the driving gear. An arc groove circular plate is respectively installed in the middle of the two rotating shafts, and a number of arc grooves are respectively opened on the two arc groove circular plates. A number of arc support plates are evenly spaced and slidably provided on the side where the two extrusion cylinders are close to each other, and one end of the arc support plate on the same side is located in the arc groove on the arc groove circular plate on the same side.

[0009] Optionally, the sides of the plurality of arc support plates that are away from each other are respectively configured as rough surfaces.

[0010] Optionally, a rolling mechanism is also included, which is arranged on the fixed groove seat and the extrusion cylinder. The rolling mechanism is used to drive the bellows compensator body to rotate. The rolling mechanism includes a sliding block, a reset spring, a transverse axis, a rubber wheel, a spiral groove roller and a driving frame. Two sliding blocks are slidably provided at the lower part of each fixed groove seat, and a reset spring is connected between each sliding block and the fixed groove seat. The two sliding blocks located on the same fixed groove seat form a group, and a transverse axis is rotatably installed between the two sliding blocks of each group. A rubber wheel is fixedly installed in the middle of the two transverse axes, and a spiral groove roller is respectively installed at the ends of the two transverse axes away from each other. A spiral groove is respectively opened on the two spiral groove rollers, and a driving frame is respectively installed at the bottom of the two extrusion cylinders.

[0011] Optionally, a protrusion is provided at the lower part of the side where the two driving frames are close to each other, and the protrusion of the driving frame will enter the spiral groove on the spiral groove roller after moving.

[0012] The beneficial effects of the present invention are as follows: 1. Two sets of electric sliders are used to drive two sliding frames and two extrusion cylinders to move toward each other, and the two extrusion cylinders will contact the two ends of the bellows compensator body in turn, and then the two extrusion cylinders will push the bellows compensator body to move toward the center, and at the same time, the bellows compensator body can also be axially compressed; the two vertical racks move downward to drive the two column gears to rotate, and the rotation of the two column gears drives the two hinge shafts and the two movable groove seats to rotate. After the two movable groove seats rotate, they cooperate with the two fixed groove seats to clamp the bellows compensator body radially. By clamping the bellows compensator body both axially and radially, the bellows compensator body is not easy to shake during the cutting process, thereby improving the quality of the bellows compensator body after cutting.

[0013] 2. The two driving racks and the two driving rollers are driven downward by the slotted plate. The two driving racks drive the two driving gears, the two rotating shafts and the two arc groove circular plates to rotate. The three arc grooves on the two arc groove circular plates respectively drive the three arc support plates on both sides to move away from each other. The six arc support plates will tighten the inside of the bellows compensator body, thereby further improving the stability of the bellows compensator body when it is cut, thereby further improving the quality of the bellows compensator body after cutting.

[0014] 3. The bellows compensator body is driven to rotate on the two fixed slots by rotating the two rubber wheels, so that the bellows compensator body and the two fixed slots are more closely fitted, reducing the occurrence of the bellows compensator body being clamped, thereby further improving the quality of the bellows compensator body after cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the frame and the extrusion mechanism of the present invention.

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the frame, electric push rod and cutting machine of the present invention.

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the extrusion mechanism and the clamping mechanism of the present invention.

[0018] Figure 4 It is a three-dimensional structural schematic diagram of the clamping mechanism and the supporting mechanism of the present invention.

[0019] Figure 5 It is a schematic diagram of the disassembled three-dimensional structure of some parts of the extrusion mechanism and the clamping mechanism of the present invention.

[0020] Figure 6 It is a bottom-up stereoscopic structural schematic diagram of the extrusion mechanism and the clamping mechanism of the present invention.

[0021] Figure 7 It is a bottom-up stereoscopic structural schematic diagram of the extrusion mechanism and the clamping mechanism of the present invention.

[0022] Figure 8 It is a bottom-up stereoscopic structural schematic diagram of the extrusion mechanism, the clamping mechanism and the bracing mechanism of the present invention.

[0023] Fig. 9 It is a cross-sectional three-dimensional structural schematic diagram of the clamping mechanism and the supporting mechanism of the present invention.

[0024] Fig.10 It is a three-dimensional structural schematic diagram of the extrusion mechanism, the clamping mechanism and the supporting mechanism of the present invention.

[0025] Fig.11 It is a schematic diagram of the cross-sectional three-dimensional structure of the spiral groove roller of the present invention.

[0026] Fig.12 It is a cross-sectional three-dimensional structural schematic diagram of the clamping mechanism and the supporting mechanism of the present invention.

[0027] Fig.13 It is a schematic diagram of the disassembled three-dimensional structure of some parts of the extrusion mechanism and the tightening mechanism of the present invention.

[0028] Fig.14 It is a schematic diagram of the disassembled three-dimensional structure of some parts of the clamping mechanism and the rolling mechanism of the present invention.

[0029] Names of the numbers in the figure: 1. base, 2. frame, 3. electric push rod, 4. cutting machine, 5. fixed slot seat, 6. hinge shaft, 7. movable slot seat, 71. bellows compensator body, 81. guide rail, 82. electric slider, 83. sliding frame, 84. extrusion cylinder, 91. contact plate, 92. inclined slot frame, 93. transverse spring, 94. vertical rack, 95. vertical roller, 96. column gear, 101. one-shaped slot plate, 102. driving rack, 103. driving roller, 104. rotating shaft, 105. driving gear, 106. arc slot circular plate, 107. arc support plate, 111. sliding block, 112. reset spring, 113. transverse axis, 114. rubber wheel, 115. spiral groove roller, 116. driving frame. DETAILED DESCRIPTION

[0030] The above scheme is further described below in conjunction with specific examples. It should be understood that these examples are used to illustrate the present application and are not limited to the scope of the present application. The implementation conditions adopted in the examples can be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are usually the conditions in conventional experiments.

[0031] Embodiment 1: A cutting device for producing a bellows compensator, such as Figure 1-Figure 7 As shown, it includes a base 1, a frame 2, an electric push rod 3, a cutting machine 4, a fixed slot seat 5, a hinge shaft 6, a movable slot seat 7, an extrusion mechanism and a clamping mechanism. A frame 2 is installed on one side of the top of the base 1 by bolts, and two electric push rods 3 are installed on the other side of the top of the base 1 by bolts. A cutting machine 4 is installed between the telescopic rods of the two electric push rods 3, and a cutting assembly is provided on the cutting machine 4. Two fixed slot seats 5 are installed in the middle of the top of the frame 2, and a hinge shaft 6 is rotatably installed on each fixed slot seat 5. A movable groove seat 7 is fixedly installed on each hinge shaft 6, and a groove for the cutting component of the cutting machine 4 to enter is respectively opened on the side where the fixed groove seat 5 and the movable groove seat 7 are close to each other. A bellows compensator body 71 is placed between the grooves of the fixed groove seat 5 and the movable groove seat 7. An extrusion mechanism is provided on the frame 2, and the extrusion mechanism is used to extrude the bellows compensator body 71. A clamping mechanism is provided on the frame 2 and the hinge shaft 6, and the clamping mechanism is used to drive the movable groove seat 7 to flip down and clamp the bellows compensator body 71.

[0032] The extrusion mechanism includes a guide rail 81, an electric slider 82, a sliding frame 83 and an extrusion cylinder 84. Four guide rails 81 are fixedly installed on the upper inner part of the frame 2 by bolts. An electric slider 82 is slidably provided on each guide rail 81. Two electric sliders 82 close to each other located on different sides of the frame 2 form a group. A sliding frame 83 is fixedly installed between the two electric sliders 82 in each group. There are two sliding frames 83 in total. Each sliding frame 83 is slidably connected to the upper part of the frame 2. The upper part of each sliding frame 83 is located outside the frame 2, and an extrusion cylinder 84 is respectively installed on the side of the upper parts of the two sliding frames 83 close to each other.

[0033] The clamping mechanism includes a contact plate 91, an inclined slot frame 92, a transverse spring 93, a vertical rack 94, a vertical roller 95 and a column gear 96. A contact plate 91 is respectively installed on the side of the bottom of the two sliding frames 83 close to the electric push rod 3, and two inclined slot frames 92 are slidably installed on the side of the frame 2 close to the electric push rod 3. The two inclined slot frames 92 are symmetrically arranged, and a transverse spring 93 is respectively connected between the two inclined slot frames 92 and the frame 2. An inclined slot is respectively provided on the two inclined slot frames 92, and two vertical racks 94 are slidably installed on the side of the frame 2 close to the electric push rod 3. A vertical roller 95 is respectively installed at the lower part of the two vertical racks 94. The two vertical rollers 95 are respectively located in the two inclined slots on the two inclined slot frames 92, and a column gear 96 is respectively installed on the ends of the two hinge shafts 6 away from each other, and the two vertical racks 94 are respectively meshed with the two column gears 96.

[0034] The operator first places the bellows compensator body 71 on the two fixed slot seats 5, and then controls the two sets of electric sliders 82 to move toward each other along the guide rails 81, and the two sets of electric sliders 82 drive the two sliding frames 83 and the two extrusion cylinders 84 to move toward each other, and the two extrusion cylinders 84 will contact the two ends of the bellows compensator body 71 in turn, and then the two extrusion cylinders 84 will push the bellows compensator body 71 to move toward the center, and at the same time, the axial direction of the bellows compensator body 71 can be moved. The two sliding frames 83 drive the two contact plates 91 to move toward each other, and the two contact plates 91 drive the two inclined slot frames 92 to move toward each other, and the two transverse springs 93 are stretched accordingly, and the inclined slots on the two inclined slot frames 92 drive the two vertical racks 94 and the two vertical rollers 95 to move downward, and the two vertical racks 94 move downward to drive the two column gears 96 to rotate, and the two column gears 96 rotate to drive the two hinge shafts 6 and the two movable slot seats 7 The two movable groove seats 7 rotate, and after the two movable groove seats 7 rotate, they cooperate with the two fixed groove seats 5 to clamp the radial direction of the bellows compensator body 71, thereby further avoiding the bellows compensator body 71 from shaking during cutting, thereby improving the cutting quality of the bellows compensator body 71; the operator starts the cutting machine 4, and then the operator controls the telescopic rods of the two electric push rods 3 to retract, and the telescopic rods of the two electric push rods 3 drive the cutting machine 4 to move downward, and the cutting assembly of the cutting machine 4 passes through the slots between the two movable groove seats 7 and the two fixed groove seats 5 in turn, and the cutting assembly of the cutting machine 4 cuts the bellows compensator body 71. After the bellows compensator body 71 is cut, the operator controls the telescopic rods of the two electric push rods 3 to extend, and the telescopic rods of the two electric push rods 3 drive the cutting machine 4 to move upward. After the cutting machine 4 is reset, the operator turns off the cutting machine 4. Since the bellows compensator body 71 is clamped in both the axial and radial directions, the bellows compensator body 71 is not easy to shake during the cutting process, thereby improving the quality of the bellows compensator body 71 after cutting;Then the operator controls the two groups of electric sliders 82 to move away from each other along the guide rails 81, and the two groups of electric sliders 82 drive the two sliding frames 83 and the two extrusion cylinders 84 to move away from each other, and the two sliding frames 83 drive the two contact plates 91 to move away from each other. After the two contact plates 91 are separated from the two inclined slot frames 92, under the action of the two transverse springs 93, the two inclined slot frames 92 will move away from each other, and the inclined slots on the two inclined slot frames 92 drive the two vertical racks 94 and the two vertical rollers 95 to move upward. The two vertical racks 94 move upward to drive the two column gears 96 to rotate in the opposite direction, and the two column gears 96 rotate in the opposite direction to drive the two hinge shafts 6 and the two movable slot seats 7 to rotate in the opposite direction. After the two movable slot seats 7 rotate in the opposite direction, the clamping of the bellows compensator body 71 is released, and the two extrusion cylinders 84 move away from each other and separate from the two ends of the bellows compensator body 71. Then the operator can take out the cut bellows compensator body 71. ;

[0035] Embodiment 2: Based on embodiment 1, Figure 8-Figure 10 As shown, it is characterized in that: it also includes a tightening mechanism, which is arranged on the frame 2, the sliding frame 83 and the extrusion cylinder 84, and the tightening mechanism is used to tighten the inside of the bellows compensator body 71, and the tightening mechanism includes a slotted plate 101, a driving rack 102, a driving roller 103, a rotating shaft 104, a driving gear 105, an arc groove circular plate 106 and an arc support plate 107, a slotted plate 101 is slidably provided in the frame 2, the slotted plate 101 is fixedly connected to two vertical racks 94, and two slotted plates 101 are provided with slotted grooves, and the two sliding frames 83 are respectively slidably provided with driving racks 102, and the lower parts of the two driving racks 102 are respectively provided with a driving roller 1 03. The upper part of the driving rack 102 passes through the bottom of the extrusion cylinder 84, and the driving roller 103 is located in the slot of the slot plate 101. A rotating shaft 104 is rotatably installed in each of the two extrusion cylinders 84. A driving gear 105 is respectively installed at one end of the two rotating shafts 104 away from each other. The driving rack 102 is meshed with the driving gear 105. An arc groove circular plate 106 is respectively installed in the middle of the two rotating shafts 104. A plurality of arc grooves are respectively opened on the two arc groove circular plates 106. A plurality of arc support plates 107 are evenly spaced and slidably provided on the side where the two extrusion cylinders 84 are close to each other, and one end of the arc support plate 107 on the same side is located in the arc groove on the arc groove circular plate 106 on the same side.

[0036] The sides of the three arc support plates 107 that are away from each other are respectively configured as rough surfaces.

[0037] When the two sliding racks 83 and the extrusion cylinder 84 move toward each other, they will drive the two driving racks 102, the two driving rollers 103, the two rotating shafts 104, the two driving gears 105, the two arc groove circular plates 106 and the six arc support plates 107 to move toward each other. The two driving rollers 103 will slide along the two slots of the slot plate 101 toward each other. The six arc support plates 107 will move into the bellows compensator body 71. The two vertical racks 94 move downward to drive the slot plate 101 to move toward each other. 01 moves downward, the slotted plate 101 drives the two driving racks 102 and the two driving rollers 103 to move downward, the two driving racks 102 drive the two driving gears 105, the two rotating shafts 104 and the two arc groove circular plates 106 to rotate, and the three arc grooves on the two arc groove circular plates 106 respectively drive the three arc support plates 107 on both sides to move away from each other, and the six arc support plates 107 will tighten the inside of the bellows compensator body 71, thereby further improving the stability of the bellows compensator body 71 when being cut. The two vertical racks 94 move upward to drive the slotted plate 101 to move upward, and the slotted plate 101 drives the two driving racks 102 and the two driving rollers 103 to move upward, and the two driving racks 102 drive the two driving gears 105, the two rotating shafts 104 and the two arc groove circular plates 106 to rotate in the opposite direction, and the three arc grooves on the two arc groove circular plates 106 respectively drive the three arc support plates 107 on both sides to move in the direction close to each other, and the six arc support plates 107 is separated from the interior of the bellows compensator body 71. When the two sliding frames 83 and the extrusion cylinder 84 move away from each other, they will drive the two driving racks 102, the two driving rollers 103, the two rotating shafts 104, the two driving gears 105, the two arc groove circular plates 106 and the six arc support plates 107 to move away from each other. The two driving rollers 103 will slide along the two slots of the slotted plate 101 in the direction away from each other, and the six arc support plates 107 will be separated from the bellows compensator body 71.

[0038] Embodiment 3: Based on embodiment 2, Figure 9-Figure 14As shown, it also includes a rolling mechanism, which is arranged on the fixed groove seat 5 and the extrusion cylinder 84. The rolling mechanism is used to drive the bellows compensator body 71 to rotate. The rolling mechanism includes a sliding block 111, a reset spring 112, a transverse axis 113, a rubber wheel 114, a spiral groove roller 115 and a driving frame 116. The lower parts of the two fixed groove seats 5 are respectively provided with two sliding blocks 111 in a sliding manner, and a reset spring 112 is connected between each sliding block 111 and the fixed groove seat 5. The two sliding blocks 111 located on the same fixed groove seat 5 are a group, and a transverse axis 113 is rotatably installed between the two sliding blocks 111 of each group. A rubber wheel 114 is fixedly installed in the middle of the two transverse axes 113. A spiral groove roller 115 is respectively installed at the ends of the two transverse axes 113 away from each other, and a spiral groove is respectively opened on the two spiral groove rollers 115. A driving frame 116 is respectively installed at the bottom of the two extrusion cylinders 84.

[0039] A protrusion is provided at the lower part of the side where the two driving frames 116 are close to each other. After the protrusion of the driving frame 116 moves, it will enter the spiral groove on the spiral groove roller 115.

[0040] When the bellows compensator body 71 is placed on the two fixed groove seats 5, the lower part of the bellows compensator body 71 contacts the two rubber wheels 114. Under the support of the reset spring 112, the rubber wheel 114 can be close to the lower part of the bellows compensator body 71. When the two sliding frames 83 and the extrusion cylinder 84 move in a direction close to each other, they will drive the two driving frames 116 to move in a direction close to each other. After the protrusions on the two driving frames 116 enter the spiral grooves on the two spiral groove rollers 115 respectively, the protrusions on the driving frames 116 respectively drive the two spiral groove rollers 115 to rotate, and the two spiral groove rollers 115 drive the two transverse shafts 113 and the two rubber wheels 114 to rotate. The rotation of the two rubber wheels 114 will drive the bellows compensator body 71 to rotate on the two fixed groove seats 5. , so that the bellows compensator body 71 is more closely fitted with the two fixed groove seats 5. When the two movable groove seats 7 cooperate with the two fixed groove seats 5 to clamp the bellows compensator body 71, the bellows compensator body 71 will push the four sliding blocks 111, the two horizontal shafts 113, the two rubber wheels 114 and the two spiral groove rollers 115 to move downward, the reset spring 112 is compressed, and the spiral grooves in the two spiral groove rollers 115 are separated from the protrusions on the two driving frames 116. The two rubber wheels 114 rotate to drive the bellows compensator body 71 to rotate on the two fixed groove seats 5, so that the bellows compensator body 71 is more closely fitted with the two fixed groove seats 5, reducing the occurrence of the bellows compensator body 71 being clamped, thereby further improving the quality of the bellows compensator body 71 after cutting.

[0041] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit the scope of protection of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the present invention.

Claims

1. A cutting device for producing a bellows compensator, characterized by: The invention comprises a base (1), a frame (2), an electric push rod (3), a cutting machine (4), a fixed slot seat (5), a hinge shaft (6), a movable slot seat (7), a squeezing mechanism and a clamping mechanism. A frame (2) is installed on one side of the top of the base (1). Two electric push rods (3) are installed on the other side of the top of the base (1). A cutting machine (4) is installed between telescopic rods of the two electric push rods (3). A cutting assembly is provided on the cutting machine (4). Two fixed slot seats (5) are installed in the middle of the top of the frame (2). Each fixed slot seat (5) is rotatably installed with a hinge shaft (6). Each hinge shaft (6) is rotatably installed with a hinge shaft (6). A movable groove seat (7) is fixedly mounted on each of the hinge shafts (6); a groove for the cutting assembly of the cutting machine (4) to enter is formed on the sides of the fixed groove seat (5) and the movable groove seat (7) close to each other; a bellows compensator body (71) is placed between the grooves of the fixed groove seat (5) and the movable groove seat (7); a squeezing mechanism is provided on the frame (2), and the squeezing mechanism is used to squeeze the bellows compensator body (71); a clamping mechanism is provided on the frame (2) and the hinge shaft (6), and the clamping mechanism is used to drive the movable groove seat (7) to flip down to clamp the bellows compensator body (71).

2. A cutting device for producing a bellows compensator according to claim 1, characterized in that: The extrusion mechanism comprises a guide rail (81), an electric slider (82), a sliding frame (83) and an extrusion cylinder (84). Four guide rails (81) are fixedly installed on the upper part of the frame (2). An electric slider (82) is slidably mounted on each guide rail (81). Two electric sliders (82) located on different sides of the frame (2) and close to each other form a group. A sliding frame (83) is fixedly installed between the two electric sliders (82) in each group. There are two sliding frames (83) in total. Each sliding frame (83) is slidably connected to the upper part of the frame (2). The upper part of each sliding frame (83) is located outside the frame (2). An extrusion cylinder (84) is respectively installed on one side of the upper parts of the two sliding frames (83) close to each other.

3. A cutting device for producing a bellows compensator according to claim 2, characterized in that: The clamping mechanism comprises a contact plate (91), an inclined slot frame (92), a transverse spring (93), a vertical rack (94), a vertical roller (95) and a column gear (96). A contact plate (91) is respectively installed on one side of the bottom of the two sliding frames (83) close to the electric push rod (3). Two inclined slot frames (92) are slidably installed on one side of the frame (2) close to the electric push rod (3). The two inclined slot frames (92) are symmetrically arranged. A transverse spring (93) is respectively connected between the two inclined slot frames (92) and the frame (2). 3), each of the two inclined slot frames (92) is provided with an inclined slot, two vertical racks (94) are slidably mounted on one side of the frame (2) close to the electric push rod (3), a vertical roller (95) is mounted on the lower part of each of the two vertical racks (94), and the two vertical rollers (95) are respectively located in two inclined slots on the two inclined slot frames (92), and a column gear (96) is respectively mounted on the ends of the two hinge shafts (6) away from each other, and the two vertical racks (94) are respectively meshed with the two column gears (96).

4. A cutting device for producing a bellows compensator according to claim 3, characterized in that: The invention also includes a tightening mechanism, which is arranged on the frame (2), the sliding frame (83) and the extrusion cylinder (84), and is used to tighten the inside of the bellows compensator body (71). The tightening mechanism includes a slotted plate (101), a driving rack (102), a driving roller (103), a rotating shaft (104), a driving gear (105), an arc groove circular plate (106) and an arc support plate (107). A slotted plate (101) is slidably arranged in the frame (2), the slotted plate (101) is fixedly connected to two vertical racks (94), two slotted plates (101) are provided, the two sliding frames (83) are respectively slidably provided with driving racks (102), and the lower parts of the two driving racks (102) are respectively provided with a driving roller (103). ), the upper part of the driving rack (102) passes through the bottom of the extrusion cylinder (84), the driving roller (103) is located in the slot of the slot plate (101), a rotating shaft (104) is rotatably installed in each of the two extrusion cylinders (84), a driving gear (105) is respectively installed at one end of the two rotating shafts (104) away from each other, the driving rack (102) is meshed with the driving gear (105), an arc groove circular plate (106) is respectively installed at the middle of the two rotating shafts (104), and a plurality of arc grooves are respectively opened on the two arc groove circular plates (106), and a plurality of arc support plates (107) are evenly spaced and slidably provided on the side of the two extrusion cylinders (84) close to each other, and one end of the arc support plate (107) on the same side is located in the arc groove on the arc groove circular plate (106) on the same side.

5. A cutting device for producing a bellows compensator according to claim 4, characterized in that: The sides of the plurality of arc support plates (107) that are away from each other are respectively configured as rough surfaces.

6. A cutting device for producing a bellows compensator according to claim 5, characterized in that: The invention also includes a rolling mechanism, which is arranged on the fixed groove seat (5) and the extrusion cylinder (84), and is used to drive the bellows compensator body (71) to rotate. The rolling mechanism includes a sliding block (111), a return spring (112), a transverse shaft (113), a rubber wheel (114), a spiral groove roller (115) and a driving frame (116). Two sliding blocks (111) are slidably arranged at the lower part of each fixed groove seat (5), and a return spring (112) is connected between each sliding block (111) and the fixed groove seat (5). 12), two sliding blocks (111) located on the same fixed groove seat (5) form a group, a horizontal shaft (113) is rotatably installed between the two sliding blocks (111) of each group, a rubber wheel (114) is fixedly installed in the middle of the two horizontal shafts (113), a spiral groove roller (115) is respectively installed at the ends of the two horizontal shafts (113) away from each other, and a spiral groove is respectively opened on the two spiral groove rollers (115), and a driving frame (116) is respectively installed at the bottom of the two extrusion cylinders (84).

7. A cutting device for producing a bellows compensator according to claim 6, characterized in that: A protrusion is provided at the lower part of the side where the two driving frames (116) are close to each other, and the protrusion of the driving frame (116) moves and enters the spiral groove on the spiral groove roller (115).

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