CN115213798B

CN115213798B - Processing equipment with internal thread polishing function for pipeline communicating piece

Info

Publication number: CN115213798B
Application number: CN202211137452.5A
Authority: CN
Inventors: 张周
Original assignee: Nantong Feiben Machinery Co ltd
Current assignee: Nantong Feiben Machinery Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-01-17
Anticipated expiration: 2042-09-19
Also published as: CN115213798A

Abstract

The invention discloses a processing device with an internal thread polishing function for a pipeline communicating piece, which comprises a processing table and a pipeline communicating piece body, wherein a plurality of cavities which are arranged at equal intervals are arranged on the processing table, fluid grinding materials are arranged in the cavities, an internal thread groove is arranged on the inner side wall of the pipeline communicating piece body, a calibration cushion table is fixedly connected to the inner side wall of each cavity, and a concave groove is arranged on one side wall of the calibration cushion table. The invention only needs one sealing without two times of sealing, thereby obviously optimizing the sealing cost and the sealing operation, reducing the possibility of influencing the polishing effect caused by abrasive leakage, obviously improving the effective polishing stroke of the fluid abrasive caused by the moving stroke of the flow-limiting pressure plug, further improving the polishing efficiency and reducing the energy consumption.

Description

Processing equipment with internal thread polishing function for pipeline communicating piece

Technical Field

The invention relates to the technical field of machining of pipeline communicating parts, in particular to machining equipment with an internal thread polishing function for a pipeline communicating part.

Background

A pipe connector is a component that connects and connects two or more pipes, and is commonly used in construction and industrial production. Because of the leakproofness and the firmness of connection to and many aspects such as convenient to detach and installation consider, be connected between pipeline intercommunication piece and the pipeline and carry out by the mode of threaded connection mostly, so can process on the inside wall of the link of pipeline intercommunication piece and pipeline female thread groove.

After finishing the thread machining on the internal thread groove of pipeline communicating piece inside wall, in order to prevent because of the screw thread surface is not smooth, when there is a large amount of burrs to influence threaded connection's effect and leakproofness, need polish the screw thread on the pipeline communicating piece, the mode commonly used generally is for fixing pipeline communicating piece between two abrasive material jars that set up from top to bottom with the help of frock clamp, and seal the junction, then extrude through the alternative of two abrasive material jars and make the fluid abrasive material flow through from pipeline communicating piece lateral wall department fast, utilize the fluid abrasive material of high-speed flow to polish the screw thread, because need seal twice, complex operation, it is sealed with high costs, and there is a large amount of smooth inner walls that do not have the internal thread in the pipeline communicating piece, so the fluid abrasive material has a large amount of invalid strokes.

Disclosure of Invention

The invention aims to solve the defects in the prior art, such as: after finishing the thread machining on the internal thread groove of pipeline communicating piece inside wall, in order to prevent because of the screw thread surface is not smooth, when there is a large amount of burrs and influence threaded connection's effect and leakproofness, need polish the screw thread on the pipeline communicating piece, the mode commonly used generally is for fixing pipeline communicating piece between two abrasive material jars that set up from top to bottom with the help of frock clamp, and seal the junction, then it makes the fluid abrasive material flow through from pipeline communicating piece lateral wall department fast through the extrusion in turn of two abrasive material jars, utilize the fluid abrasive material of high-speed flow to polish the screw thread, because need twice sealed, complex operation, it is with high costs to seal, and there is a large amount of smooth inner walls that do not have the internal screw thread in the pipeline communicating piece, so the fluid abrasive material has a large amount of invalid strokes.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a processing equipment that pipeline intercommunication piece has internal thread polishing function, includes processing platform and pipeline intercommunication piece body, processing bench is equipped with a plurality of cavitys that are equidistant setting, be equipped with the fluid abrasive material in the cavity, be equipped with the internal thread groove on the inside wall of pipeline intercommunication piece body, fixedly connected with calibration pad platform on the inside wall of cavity, be equipped with the concave surface groove on the calibration pad platform's a lateral wall, the concave surface groove comprises the hourglass hopper-shaped curved surface groove of top and the plane of below jointly, the size of plane and pipeline intercommunication piece body is the matching setting, processing bench is equipped with a plurality of bracing pieces, and is a plurality of equal fixedly connected with mounting panel is served to the bracing piece away from the processing platform, be equipped with combination formula frock clamp on the mounting panel, combination formula frock clamp includes leading guide stop device and rearmounted sealed fixing device two parts, the bottom of processing platform is equipped with extrusion burnishing device.

Preferably, leading guide stop device is including the locating lever that runs through the mounting panel, locating lever and mounting panel sliding connection, the one of processing platform is kept away from to the locating lever serves fixedly connected with limiting plate, the locating lever is close to one of processing platform and serves the fixedly connected with locating piece, the external diameter size of locating piece slightly is less than the internal diameter size of pipeline intercommunication piece body, the arris of locating piece is the smooth processing of curved surface.

Preferably, rearmounted sealed fixing device includes the seal pressure plate, the seal pressure plate is close to fixedly connected with multiunit on the lateral wall of mounting panel and is the transfer line of two liang of a set of settings, be equipped with on the limiting plate with transfer line assorted draw-in groove, sliding connection has the slip briquetting on the lateral wall of locating lever, the one end that the transfer line is close to the slip briquetting run through the mounting panel and with slip briquetting fixed connection, transfer line sliding connection is in the draw-in groove, the size of slip briquetting is unanimous with the size of locating piece, the smooth processing of curved surface is done to the limit arris of slip briquetting, sliding connection has the sealing rubber packing ring on the lateral wall of locating lever, the sealing rubber packing ring is located between locating piece and the slip briquetting.

Preferably, be equipped with the seal groove that is the annular setting on the lateral wall of sealing rubber packing ring, the longitudinal section shape semicircular in shape setting of seal groove.

Preferably, the extrusion burnishing device is including setting up the polishing clamp plate in processing platform below, the equidistant dead lever that is a plurality of and cavity one-to-one that is provided with of polishing clamp plate, the dead lever is close to the one end of processing platform and runs through the bottom of processing platform, the dead lever runs through one of processing platform and serves fixedly connected with current-limiting pressure plug, the adjacent calibration of current-limiting pressure plug fills up the platform and sets up, the internal diameter size that the platform was filled up in the calibration is greater than the internal diameter size of internal thread groove and is less than the external diameter size of pipeline intercommunication spare body, the external diameter size of current-limiting pressure plug is unanimous with the internal diameter size of internal thread groove, the arris of current-limiting pressure plug are curved surface smooth processing.

Preferably, the positioning rod and the limiting plate are fixedly connected together in a welding mode, and the positioning rod and the positioning block are integrally cast and molded.

The invention has the beneficial effects that:

1. compare traditional fluid abrasive material polishing mode, this equipment only need block to seal with the help of modular frock clamp to the middle section of pipeline communicating part body, can cooperate extrusion burnishing device to carry out polishing treatment to the screw thread on the internal thread groove in the pipeline communicating part body, because only need once sealed, need not twice sealed, consequently all obtained the optimization that is showing in no matter sealed cost or the sealed operation, has reduced because of the polishing effect that the abrasive material leaks and leads to receives the possibility of influence.

2. Because the mode that has adopted to carry out the middle section to pipeline communicating piece body and cut off sealing carries out single-ended polishing, compare traditional fluid abrasive material and pass through from whole pipeline communicating piece body is inside, there is the defect of a large amount of invalid strokes that cause because pipeline communicating piece body has the smooth inner wall of no internal thread, contrast with it, the effective polishing stroke of the fluid abrasive material that this equipment arouses by the removal stroke of current-limiting tamponade has obtained obvious promotion, and then has promoted polishing efficiency, the energy consumption has been reduced.

Drawings

Fig. 1 is a schematic view of an internal structure of a processing apparatus for polishing an internal thread of a pipe connecting member according to the present invention;

fig. 2 is a schematic view of the internal structure of a working state of a processing device with an internal thread polishing function for a pipe communicating member according to the present invention;

FIG. 3 is a partial structural view showing a sealing state of a processing apparatus for polishing an internal thread of a pipe connecting member according to the present invention;

fig. 4 is a schematic view of a connection structure between a limiting plate and a transmission rod of a processing device with a function of polishing internal threads of a pipeline communicating piece, which is provided by the invention;

fig. 5 is a schematic structural diagram of a sealing rubber gasket of a processing device with an internal thread polishing function for a pipeline communicating piece according to the present invention.

In the figure: the device comprises a processing table 1, a pipeline communicating piece body 2, a cavity 3, an internal thread groove 4, a calibration cushion table 5, a support rod 6, a mounting plate 7, a positioning rod 8, a limiting plate 9, a positioning block 10, a sealing pressing plate 11, a transmission rod 12, a clamping groove 13, a sliding pressing block 14, a sealing rubber gasket 15, a polishing pressing plate 16, a fixing rod 17 and a flow-limiting pressing plug 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a processing device with an internal thread polishing function for a pipeline communicating piece comprises a processing table 1 and a pipeline communicating piece body 2, wherein a plurality of cavities 3 which are arranged at equal intervals are formed in the processing table 1, fluid abrasive materials are arranged in the cavities 3, an internal thread groove 4 is formed in the inner side wall of the pipeline communicating piece body 2, a calibration pad table 5 is fixedly connected to the inner side wall of the cavities 3, a concave groove is formed in one side wall of the calibration pad table 5 and jointly formed by a funnel-shaped curved groove in the upper portion and a plane in the lower portion, and the plane is matched with the size of the pipeline communicating piece body 2.

After finishing the processing of pipeline communicating piece body 2, when needing to polish the internal thread groove 4 on the pipeline communicating piece body 2, can be with treating that the one end that pipeline communicating piece body 2 waited to process is put into cavity 3 on the processing platform 1 downwards, the bottom of pipeline communicating piece body 2 is along the smooth lateral wall landing to the plane of leaking hopper-shaped curved surface groove in the groove face on the calibration pad platform 5, at this in-process, until pipeline communicating piece body 2 can stand up, the hand need not loosen, prevent the crooked condition, though need hand pipeline communicating piece body 2 place it on calibration pad platform 5, but at this in-process, the concave surface groove of calibration pad platform 5 can cooperate staff's hand and pipeline communicating piece body 2 self action of gravity to guide and calibrate it, make pipeline communicating piece body 2 can place the in place fast, and then save the preparation process required time, promote polishing efficiency.

Processing platform 1 is last to be equipped with a plurality of bracing pieces 6, a plurality of bracing pieces 6 are kept away from processing platform 1 and are served equal fixedly connected with mounting panel 7, be equipped with modular frock clamp on the mounting panel 7, modular frock clamp includes leading guide stop device and rearmounted sealed fixing device two parts, leading guide stop device is including the locating lever 8 that runs through mounting panel 7, locating lever 8 and mounting panel 7 sliding connection, processing platform 1 is kept away from to locating lever 8 one serves fixedly connected with limiting plate 9, locating lever 8 is close to one of processing platform 1 and serves fixedly connected with locating piece 10, the external diameter size of locating piece 10 slightly is less than the internal diameter size of pipeline intercommunication piece body 2, the arris of locating piece 10 is curved surface smooth processing, locating lever 8 and limiting plate 9 are in the same place through welded mode fixed connection, locating lever 8 and the integrative casting shaping of locating piece 10, promote connection stability, ensure that whole processing equipment can work for a long time.

The rear-mounted sealing and fixing device comprises a sealing pressing plate 11, a hydraulic cylinder is mounted on the sealing pressing plate 11 to provide vertical downward pressure for the sealing pressing plate 11 (not shown), a plurality of groups of transmission rods 12 which are arranged in a group of two groups are fixedly connected to one side wall of the sealing pressing plate 11 close to the mounting plate 7, a clamping groove 13 matched with the transmission rods 12 is formed in the limiting plate 9, a sliding pressing block 14 is connected to the outer side wall of the positioning rod 8 in a sliding mode, one end, close to the sliding pressing block 14, of the transmission rod 12 penetrates through the mounting plate 7 and is fixedly connected with the sliding pressing block 14, the transmission rod 12 is connected in the clamping groove 13 in a sliding mode, the size of the sliding pressing block 14 is identical to that of the positioning block 10, the edge of the sliding pressing block 14 is subjected to curved surface smoothing treatment, a sealing rubber gasket 15 is connected to the outer side wall of the positioning rod 8 in a sliding mode, the sealing rubber gasket 15 is located between the positioning block 10 and the sliding pressing block 14, a sealing groove which is arranged in an annular mode is formed in the outer side wall of the sealing rubber gasket 15, and the longitudinal section of the sealing groove is arranged in a semicircular mode.

Before placing the pipe communicating piece body 2 on the calibration pad table 5, a positioning rod 8 is pulled by one hand to pull the height of a positioning block 10 to a position far away from the table top of the processing table 1, the height of the positioning block 10 is larger than the length of the pipe communicating piece body 2, at the moment, the positioning rod 8 and the positioning block 10 cannot block the pipe communicating piece body 2, then the pipe communicating piece body 2 is vertically placed on the calibration pad table 5 by the other hand, then the positioning rod 8 is loosened, the positioning rod 8 and the positioning block 10 fall together under the action of gravity and enter the pipe communicating piece body 2 under the gravity, if the pipe communicating piece body 2 is not placed rightly, namely when the pipe communicating piece body 2 inclines at a larger angle, the positioning block 10 is in contact with the inner side wall of the pipe communicating piece body 2, so that the pipe communicating piece body is aligned to a certain degree by means of the mutual acting force between the side walls, and finally, the lowest point of the falling of the positioning block 10 is lower than the liquid abrasive and higher than an inner thread groove to be processed.

After the primary alignment is completed, a hydraulic cylinder is started to drive a sealing pressure plate 11 to move downwards quickly, the sealing pressure plate 11 drives a sliding clamping block 14 to approach a positioning block 10 quickly by means of a transmission rod 12 until the sliding clamping block 14 and the positioning block 10 extrude and deform a sealing rubber gasket 15 to fill the positioning block 10 and a gap between the sliding clamping block 14 and the inner side wall of a pipeline communicating piece body 2, so that the communication state of two ends of the pipeline communicating piece body 2 is cut off and sealed, and because the sealing rubber gasket 15 expands outwards approximately and uniformly when extruded and deformed, the pipeline communicating piece body 2 can be further corrected, and the sealing rubber gasket 15 and the pipeline communicating piece body 2 are limited and fixed by the friction force of the contact part of the sealing rubber gasket 15 and the pipeline communicating piece body 2, so that the polishing process is prevented from obviously swinging in the polishing process, the normal polishing process is influenced, a sealing groove on the sealing rubber gasket 15 is flattened in the extrusion process, air in the sealing rubber gasket is exhausted, and the sealing rubber gasket 15 can be like a sucker, on one hand, the sealing performance of the sealing rubber gasket 15 can be enhanced, and the limiting and the fixing effect on the pipeline communicating piece body 2 can be enhanced.

The bottom end of the processing table 1 is provided with an extrusion polishing device, the extrusion polishing device comprises a polishing pressing plate 16 arranged below the processing table 1, a plurality of fixing rods 17 which are in one-to-one correspondence with the cavities 3 are arranged on the polishing pressing plate 16 at equal intervals, one end, close to the processing table 1, of each fixing rod 17 penetrates through the bottom end of the processing table 1, one end, penetrating through the processing table 1, of each fixing rod 17 is fixedly connected with a flow-limiting pressing plug 18, each flow-limiting pressing plug 18 is arranged adjacent to the calibration pad table 5, the inner diameter size of each calibration pad table 5 is larger than the inner diameter size of the corresponding inner thread groove 4 and smaller than the outer diameter size of the corresponding pipeline communicating piece body 2, the outer diameter size of each flow-limiting pressing plug 18 is consistent with the inner diameter size of the corresponding inner thread groove 4, curved surface smoothing is performed on the edge of each flow-limiting pressing plug 18, a telescopic oil cylinder (not shown) is arranged on the bottom side wall of the polishing pressing plate 16, and power for driving the polishing pressing plate 16 to move up and down is provided by means of the telescopic oil cylinders.

After the limiting fixing and the sealing of the pipeline communicating piece body 2 are completed, the telescopic oil cylinder is started and is controlled to do periodic reciprocating movement, and then the polishing pressing plate 16 and the fixed rod 17 drive the flow-limiting pressing plug 18 to do reciprocating movement up and down along the direction of the internal thread groove 4, because the outer diameter size of the flow-limiting pressing plug 18 is consistent with the inner diameter size of the internal thread groove 4, and the fluid abrasive has fluid characteristics, the bottom end of the pipeline communicating piece body 2 is not required to be sealed, the fluid abrasive in the bottom end of the pipeline communicating piece body 2 can flow at a high speed along gaps between the internal thread groove 4 and the flow-limiting pressing plug 18 under the flow-limiting obstruction of the flow-limiting pressing plug 18 and the pressure generated by the movement of the flow-limiting pressing plug 18, the gaps are threads of the internal thread groove 4, and the threads on the internal thread groove 4 on the pipeline communicating piece body 2 are polished by the aid of the liquid abrasive flowing at a high speed.

Compare traditional fluid abrasive material polishing mode, this equipment only needs to cut off with the help of modular frock clamp to seal the middle section of pipeline connecting piece body 2, can cooperate extrusion burnishing device to carry out polishing treatment to the screw thread on the internal thread groove 4 in the pipeline connecting piece body 2, because only need once sealed, need not twice sealed, consequently all obtain apparent optimization in sealed cost or the sealing operation, the polishing effect who leads to because of the abrasive material leaks is reduced and is influenced the possibility, simultaneously, because the mode of cutting off sealed to pipeline connecting piece body 2 middle section has been adopted and single-end polishing is carried out, compare traditional fluid abrasive material and pass through from whole pipeline connecting piece body 2 is inside, there is because pipeline connecting piece body 2 has the defect of the smooth inner wall of no internal thread and a large amount of invalid strokes that cause, and its contrast, the effective polishing stroke of fluid abrasive material that this equipment arouses by the removal stroke of current-limiting pressure plug 18 has obtained obvious promotion, and then promoted polishing efficiency, the energy consumption has been reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The processing equipment is characterized in that a plurality of cavities (3) which are arranged at equal intervals are arranged on the processing table (1), fluid abrasive materials are arranged in the cavities (3), an inner thread groove (4) is formed in the inner side wall of the pipeline communicating piece body (2), a calibration pad table (5) is fixedly connected to the inner side wall of each cavity (3), a concave groove is formed in one side wall of the calibration pad table (5), the concave groove is formed by a funnel-shaped curved groove above and a plane below the funnel-shaped curved groove, the plane is matched with the pipeline communicating piece body (2) in size, a plurality of support rods (6) are arranged on the processing table (1), a mounting plate (7) is fixedly connected to one end, far away from the processing table (1), of each support rod (6), a combined tool clamp is arranged on the mounting plate (7), the combined tool clamp comprises a front guide limiting device and a rear sealing and fixing device, and an extrusion polishing device is arranged at the bottom end of the processing table (1);

the front guide limiting device comprises a positioning rod (8) penetrating through an installation plate (7), the positioning rod (8) is in sliding connection with the installation plate (7), a limiting plate (9) is fixedly connected to one end, away from the machining table (1), of the positioning rod (8), a positioning block (10) is fixedly connected to one end, close to the machining table (1), of the positioning rod (8), the outer diameter of the positioning block (10) is slightly smaller than the inner diameter of the pipeline communicating piece body (2), and the edge of the positioning block (10) is subjected to curved surface smoothing treatment;

rearmounted sealed fixing device includes sealing clamp plate (11), fixedly connected with multiunit is transfer line (12) of two liang of settings on sealing clamp plate (11) is close to a lateral wall of mounting panel (7), be equipped with on limiting plate (9) with transfer line (12) assorted draw-in groove (13), sliding connection has slip briquetting (14) on the lateral wall of locating lever (8), the one end that transfer line (12) are close to slip briquetting (14) runs through mounting panel (7) and with slip briquetting (14) fixed connection, transfer line (12) sliding connection is in draw-in groove (13), the size of slip briquetting (14) is unanimous with the size of locating piece (10), the curved surface smooth processing is done to the arris of slip briquetting (14), sliding connection has sealing rubber packing ring (15) on the lateral wall of locating lever (8), sealing rubber packing ring (15) are located between locating piece (10) and slip briquetting (14).

2. The processing equipment with the internal thread polishing function for the pipeline communicating piece according to claim 1, wherein a sealing groove is annularly arranged on the outer side wall of the sealing rubber gasket (15), and the longitudinal section of the sealing groove is semicircular.

3. The processing equipment with the internal thread polishing function for the pipeline communicating piece as claimed in claim 2, wherein the extrusion polishing device comprises a polishing pressing plate (16) arranged below the processing table (1), the polishing pressing plate (16) is provided with a plurality of fixing rods (17) which are in one-to-one correspondence with the cavities (3) at equal intervals, one end of each fixing rod (17) close to the processing table (1) penetrates through the bottom end of the processing table (1), one end of each fixing rod (17) penetrating through the processing table (1) is fixedly connected with a flow-limiting pressing plug (18), the flow-limiting pressing plug (18) is arranged close to the calibration pad table (5), the inner diameter of the calibration pad table (5) is larger than the inner diameter of the internal thread groove (4) and smaller than the outer diameter of the pipeline communicating piece body (2), the outer diameter of the flow-limiting pressing plug (18) is consistent with the inner diameter of the internal thread groove (4), and the edge of the flow-limiting pressing plug (18) is subjected to curved surface smoothing treatment.

4. The processing equipment with the internal thread polishing function for the pipeline communicating piece according to claim 3, wherein the positioning rod (8) and the limiting plate (9) are fixedly connected together in a welding mode, and the positioning rod (8) and the positioning block (10) are integrally cast and formed.