CN113953812A - Pipe fitting connecting equipment - Google Patents
Pipe fitting connecting equipment Download PDFInfo
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- CN113953812A CN113953812A CN202111114597.9A CN202111114597A CN113953812A CN 113953812 A CN113953812 A CN 113953812A CN 202111114597 A CN202111114597 A CN 202111114597A CN 113953812 A CN113953812 A CN 113953812A
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- fixing frame
- screwing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/006—Holding or positioning the article in front of the applying tool
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- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
本发明公开了一种管件连接设备，包括：固定架；旋紧机构，其用于夹紧管件本体并使管件本体旋转；夹紧机构，其用于夹紧管件接头，夹紧机构与固定架滑动连接，夹紧机构的滑动方向与管件本体的长度方向平行。本发明提供了一种管件连接设备，可以实现管件本体与管件接头的自动旋紧，且由于其通过机器进行旋紧可以很好的控制旋紧力，保证各个零件旋紧力的一致性。
The invention discloses a pipe fitting connection device, comprising: a fixing frame; a tightening mechanism for clamping a pipe fitting body and rotating the pipe fitting body; a clamping mechanism for clamping the pipe fitting joint, the clamping mechanism and the fixing frame For sliding connection, the sliding direction of the clamping mechanism is parallel to the length direction of the pipe body. The invention provides a pipe fitting connection device, which can realize the automatic tightening of the pipe fitting body and the pipe fitting joint, and can well control the tightening force due to the tightening by a machine, ensuring the consistency of the tightening force of each part.
Description
Technical Field
The invention relates to the technical field of pipe fitting assembly equipment, in particular to pipe fitting connecting equipment.
Background
The pipe fitting need screw the pipe fitting through helicitic texture with connecting when the assembly joint, and current many mills generally screw through semi-automatic mode, utilize clamping equipment to press from both sides tight work piece promptly after, carry out the manual work and aim at, screw again, workman's amount of repeated labour is big, inefficiency. Also adopt jointing equipment to carry out automatic assembly, but its clamping mode is unreliable, appears the eccentric condition with skidding of pipe fitting easily, is unfavorable for guaranteeing pipe connections back connection structure's stability. Therefore, it is necessary to design a pipe connecting apparatus to solve the above problems.
The Chinese patent application publication No. CN105291048A, published as 2017, 03, 15 and entitled "power circuit breaker spring dismounting device", discloses a power circuit breaker spring dismounting device, which comprises a rocker, a support rod and an adjusting rod; the two warping plates are arranged, the front ends of the warping plates are provided with sharp blade heads, the middle parts of the front ends of the warping plates are provided with U-shaped grooves, the warping plates are provided with first through holes, the rear ends of the warping plates are provided with shaft rods, and the tail ends of the shaft rods are provided with first external threads; the supporting rod comprises a screw, a pre-tightening nut, a compression spring, a ball head sliding block and a ball head nut; the adjusting rod comprises a joint shaft head arranged on the shaft rod and a connecting rod movably connected between the two joint shaft heads, the joint shaft head comprises an inner ring, an outer ring and a connecting rod, and a limiting nut used for limiting the joint shaft head is further arranged on a first external thread at the tail end of the shaft rod. But the device structure is complicated, and the dismantlement process is loaded down with trivial details, and can't be applicable to the dismouting of dolly formula circuit breaker energy storage spring, still does not solve above-mentioned problem.
Disclosure of Invention
In order to overcome the defects of large labor capacity and low working efficiency of workers caused by manual assembly and connection of the pipe fittings in the prior art, the invention provides the pipe fitting connecting equipment, which can realize automatic screwing of a pipe fitting body and a pipe fitting joint, can keep stable screwing force and simultaneously ensure that the pipe fitting body is always aligned to the axis of a clamping mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pipe fitting connection apparatus comprising:
a fixed mount;
a tightening mechanism for clamping the pipe fitting body and rotating the pipe fitting body; the screwing mechanism comprises a lifting driving mechanism, a lifting plate, a screwing motor, a chain transmission structure, a supporting roller, two clamping rollers and two connecting frames; the lifting plate is connected with the fixed frame in a sliding mode along the vertical direction, the lifting driving mechanism drives the lifting plate to lift, the screwing motor is fixed on the lifting plate, the clamping rollers correspond to the connecting frames one by one, the clamping rollers are rotationally connected with the corresponding connecting frames, the connecting frames are hinged with the fixed frame, the two clamping rollers are symmetrically arranged, the supporting roller is arranged below the symmetric surfaces of the two clamping rollers and is arranged above the lifting plate, the supporting roller is rotationally connected with the fixed frame, the screwing motor drives the two clamping rollers to rotate through the chain transmission structure, and the chain transmission structure downwards tensions the two clamping rollers;
and the clamping mechanism is used for clamping the pipe fitting joint and is in sliding connection with the fixing frame, and the sliding direction of the clamping mechanism is parallel to the length direction of the pipe fitting body.
In the above technical scheme, the lifting driving mechanism can be a driving piece which can realize linear driving, such as a screw nut structure, a push rod motor and the like. The pipe fitting joint is clamped through the clamping mechanism, then the pipe fitting body is in contact with the pipe fitting joint, the pipe fitting body is clamped through the screwing mechanism, the pipe fitting body is rotated through the screwing mechanism, the pipe fitting body is screwed with the pipe fitting joint, automatic screwing of the pipe fitting body and the pipe fitting joint is achieved, and the screwing force can be well controlled due to the fact that the pipe fitting body is screwed through a machine, and the consistency of the screwing force of all parts is guaranteed. The clamping mechanism is connected with the fixing frame in a sliding mode, so that the pipe fitting body can continuously stretch into the pipe fitting joint in the screwing process of the pipe fitting body and the pipe fitting joint. The screwing motor drives the two clamping rollers to rotate through the chain transmission structure, so that the pipe fitting body is driven to rotate, meanwhile, the chain transmission structure can downwardly tighten the two clamping rollers under the action of the lifting driving mechanism, the two clamping rollers simultaneously clamp the pipe fitting body, the clamping force is basically consistent, and the pipe fitting body is ensured to be aligned to the axis of the clamping mechanism. The screwing mechanism can ensure the tension force of the chain, can tighten the clamping rollers through the chain, and can also ensure that the pressure of the two clamping rollers is equal.
Preferably, the clamping mechanism comprises a supporting plate, a clamping block and a clamping driving piece, the supporting plate is connected with the fixing frame in a sliding mode, the clamping block is connected with the supporting plate in a sliding mode, the clamping driving piece drives the clamping block to slide, and the sliding direction of the clamping block is perpendicular to the sliding direction of the supporting plate. The structure can realize the clamping of the pipe fitting joint.
Preferably, the clamping block is provided with a V-shaped groove structure.
Preferably, a plurality of friction bulges are arranged on the V-shaped groove structure. The structure can increase the stability of the clamping force of the clamping block.
Preferably, the number of the clamping blocks is two, the two clamping blocks are symmetrically arranged, the clamping driving piece comprises a driving motor, a screw rod and two nuts with opposite thread directions, the screw rod is provided with a positive thread and a negative thread with opposite turning directions, the two nuts are respectively matched with the positive thread and the negative thread, the two clamping blocks are respectively fixed with the two nuts, the driving motor drives the screw rod to rotate, and the screw rod is rotatably connected with the supporting plate. The structure can ensure that the two clamping blocks move synchronously all the time, and the symmetrical surfaces of the two clamping blocks are ensured to be unchanged all the time, so that the circle center of the pipe fitting joint is ensured to be always positioned on the symmetrical surfaces, and the pipe fitting joint is conveniently aligned with the pipe fitting body.
Preferably, a plurality of floating blocks are arranged below the supporting plate, guide columns are arranged on the floating blocks, and the supporting plate is connected with the guide columns in a sliding mode in the vertical direction; the floating block is connected with the fixed frame in a sliding way. The structure can realize the up-and-down floating of the supporting plate, and when the size of the pipe fitting joint is changed, the pipe fitting joint and the pipe fitting body can be aligned in the vertical direction by moving the up-and-down position of the supporting plate.
Preferably, the fixed frame is provided with a guide block, a first gear, a second gear and a second rack, the diameter of the first gear is twice that of the second gear, the guide block is connected with the fixed frame in a sliding manner along the vertical direction, the first gear is connected with the fixed frame in a rotating manner, the guide block is provided with the first rack, the first rack is meshed with the first gear, the first gear is coaxially fixed with the second gear, the second gear is meshed with the second rack, the second rack is connected with the supporting plate in a sliding manner along the horizontal direction, the second rack is connected with the fixed frame in a sliding manner along the vertical direction, and one side of the guide block, which is close to the clamping mechanism, is provided with a guide inclined plane.
Among the above-mentioned technical scheme, when the diameter of pipe fitting body changed, clamping mechanism's the change that corresponds was also carried out in the corresponding axis position, just can make the axis of pipe fitting body and the axis coincidence that the pipe fitting connects. The bottom end of the pipe fitting body is contacted with the supporting roll, when one end of the pipe fitting body is close to the clamping mechanism, the end face of the pipe fitting body can drive the guide block and the first rack to move upwards through the guide inclined plane, so that the first gear and the second gear are driven to rotate, the second gear drives the second rack to ascend, because the diameter of the first gear is twice of that of the second gear, the perimeter of the first gear is twice of that of the second gear, namely, the ascending distance of the second rack is half of that of the first rack, and the circle center of the clamping mechanism and the circle center of the pipe fitting body can be precisely aligned again. Through the structure, the connecting equipment can be automatically adapted to pipe fitting bodies with different diameters.
Preferably, the floating block is in sliding connection with the fixed frame through a guide rail sliding block structure.
Preferably, a pre-tightening spring is arranged on one side, away from the screwing mechanism, of the supporting plate, and two ends of the pre-tightening spring are respectively connected with the supporting plate and the fixing frame. The pre-tightening spring can deform when the pipe fitting body approaches the pipe fitting joint, and the pipe fitting body and the pipe fitting joint can be mutually compressed in the initial screwing state, so that the pipe fitting body can be conveniently screwed into the pipe fitting joint.
Preferably, a proximity switch for detecting the position of the supporting plate is fixed on the fixing frame, and the proximity switch is arranged on one side of the supporting plate far away from the screwing mechanism. The proximity switch can detect whether the supporting plate is far away from the clamping mechanism before screwing starts, so that enough retraction amount is reserved, meanwhile, the pre-tightening spring is compressed, and the pressing force in the initial stage can be improved.
Preferably, the chain transmission structure comprises a chain, a driving chain wheel, a guide chain wheel and two driven chain wheels, the driving chain wheel is connected with an output shaft of the screwing motor, the driven chain wheels are fixed with the corresponding clamping rollers, the guide chain wheel is rotationally connected with the fixing frame, and the chain sequentially penetrates through the driving chain wheel, the first driven chain wheel, the guide chain wheel and the second driven chain wheel and returns to the driving chain wheel. The structure can realize the transmission of each part.
As preferred, the mechanism of screwing still includes buffer structure, and buffer structure includes two connecting rods, buffer block and buffer spring, buffer block and mount sliding connection, buffer block and mount are connected respectively to buffer spring's both ends, and connecting rod and link one-to-one, the one end and the buffer block of connecting rod are articulated, and the other end and the link that corresponds of connecting rod are articulated.
Buffer structure can have certain buffering stroke when two pinch rolls press from both sides tight pipe fitting body, carries out the tensioning to the chain, produces the resilience force when the lifter plate rises, and can avoid because the vibration that the pipe fitting shape is irregular arouses to the influence of screwing at the operation in-process.
Preferably, a pressure sensor is provided below the buffer spring. The pressure sensor can detect the pressure borne by the buffer spring, and the clamping force of the clamping roller is controlled by setting a proper pressure value.
Preferably, the lifting plate is in sliding connection with the fixed frame through guide rail sliding block structure.
The invention has the beneficial effects that: (1) the automatic screwing of the pipe fitting body and the pipe fitting joint can be realized, and the screwing force can be well controlled due to the screwing of the pipe fitting body and the pipe fitting joint through a machine, so that the consistency of the screwing force of each part is ensured; (2) the two clamping blocks move synchronously all the time, so that the symmetrical surfaces of the two clamping blocks are ensured to be unchanged all the time, the circle center of the pipe fitting joint is ensured to be positioned on the symmetrical surfaces all the time, and the pipe fitting joint is conveniently aligned with the pipe fitting body; (3) the pipe fitting joint and the pipe fitting body can be aligned in the vertical direction by moving the up-down position of the support plate; (4) the connecting device can automatically adapt to the connection of pipe fittings with different diameters; (5) the screwing mechanism can ensure the tension force of the chain, can tighten the clamping rollers through the chain, and can also ensure that the pressure of the two clamping rollers is equal.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the tightening mechanism according to the present invention;
FIG. 3 is a schematic structural view of embodiment 2.
In the figure: the device comprises a fixed frame 1, a screwing mechanism 2, a lifting driving mechanism 2.1, a lifting plate 2.2, a screwing motor 2.3, a chain transmission structure 2.4, a chain 2.4.1, a driving chain wheel 2.4.2, a driven chain wheel 2.4.3, a guide chain wheel 2.4.4, a support roller 2.5, a clamping roller 2.6, a connecting frame 2.7, a buffer structure 2.8, a connecting rod 2.8.1, a buffer block 2.8.2, a buffer spring 2.8.3, a clamping mechanism 3, a support plate 3.1, a clamping block 3.2, a V-shaped groove structure 3.2.1, a friction bulge 3.2.2, a clamping driving piece 3.3, a floating block 3.4, a guide column 3.5, a guide block 3.6, a guide inclined plane 3.6.1, a first gear 3.7, a second gear 3.8, a first rack 3.9 and a second rack 3.10.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example 1:
as shown in fig. 1, the pipe connecting device comprises a fixing frame 1, a screwing mechanism 2 and a screwing mechanism 2, wherein the clamping mechanism 3 comprises a supporting plate 3.1, a clamping block 3.2 and a clamping driving piece 3.3, the clamping block 3.2 is slidably connected with the supporting plate 3.1, the clamping driving piece 3.3 drives the clamping block 3.2 to slide, and the sliding direction of the clamping block 3.2 is perpendicular to the sliding direction of the supporting plate 3.1. The clamping block 3.2 is provided with a V-shaped groove structure 3.2.1, and the V-shaped groove structure 3.2.1 is provided with a plurality of friction bulges 3.2.2. A plurality of floating blocks 3.4 are arranged below the supporting plate 3.1, guide columns 3.5 are arranged on the floating blocks 3.4, and the supporting plate 3.1 is connected with the guide columns 3.5 in a sliding mode in the vertical direction; the floating block 3.4 is connected with the fixed frame 1 in a sliding way through a guide rail and sliding block structure.
As shown in fig. 1 and 2, the screwing mechanism 2 includes a lifting driving mechanism 2.1, a lifting plate 2.2, a screwing motor 2.3, a chain transmission structure 2.4, a supporting roller 2.5, two clamping rollers 2.6, two connecting frames 2.7 and a buffer structure 2.8; the lifting plate 2.2 is connected with the guide rail sliding block structure of the fixed frame 1 in a sliding mode along the vertical direction. The lifting driving mechanism 2.1 drives the lifting plate 2.2 to lift, the screwing motor 2.3 is fixed on the lifting plate 2.2, the clamping rollers 2.6 are in one-to-one correspondence with the connecting frames 2.7, the clamping rollers 2.6 are rotationally connected with the corresponding connecting frames 2.7, the connecting frames 2.7 are hinged with the fixing frame 1, the two clamping rollers 2.6 are symmetrically arranged, the supporting roller 2.5 is arranged below the symmetric surface of the two clamping rollers 2.6, the supporting roller 2.5 is arranged above the lifting plate 2.2, the supporting roller 2.5 is rotationally connected with the fixing frame 1, the screwing motor 2.3 drives the two clamping rollers 2.6 to rotate through the chain transmission structure 2.4, and the chain transmission structure 2.4 downwards tensions the two clamping rollers 2.6. The chain transmission structure 2.4 comprises a chain 2.4.1, a driving chain wheel 2.4.2, a guide chain wheel 2.4.4 and two driven chain wheels 2.4.3, the driving chain wheel 2.4.2 is connected with an output shaft of a screwing motor 2.3, the driven chain wheels 2.4.3 are fixed with corresponding clamping rollers 2.6, the guide chain wheels 2.4.4 are rotationally connected with the fixed frame 1, and the chain 2.4.1 sequentially passes through the driving chain wheel 2.4.2, the first driven chain wheel 2.4.3, the guide chain wheel 2.4.4, the second driven chain wheel 2.4.3 and returns to the driving chain wheel 2.4.2; buffer structure 2.8 includes two connecting rods 2.8.1, buffer block 2.8.2 and buffer spring 2.8.3, buffer block 2.8.2 and 1 sliding connection of mount, buffer block 2.8.2 and mount 1 are connected respectively at buffer spring 2.8.3's both ends, and connecting rod 2.8.1 and link 2.7 one-to-one, connecting rod 2.8.1's one end is articulated with buffer block 2.8.2, and connecting rod 2.8.1's the other end is articulated with the link 2.7 that corresponds. A pressure sensor is arranged below the buffer spring 2.8.3.
Among the above-mentioned technical scheme, press from both sides tight pipe fitting joint through clamping mechanism 3, then with pipe fitting body and pipe fitting joint contact, press from both sides tight pipe fitting body through mechanism 2 of screwing to make the pipe fitting body rotatory through mechanism 2 of screwing, make pipe fitting body and pipe fitting joint screw, realized the automation of pipe fitting body and pipe fitting joint screw, and because it screws through the machine can be fine control screwing power, guarantee the uniformity of each part screwing power. The clamping mechanism 3 is connected with the fixing frame 1 in a sliding mode, so that the pipe fitting body can continuously stretch into the pipe fitting joint in the screwing process of the pipe fitting body and the pipe fitting joint. The screwing motor 2.3 drives the two clamping rollers 2.6 to rotate through the chain transmission structure 2.4, so as to drive the pipe fitting body to rotate, meanwhile, the chain transmission structure 2.4 can pull the two clamping rollers 2.6 downwards under the action of the lifting driving mechanism 2.1, so that the two clamping rollers 2.6 simultaneously clamp the pipe fitting body, the clamping force is basically consistent, and the pipe fitting body is ensured to be aligned to the axis of the clamping mechanism 3. The screwing mechanism 2 can ensure the tension of the chain 2.4.1, can tighten the clamping roller 2.6 through the chain 2.4.1, and can also ensure that the pressure of the two clamping rollers 2.6 is equal. Buffer structure 2.8 can have certain buffer stroke when two pinch rolls 2.6 press from both sides tight pipe fitting body, carry out the tensioning to chain 2.4.1, produce the resilience force when lifter plate 2.2 rises, and can avoid because the vibration that the pipe fitting shape is irregular arouses to the influence of screwing in operation process.
Example 2:
on the basis of embodiment 1, the number of the clamping blocks 3.2 is two, the two clamping blocks 3.2 are symmetrically arranged, the clamping driving piece 3.3 comprises a driving motor, a screw rod and two nuts with opposite thread directions, the screw rod is provided with a positive thread and a negative thread with opposite rotation directions, the two nuts are respectively matched with the positive thread and the negative thread, the two clamping blocks 3.2 are respectively fixed with the two nuts, the driving motor drives the screw rod to rotate, and the screw rod is rotatably connected with the supporting plate 3.1. The structure can make the two clamping blocks 3.2 move synchronously all the time, and ensure that the symmetrical surfaces of the two clamping blocks 3.2 are unchanged all the time, thereby ensuring that the circle center of the pipe fitting joint is always positioned on the symmetrical surfaces, and facilitating the alignment of the pipe fitting joint and the pipe fitting body. One side of the supporting plate 3.1, which is far away from the screwing mechanism 2, is provided with a pre-tightening spring, and two ends of the pre-tightening spring are respectively connected with the supporting plate 3.1 and the fixing frame 1. The proximity switch for detecting the position of the supporting plate 3.1 is fixed on the fixing frame 1 and is arranged on one side, far away from the screwing mechanism 2, of the supporting plate 3.1.
As shown in fig. 3, a guide block 3.6, a first gear 3.7, a second gear 3.8 and a second gear 3.10 are arranged on the fixing frame 1, the diameter of the first gear 3.7 is twice of that of the second gear 3.8, the guide block 3.6 is connected with the fixing frame 1 in a sliding manner along the vertical direction, the first gear 3.7 is connected with the fixing frame 1 in a rotating manner, a first rack 3.9 is arranged on the guide block 3.6, the first rack 3.9 is engaged with the first gear 3.7, the first gear 3.7 is coaxially fixed with the second gear 3.8, the second gear 3.8 is engaged with the second rack 3.10, the second rack 3.10 is connected with the support plate 3.1 in a sliding manner along the horizontal direction, the second rack 3.10 is connected with the fixing frame 1 in a sliding manner along the vertical direction, and a guide inclined plane 3.6.1 is arranged on one side of the guide block 3.6 close to the clamping mechanism 3.
Among the above-mentioned technical scheme, when the diameter of pipe fitting body changed, clamping mechanism 3's the corresponding axis position also need carry out corresponding change, just can make the axis of pipe fitting body and the axis coincidence that the pipe fitting connects. The bottom end of the pipe fitting body is in contact with the supporting roller 2.5, when one end of the pipe fitting body approaches to the clamping mechanism 3, the end face of the pipe fitting body can drive the guide block 3.6 and the first rack 3.9 to move upwards through the guide inclined plane 3.6.1, so that the first gear 3.7 and the second gear 3.8 are driven to rotate, the second gear 3.8 drives the second rack 3.10 to ascend, the diameter of the first gear 3.7 is twice of the diameter of the second gear 3.8, the circumference of the first gear 3.7 is twice of the circumference of the second gear 3.8, namely, the ascending distance of the second rack 3.10 is half of the ascending distance of the first rack 3.9, and the circle center of the clamping mechanism 3 can be exactly aligned with the circle center of the pipe fitting body again. Through the structure, the connecting equipment can be automatically adapted to pipe fitting bodies with different diameters. The pre-tightening spring can deform when the pipe fitting body approaches the pipe fitting joint, and the pipe fitting body and the pipe fitting joint can be mutually compressed in the initial screwing state, so that the pipe fitting body can be conveniently screwed into the pipe fitting joint. The proximity switch can detect whether the supporting plate 3.1 is far away from the clamping mechanism 3 before screwing starts, so that enough retraction amount is reserved, meanwhile, the pre-tightening spring is compressed, and the pressing force in the initial stage can be improved.
The invention has the beneficial effects that: (1) the automatic screwing of the pipe fitting body and the pipe fitting joint can be realized, and the screwing force can be well controlled due to the screwing of the pipe fitting body and the pipe fitting joint through a machine, so that the consistency of the screwing force of each part is ensured; (2) the two clamping blocks 3.2 move synchronously all the time, so that the symmetrical surfaces of the two clamping blocks 3.2 are ensured to be unchanged all the time, the circle center of the pipe fitting joint is ensured to be positioned on the symmetrical surfaces all the time, and the pipe fitting joint is conveniently aligned with the pipe fitting body; (3) the pipe fitting joint and the pipe fitting body can be aligned in the vertical direction by moving the up-down position of the support plate 3.1; (4) the connecting device can automatically adapt to the connection of pipe fittings with different diameters; (5) the screwing mechanism 2 can ensure the tension of the chain 2.4.1, can tighten the clamping roller 2.6 through the chain 2.4.1, and can also ensure that the pressure of the two clamping rollers 2.6 is equal.
Claims (10)
1. A pipe fitting connecting apparatus, comprising:
a fixed mount;
the screwing mechanism is used for clamping the pipe fitting body and enabling the pipe fitting body to rotate and comprises a lifting driving mechanism, a lifting plate, a screwing motor, a chain transmission structure, a supporting roller, two clamping rollers and two connecting frames; the lifting plate is connected with the fixed frame in a sliding mode along the vertical direction, the lifting driving mechanism drives the lifting plate to lift, the screwing motor is fixed on the lifting plate, the clamping rollers correspond to the connecting frames one by one, the clamping rollers are rotationally connected with the corresponding connecting frames, the connecting frames are hinged with the fixed frame, the two clamping rollers are symmetrically arranged, the supporting roller is arranged below the symmetric surfaces of the two clamping rollers and is arranged above the lifting plate, the supporting roller is rotationally connected with the fixed frame, the screwing motor drives the two clamping rollers to rotate through the chain transmission structure, and the chain transmission structure downwards tensions the two clamping rollers;
and the clamping mechanism is used for clamping the pipe fitting joint and is in sliding connection with the fixing frame, and the sliding direction of the clamping mechanism is parallel to the length direction of the pipe fitting body.
2. A pipe fitting connecting device as claimed in claim 1, wherein said clamping mechanism comprises a support plate slidably connected to the fixing frame, a clamping block slidably connected to the support plate, and a clamping driving member for driving the clamping block to slide, the sliding direction of the clamping block being perpendicular to the sliding direction of the support plate.
3. A pipe connecting device as claimed in claim 2, wherein the number of the clamping blocks is two, the two clamping blocks are symmetrically arranged, the clamping driving member includes a driving motor, a screw rod and two nuts with opposite thread directions, the screw rod is provided with a positive thread and a negative thread with opposite thread directions, the two nuts are respectively matched with the positive thread and the negative thread, the two clamping blocks are respectively fixed with the two nuts, the driving motor drives the screw rod to rotate, and the screw rod is rotatably connected with the supporting plate.
4. The pipe fitting connecting device according to claim 2, wherein a plurality of sliders are arranged below the supporting plate, guide posts are arranged on the sliders, and the supporting plate is connected with the guide posts in a sliding manner in the vertical direction; the floating block is connected with the fixed frame in a sliding way.
5. A pipe connecting device as claimed in claim 4, wherein the fixing frame is provided with a guide block, a first gear, a second gear and a second rack, the diameter of the first gear is twice that of the second gear, the guide block is slidably connected with the fixing frame in the vertical direction, the first gear is rotatably connected with the fixing frame, the guide block is provided with the first rack, the first rack is engaged with the first gear, the first gear is coaxially fixed with the second gear, the second gear is engaged with the second rack, the second rack is slidably connected with the support plate in the horizontal direction, the second rack is slidably connected with the fixing frame in the vertical direction, and a guide inclined surface is provided on a side of the guide block close to the clamping mechanism.
6. A pipe connecting device as claimed in claim 1, 2, 3, 4 or 5, wherein a pre-tightening spring is provided on the side of the support plate remote from the tightening mechanism, and the two ends of the pre-tightening spring are respectively connected to the support plate and the fixing frame.
7. A pipe connecting device as claimed in claim 6, wherein the fixing frame is fixed with a proximity switch for detecting the position of the support plate, and the proximity switch is arranged on the side of the support plate away from the screwing mechanism.
8. A pipe connecting device according to claim 1 or 2 or 3 or 4 or 5, wherein the screwing mechanism further comprises a buffer structure, the buffer structure comprises two connecting rods, a buffer block and a buffer spring, the buffer block is slidably connected with the fixing frame, two ends of the buffer spring are respectively connected with the buffer block and the fixing frame, the connecting rods are in one-to-one correspondence with the connecting frames, one end of each connecting rod is hinged with the buffer block, and the other end of each connecting rod is hinged with the corresponding connecting frame.
9. A pipe fitting connecting device as claimed in claim 8 wherein a pressure sensor is provided below said damping spring.
10. A pipe fitting connection apparatus as claimed in claim 1 or claim 2 or claim 3 or claim 4 or claim 5 wherein the lifter plate is slidably connected to the fixed frame through rail slider structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111114597.9A CN113953812B (en) | 2021-09-23 | 2021-09-23 | Pipe fitting connecting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111114597.9A CN113953812B (en) | 2021-09-23 | 2021-09-23 | Pipe fitting connecting equipment |
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| CN113953812A true CN113953812A (en) | 2022-01-21 |
| CN113953812B CN113953812B (en) | 2022-11-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115338624A (en) * | 2022-08-11 | 2022-11-15 | 武汉弘瑞科技发展有限公司 | Fire-fighting pipeline auxiliary connecting device |
| CN117140223A (en) * | 2023-10-25 | 2023-12-01 | 江苏华杰不锈钢制品有限公司 | Pipe fitting connecting equipment for machining |
Citations (9)
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| CN117140223B (en) * | 2023-10-25 | 2024-02-09 | 江苏华杰不锈钢制品有限公司 | Pipe fitting connecting equipment for machining |
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|---|---|
| CN113953812B (en) | 2022-11-29 |
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Denomination of invention: A pipe fitting connection device Granted publication date: 20221129 Pledgee: Hangzhou Financing Guarantee Group Co.,Ltd. Pledgor: Hangzhou sinabo intelligent Electromechanical Technology Co.,Ltd. Registration number: Y2025980046930 |