CN113370070B - Honing tool for pump barrel - Google Patents
Honing tool for pump barrel Download PDFInfo
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- CN113370070B CN113370070B CN202010114891.9A CN202010114891A CN113370070B CN 113370070 B CN113370070 B CN 113370070B CN 202010114891 A CN202010114891 A CN 202010114891A CN 113370070 B CN113370070 B CN 113370070B
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- honing
- universal joint
- protrusions
- expansion core
- gimbal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/08—Honing tools
Abstract
The invention provides a pump cylinder honing tool, which comprises a mandrel part with an ejector rod and an expansion core, a universal coupling shaft part with a first universal joint and a second universal joint which are connected with each other, and a honing part with a tubular body, wherein a plurality of honing heads are formed on the body; the push rod penetrates through the first universal joint and extends into the second universal joint, the body is connected with the second universal joint, the expansion core is arranged in the body, and the push rod is abutted against the expansion core; the mandril pushes the expansion core to slide, and the expansion core drives the honing strips to move towards the direction protruding out of the peripheral surface of the honing head. The universal coupling shaft part is arranged, so that the universal coupling shaft part can generate a certain included angle, and the automatic guide effect is achieved in the process of entering the pump barrel.
Description
Technical Field
The invention relates to the technical field of oil extraction engineering, in particular to a pump cylinder honing tool.
Background
With the rapid development of technologies such as SAGD, horizontal well, steam flooding and the like in Liaohe oil field, high-temperature high-yield oil wells in the Liaohe oil field show a trend of increasing rapidly, and a high-temperature large-displacement lifting process is applied. By taking the SAGD technology as an example, large-displacement oil-well pumps with pump diameters of phi 120mm, phi 140mm and phi 160mm are developed in sequence so as to meet the field lifting requirement.
At present, in oil well pump processing, in order to meet the technical requirement of straightness roughness, a pump cylinder is subjected to process treatment by adopting a honing process technology, and the existing honing tool comprises a single honing head and 6 honing emery sticks.
Disclosure of Invention
The invention aims to provide a pump cylinder honing tool which can effectively meet the honing process requirements of large-diameter and long pump cylinders.
In order to achieve the above object, the present invention provides a pump barrel honing tool, wherein the pump barrel honing tool comprises a mandrel portion, a universal coupling portion and a honing portion, the mandrel portion comprises a mandrel and an expansion core, the universal coupling portion comprises a first universal joint and a second universal joint which are connected with each other, an included angle can be generated between an axis of the first universal joint and an axis of the second universal joint, the honing portion comprises a tubular body, at least two honing heads are convexly provided on an outer surface of the body, and a plurality of honing bars are provided on each honing head at intervals along a circumferential direction of the honing head; one end of the ejector rod penetrates through the first universal joint and extends into the second universal joint, one end of the body is connected with the second universal joint, the expansion core is slidably arranged in the body, and the ejector rod is abutted against the expansion core; the mandril can push the expansion core to slide along the axial direction of the body, and the expansion core can drive the honing strips to move towards the direction of the peripheral surface of the corresponding honing head in a protruding manner.
The pump barrel honing tool as described above, wherein the first end of the ejector rod is located outside the first gimbal, the second end of the ejector rod is connected to the first end of the core, the core extends in the body along the axial direction of the body, a plurality of tapered surfaces with gradually reduced diameters are formed on the outer circumferential surface of the core along the direction from the first end of the core to the second end of the core, each honing head abuts against a section of the tapered surface on the outer surface of the core through a conducting member penetrating the core along the radial direction of the body, and in the process that the core slides from the first end of the body to the second end of the body along the axial direction of the body, each tapered surface pushes against the corresponding conducting member to move to the outside of the body along the radial direction of the body, so that each honing strip moves to the direction of the honing head protruding from the outer circumferential surface of the corresponding honing head.
The pump barrel honing tool as described above, wherein the mandrel part further comprises a pull rod, a first end of the pull rod is connected with the second end of the expanding mandrel through a connecting pin, and a second end of the pull rod is located outside the body.
The honing tool for the pump barrel is characterized in that the universal joint shaft part further comprises a universal joint block, two first convex blocks are convexly arranged at the second end of the first universal joint, two first grooves are formed between the two first convex blocks, two second convex blocks are convexly arranged at the first end of the second universal joint, two second grooves are formed between the two second convex blocks, pin holes which are radially arranged along the body are respectively formed on the two first convex blocks and the two second convex blocks, a through hole which is coaxially communicated with the first universal joint and the second universal joint is formed in the center of the universal joint block, four connecting holes are uniformly arranged on the outer peripheral surface of the universal joint block at intervals, the two first convex blocks are respectively inserted into the two second grooves, the two second convex blocks are respectively inserted into the two first grooves in the state that the first universal joint is connected with the second universal joint, and the universal joint block is arranged between the two first convex blocks and the two second convex blocks, and the four connecting holes are respectively connected with the first convex blocks and the second convex blocks on the first pin shaft through the second convex blocks in a one-to-one correspondence manner.
The pump barrel honing tool as described above, wherein an angle formed between the axis of the first gimbal and the axis of the second gimbal can be less than or equal to 10 °.
The pump cylinder honing tool comprises a body, a plurality of honing heads and a plurality of mounting grooves, wherein the honing heads are arranged at intervals along the axial direction of the body, the peripheral surface of each honing head is concavely provided with a plurality of mounting grooves which are arranged along the axial direction of the body along the circumferential direction, and one honing strip is correspondingly arranged in each mounting groove in a detachable manner.
The pump barrel honing tool comprises an emery stick seat and at least one emery stick, wherein an embedding groove is concavely formed in one side surface, facing the outside of the body, of the emery stick seat, the emery stick is embedded in the corresponding embedding groove in the emery stick seat, and two ends, facing the inside of the body, of one side surface of each emery stick seat are respectively connected with one conducting piece.
The pump cylinder honing tool as described above, wherein each honing head is provided with 8 honing sticks.
The pump barrel honing tool comprises a first universal joint, a second universal joint, a body, a first guide sleeve, a second guide sleeve, a plurality of through grooves and a plurality of guide sleeves, wherein the first universal joint is arranged on the first universal joint, the second universal joint is arranged on the second universal joint, the first guide sleeve is arranged on the body and close to the second end of the body, the second guide sleeve is arranged on the second universal joint, the connecting parts between the end surfaces of the two ends of the first guide sleeve and the outer peripheral surface of the second guide sleeve are respectively provided with a round angle, the outer peripheral surface of the first guide sleeve is provided with a plurality of through grooves at intervals along the circumferential direction of the first guide sleeve, and the through grooves are respectively arranged along the axial direction of the first guide sleeve and penetrate through the corresponding end surfaces of the two ends of the first guide sleeve.
The pump barrel honing tool comprises a rod sleeve and a first pressing cap, wherein the rod sleeve is sleeved on the ejector rod, one end of the rod sleeve is abutted against the first universal joint, the first pressing cap is sleeved at the joint between the rod sleeve and the first universal joint, and the first pressing cap is in threaded connection with the rod sleeve and the first universal joint.
Compared with the prior art, the invention has the following advantages:
the universal coupling shaft part is arranged, so that the universal coupling shaft part can generate a certain included angle, the automatic guide effect is achieved in the process of entering the pump barrel, meanwhile, the honing part can be further guided by arranging at least two honing heads, the honing part uniformly hons the inner wall of the pump barrel, and the honing process requirements of large-diameter and long pump barrels are effectively met.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1 is a schematic structural view of a pump barrel honing tool provided by the invention;
fig. 2 is a schematic structural view of a universal coupling shaft part of the pump barrel honing tool provided by the invention;
fig. 3 is a schematic structural view of a first universal joint of a universal joint shaft part of the pump barrel honing tool provided by the invention;
fig. 4 is a schematic structural view of a second universal joint of the universal joint shaft part of the pump barrel honing tool provided by the invention;
fig. 5 is a schematic structural diagram of a universal joint block of a universal joint shaft part of the pump barrel honing tool provided by the invention;
fig. 6 is a schematic structural view of a mandrel part of the pump barrel honing tool provided by the invention;
FIG. 7 is a schematic structural view of a honing section of the pump barrel honing tool provided by the invention;
fig. 8 is a schematic structural diagram of a honing head and a body of a honing part of the pump barrel honing tool provided by the invention;
FIG. 9 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 8;
FIG. 10 is a schematic cross-sectional view taken along line B-B of FIG. 8;
fig. 11 is a schematic structural view of an emery stick seat of a honing stick of a honing part of the pump barrel honing tool provided by the present invention;
fig. 12 is another angle structure diagram of the emery stick seat of the honing section of the pump cylinder honing tool provided by the invention;
FIG. 13 is a schematic cross-sectional view taken at C-C of FIG. 11;
figure 14 is a schematic structural view of a guide sleeve of a pump barrel honing tool provided by the invention;
fig. 15 is a schematic end face structure view of a guide sleeve of the pump barrel honing tool provided by the invention.
The reference numbers illustrate:
1. a core shaft portion;
11. a top rod;
12. expanding the core;
121. a conical surface;
13. a pull rod;
14. a connecting pin;
2. a universal coupling shaft portion;
21. a first universal joint;
211. a first bump;
212. a first groove;
22. a second universal joint;
221. a second bump;
222. a second groove;
23. a universal connecting block;
231. a through hole;
232. connecting holes;
24. a pin hole;
25. a pin shaft;
3. a honing section;
31. a body;
32. honing head;
321. mounting grooves;
33. honing the strip;
331. a conductive member;
332. an emery stick seat;
3321. caulking grooves;
333. sanding;
4. a guide sleeve;
41. a through groove;
5. a rod sleeve;
6. a first press cap;
7. a second press cap;
8. and positioning the nut.
Detailed Description
In order to clearly understand the technical solution, the purpose and the effect of the present invention, a detailed description of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1, the present invention provides a pump barrel honing tool, wherein the pump barrel honing tool includes a mandrel portion 1, a universal joint shaft portion 2 and a honing portion 3, the mandrel portion 1 includes a mandrel 11 and an expansion core 12, the universal joint shaft portion 2 includes a first universal joint 21 and a second universal joint 22 which are connected, an included angle can be generated between an axis of the first universal joint 21 and an axis of the second universal joint 22, the honing portion 3 includes a tubular body 31, at least two honing heads 32 are convexly provided on an outer surface of the body 31, each honing head 32 is provided with a plurality of honing bars 33 which are arranged at intervals along a circumferential direction thereof; the core shaft part 1 is used for pushing and driving honing sticks 33 on honing heads 32 of the honing part 3 to ensure the honing effect of the honing sticks 33 on the inner wall of the pump barrel, the universal joint shaft part 2 is used for bending the whole body at a preset angle, so that the honing part 3 can keep coaxial with the pump barrel through automatic deflection of the universal joint shaft part 2, the honing uniformity of the honing part 3 on the inner wall of the pump barrel is ensured, the honing part 3 is used for honing the inner wall of the pump barrel, one end (second end) of the mandril 11 extends into and penetrates through the first universal joint 21 from the first end of the second universal joint 22 to the inside of the second universal joint 22, one end (first end) of the body 31 is connected (communicated) with the second end of the second universal joint 22, the core 12 is slidably arranged in the body 31, and the mandril 11 is abutted against the core 12; the top rod 11 can push the collapsible core 12 to slide from the first end of the body 31 to the second end of the body 31 along the axial direction of the body 31, and the collapsible core 12 can drive each honing stick 33 to move towards the direction of the outer circumferential surface of the corresponding honing head 32 in the process of sliding from the first end of the body 31 to the second end of the body 31, so as to ensure that each honing stick 33 is always in contact with the inner wall of the pump barrel to ensure the honing effect, wherein when the inner wall of the pump barrel has a protrusion to be in contact with the honing stick 33, a force is applied to the honing stick 33 to move the honing stick 33 towards the inner part of the body 31, and when the force is greater than the driving force applied to the honing stick 33 by the collapsible core 12, the honing stick 33 retracts towards the inner part of the body 31 and drives the collapsible core 12 to slide from the second end of the body 31 towards the first end of the body 31.
Further, as shown in fig. 1 and fig. 6, the present invention provides a pump barrel honing tool, wherein the first end of the ejector 11 is located outside the first universal joint 21, the second end of the ejector 11 abuts against the first end of the core 12, the core 12 extends inside the body 31 along the axial direction of the body 31, a plurality of tapered surfaces 121 with a gradually reduced diameter are formed on the outer circumferential surface of the core 12 along the direction from the first end of the core 12 to the second end of the core 12, the plurality of tapered surfaces 121 are arranged at intervals along the axial direction of the core 12, each honing head 32 abuts against a tapered surface 121 on the outer surface of the core 12 through a conductive member 331 arranged to penetrate through the body 31 in the radial direction, that is, each conductive member 331 penetrates through the sidewall of the body 31 in the radial direction of the body 31, one end of each conducting piece 331 is connected to the corresponding honing stick 33, and the other end of each conducting piece 331 is connected to the corresponding one section of the conical surface 121, and in the process that the core 12 slides from the first end of the body 31 to the second end of the body 31 along the axial direction of the body 31, each surface pushes the corresponding conducting piece 331 to move to the outside of the body 31 along the radial direction of the body 31, so that each honing stick 33 moves to the direction protruding from the outer peripheral surface of the corresponding honing head 32, it should be noted that, the plurality of sections of the conical surfaces 121 are arranged on the outer surface of the core 12, and the conducting pieces 331 are arranged to be connected to the conical surfaces 121 and the honing sticks 33, respectively, and each conducting piece 331 is pushed by the movement of the core 12 in the body 31 to realize the movement of the honing stick 33 along the radial direction of the body 31, which is only a preferred embodiment of the present invention, and the present invention is not limited thereto.
Preferably, as shown in fig. 1 and fig. 6, the pump cylinder honing tool provided by the present invention, wherein the mandrel part 1 further includes a pull rod 13, a first end of the pull rod 13 is connected to a second end of the expanding core 12 through a connecting pin 14, and a second end of the pull rod 13 is located outside the body 31, during the use of the present invention, the expanding core 12 can be moved from the first end of the body 31 to the second end of the body 31 by pushing the ejector rod 11, and the expanding core 12 can be moved from the first end of the body 31 to the second end of the body 31 by pulling the pull rod 13, so that the operation mode is more flexible.
Further, as shown in fig. 1 to 5, the present invention provides a pump barrel honing tool, wherein the universal joint shaft portion 2 further includes a universal joint block 23, the first universal joint 21 and the second universal joint 22 are connected via the universal joint block 23 in a universal manner, the second end of the first universal joint 21 is convexly provided with two first protrusions 211, two first grooves 212 are formed between the two first protrusions 211, two second protrusions 221 are convexly provided at the first end of the second universal joint 22, two second grooves 222 are formed between the two second protrusions 221, pin holes 24 penetrating in the radial direction of the body 31 are respectively formed on the two first protrusions 211 and the two second protrusions 221, a through hole 231 coaxially communicating with the first universal joint 21 and the second universal joint 22 is provided in the center of the universal joint block 23, four connecting holes 232 are uniformly spaced on the outer peripheral surface of the universal joint block 23, the universal joint block 23 is a rectangular block structure, the outer peripheral surface thereof is formed by four rectangular surfaces, a connecting hole 232 is formed in the center of each rectangular surface, each connecting hole 232 is communicated with a through hole 231, two first protrusions 211 are respectively inserted into two second grooves 222, two second protrusions 221 are respectively inserted into two first grooves 212 under the state that the second end of the first universal joint 21 is connected with the first end of the second universal joint 22, the two first protrusions 211 and the two second protrusions 221 enclose to form a rectangular space, a universal connecting block 23 is arranged in the rectangular space between the two first protrusions 211 and the two second protrusions 221, the four connecting holes 232 are respectively connected with pin holes 24 on the first protrusions 211 and pin holes 24 on the second protrusions 221 through pin shafts 25 in a one-to-one correspondence manner, so that the connection between the first universal joint 21 and the second universal joint 22 is realized, and after the first universal joint 21 is connected with the second universal joint 22, the two connecting holes can rotate by taking the pin shafts 25 penetrating through the pin holes 24 on the two first protrusions 211 as rotating shafts, or the pin shaft 25 inserted in the pin holes 24 of the two second protrusions 221 is used as a rotating shaft to rotate, so that an included angle is formed between the axis of the first universal joint 21 and the axis of the second universal joint 22.
Preferably, the invention provides a pump barrel honing tool, wherein an included angle smaller than or equal to 10 ° can be formed between the axis of the first universal joint 21 and the axis of the second universal joint 22, that is, when an angle difference is generated between the axis of the first universal joint 21 and the axis of the pump barrel, the second universal joint 22 and the honing part 3 connected with the second universal joint can automatically deflect to keep coaxial with the pump barrel, so that the honing effect of the honing part 3 is ensured.
Further, as shown in fig. 1 and 7 to 10, the present invention provides a pump cylinder honing tool, wherein the honing heads 32 are spaced apart from each other in the axial direction of the body 31, a plurality of mounting grooves 321 extending in the axial direction of the body 31 are recessed in the outer circumferential surface of each honing head 32 at intervals in the circumferential direction thereof, and a honing bar 33 is detachably mounted in each mounting groove 321, wherein, referring to fig. 9 and 10, the extension lines of the mounting grooves 321 of each honing head 32 are staggered from each other, i.e., the mounting groove 321 of one honing head 32 is opposite to the protrusion between the two mounting grooves 321 of the other honing head 32, so that the honing uniformity can be effectively improved.
Further, as shown in fig. 11 to 13, the present invention provides a pump cylinder honing tool, wherein the honing stick 33 includes an emery stick seat 332 and at least one emery stick 333, a recessed groove 3321 is formed on a side surface of the emery stick seat 332 facing the exterior of the body 31, the emery stick 333 is embedded in the recessed groove 3321 of the corresponding emery stick seat 332, two ends of a side surface of each emery stick seat 332 facing the interior of the body 31 are respectively connected to a conducting member 331, so that each honing stick 33 is synchronously pushed to move toward the exterior of the body 31 through the two conducting members 331, thereby ensuring that each honing stick 33 can always keep parallel to the outer peripheral surface of the corresponding honing head 32 during the movement.
Preferably, as shown in fig. 9 and 10, the present invention provides a pump barrel honing tool, wherein each honing head 32 is provided with 8 honing sticks 33, so as to ensure the honing effect of each honing head 32 and the whole honing part 3.
Further, as shown in fig. 1, 14 and 15, the present invention provides a pump barrel honing tool, wherein the pump barrel honing tool further includes two guide sleeves 4, one guide sleeve 4 is located and sleeved on the second universal joint 22, and the other guide sleeve 4 is located and sleeved on the body 31 and close to the second end of the body 31, wherein as shown in fig. 1, the guide sleeve 4 sleeved on the second universal joint 22 can be held in its position by a positioning nut 8, and the guide sleeve 4 sleeved on the second universal joint 22 is prevented from sliding away from the universal joint 2 in the direction of the first universal joint 21, it should be noted that the positioning nut 8 is only provided on the end surface of the guide sleeve 4 sleeved on the second universal joint 22 close to the end of the first universal joint 21 in the drawing, because the friction force from the pump barrel received by the guide sleeve 4 sleeved on the second universal joint 22 in the process of entering the pump barrel is in the direction of the first universal joint 21, in the process, the guide sleeve 4 on the second universal joint 22 is not provided on the end surface of the second universal joint 22, but the guide sleeve 4 is not provided on the second universal joint 22, and the universal joint 3 can move towards the end surface of the universal joint 3, and the present invention also has a tendency of moving direction of approaching the guide sleeve 4; the guiding sleeve 4 sleeved at the second end of the body 31 is positioned by an end surface of a honing head 32 and a second pressing cap 7, specifically, a side end surface of the guiding sleeve 4 sleeved at the second end of the body 31 facing the direction of the universal coupling shaft part 2 abuts against an end surface of the honing head 32 farthest from the universal coupling shaft part 2 and farthest from the universal coupling shaft part 2, the second pressing cap 7 is sleeved and connected at the second end of the body 31, the pull rod 13 penetrates through the second pressing cap 7 to extend to the outside of the body 31, an end surface of the pressing cap facing the second body 31 abuts against a side end surface of the guiding sleeve 4 sleeved at the second end of the body 31 facing the direction of the universal coupling shaft part 2, and thus the guiding sleeve 4 sleeved at the second end of the body 31 is positioned by the end surface of the honing head 32 and the second pressing cap 7; the connecting parts between the end surfaces of the two ends of each guide sleeve 4 and the outer peripheral surface of each guide sleeve 4 are respectively provided with a round angle so as to prevent the inner wall of the pump cylinder from being scratched due to the fact that the connecting parts between the end surfaces of each guide sleeve 4 and the corresponding outer peripheral surface are too sharp in the process that the guide sleeve 4 enters or exits the pump cylinder, the outer peripheral surface of each guide sleeve 4 is provided with a plurality of through grooves 41 at intervals along the circumferential direction of the guide sleeve 4, each through groove 41 extends in the axial direction of the guide sleeve 4 and penetrates through the end surfaces of the two ends of the corresponding guide sleeve 4, so that debris ground from the inner wall of the pump cylinder can pass through the through grooves in the process of honing the pump cylinder, and the debris accumulation around the guide sleeve 4 is avoided.
Preferably, as shown in fig. 1, the pump barrel honing tool provided by the present invention further includes a rod sleeve 5 and a first pressing cap 6, the rod sleeve 5 is sleeved on the ejector rod 11, one end of the rod sleeve 5 abuts against a first end surface of the first universal joint 21, the first pressing cap 6 is sleeved at a connection between the rod sleeve 5 and the first universal joint 21, and the first pressing cap 6 is respectively in threaded connection with the rod sleeve 5 and the first universal joint 21, the rod sleeve 5 is configured to centralize the ejector rod 11, so as to reduce an included angle generated by deflection between the ejector rod 11 and the expansion core 12 (between the first universal joint 21 and the second universal joint 22), and ensure the overall coaxiality of the present invention.
Compared with the prior art, the invention has the following advantages:
the universal coupling shaft part is arranged, so that the universal coupling shaft part can generate a certain included angle, the automatic guide effect is achieved in the process of entering the pump barrel, meanwhile, the honing part can be further guided by arranging at least two honing heads, the honing part uniformly performs honing on the inner wall of the pump barrel, and the honing process requirements of large-diameter and long pump barrels are effectively met.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications of the invention without departing from the spirit and principles of the invention should be considered within the scope of the invention.
Claims (7)
1. A pump cylinder honing tool is characterized by comprising a mandrel part, a universal coupling part and a honing part, wherein the mandrel part comprises an ejector rod and an expansion core, the universal coupling part comprises a first universal joint and a second universal joint which are connected with each other, an included angle can be generated between the axis of the first universal joint and the axis of the second universal joint, the honing part comprises a tubular body, at least two honing heads are convexly arranged on the outer surface of the body, and a plurality of honing strips which are arranged at intervals along the circumferential direction of the honing head are arranged on each honing head; one end of the ejector rod penetrates through the first universal joint and extends into the second universal joint, one end of the body is connected with the second universal joint, the expansion core is slidably arranged in the body, and the ejector rod is abutted with the expansion core; the mandril can push the expansion core to slide along the axial direction of the body, and the expansion core can drive each honing strip to move towards the direction of the peripheral surface of the corresponding honing head;
the first end of the ejector rod is positioned outside the first universal joint, the second end of the ejector rod is connected with the first end of the expansion core, the expansion core is arranged inside the body in an axially extending mode along the body, a plurality of sections of conical surfaces with gradually reduced diameters are formed on the outer peripheral surface of the expansion core along the direction from the first end of the expansion core to the second end of the expansion core, each honing head is abutted against one section of conical surface on the outer surface of the expansion core through a conducting piece penetrating through the expansion core along the radial direction of the body, and in the process that the expansion core slides from the first end of the body to the second end of the body along the axial direction of the body, each conical surface respectively pushes the corresponding conducting piece to move towards the outer portion of the body along the radial direction of the body, so that each honing strip moves towards the direction protruding corresponding outer peripheral surface of the honing head;
the honing strip comprises an emery strip seat and at least one emery strip, an embedding groove is concavely arranged on one side surface of the emery strip seat facing the outside of the body, the emery strip is embedded in the corresponding embedding groove on the emery strip seat, and two ends of one side surface of each emery strip seat facing the inside of the body are respectively connected with one conducting piece;
an included angle smaller than or equal to 10 degrees can be formed between the axis of the first universal joint and the axis of the second universal joint.
2. The cylinder honing tool of claim 1 wherein said mandrel section further comprises a tie rod, a first end of said tie rod being attached to a second end of said expanding mandrel by a connecting pin, said second end of said tie rod being located outside of said body.
3. The cylinder honing tool according to claim 1, wherein the gimbal shaft further includes a gimbal block, the second end of the first gimbal is formed with two first protrusions, two first grooves are formed between the two first protrusions, the first end of the second gimbal is formed with two second protrusions, two second grooves are formed between the two second protrusions, pin holes are formed in the two first protrusions and the two second protrusions, respectively, and the first protrusions and the second protrusions are arranged in the radial direction of the body, the gimbal block has a through hole in the center thereof, the through hole being coaxially communicated with the first gimbal and the second gimbal, and four connection holes are formed in the outer circumferential surface thereof at regular intervals, the two first protrusions are inserted into the two second grooves, respectively, and the two second protrusions are inserted into the two first grooves, respectively, the gimbal block is disposed between the two first protrusions and the two second protrusions, and the four first protrusions and the second protrusions are connected to the pin holes, respectively, and the four connection holes are correspondingly connected to the first protrusions and the second protrusions on the pin shaft.
4. The pump barrel honing tool of claim 1, wherein each honing head is spaced apart from each other in the axial direction of the body, a plurality of mounting grooves extending in the axial direction of the body are recessed in the outer circumferential surface of each honing head in the circumferential direction thereof, and a honing bar is detachably mounted in each mounting groove.
5. The pump barrel honing tool of claim 1 or 4 wherein there are 8 honing sticks provided on each honing head.
6. The pump barrel honing tool according to claim 1, further comprising two guide sleeves, wherein one of the guide sleeves is positioned on the second universal joint, the other of the guide sleeves is positioned on the body and close to the second end of the body, a round corner is formed at a connection between end surfaces of two ends of each guide sleeve and an outer peripheral surface of the guide sleeve, a plurality of through grooves are formed in the outer peripheral surface of each guide sleeve at intervals along the circumferential direction of the guide sleeve, and each through groove extends in the axial direction of the guide sleeve and penetrates through the corresponding end surfaces of two ends of the guide sleeve.
7. The cylinder honing tool of claim 1 further comprising a rod sleeve and a first pressing cap, wherein the rod sleeve is sleeved on the ejector rod, one end of the rod sleeve abuts against the first gimbal, the first pressing cap is sleeved on a connection portion between the rod sleeve and the first gimbal, and the first pressing cap is in threaded connection with the rod sleeve and the first gimbal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010114891.9A CN113370070B (en) | 2020-02-25 | 2020-02-25 | Honing tool for pump barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010114891.9A CN113370070B (en) | 2020-02-25 | 2020-02-25 | Honing tool for pump barrel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113370070A CN113370070A (en) | 2021-09-10 |
| CN113370070B true CN113370070B (en) | 2022-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010114891.9A Active CN113370070B (en) | 2020-02-25 | 2020-02-25 | Honing tool for pump barrel |
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| CN (1) | CN113370070B (en) |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2313442A (en) * | 1939-02-23 | 1943-03-09 | Micromatic Hone Corp | Honing tool |
| US4065881A (en) * | 1976-12-06 | 1978-01-03 | Gillette Robert H | Guided honing tool |
| CH627114A5 (en) * | 1978-04-14 | 1981-12-31 | Alfred Rohr | Honing tool |
| CN2129667Y (en) * | 1992-04-21 | 1993-04-14 | 中国人民解放军装甲兵工程学院 | Deep hole grinding tool |
| CN2216445Y (en) * | 1995-01-11 | 1996-01-03 | 张会来 | Hand regulating abrasive head |
| CN2923183Y (en) * | 2006-06-08 | 2007-07-18 | 重庆宗申技术开发研究有限公司 | Honing cutter |
| CN201102187Y (en) * | 2007-11-06 | 2008-08-20 | 国营三四0五厂 | Universal self-centring honing tool |
| CN203185123U (en) * | 2013-04-23 | 2013-09-11 | 安阳市文峰缸套有限责任公司 | Double-feeding honing head |
| CN103358220B (en) * | 2013-07-26 | 2015-12-09 | 苏州信能精密机械有限公司 | From spacing universal honing bar |
| DE102013223293A1 (en) * | 2013-11-15 | 2015-05-21 | Gehring Technologies Gmbh | Honing tool and method for machining a plurality of coaxial bores |
| CN203843658U (en) * | 2014-03-10 | 2014-09-24 | 浙江埃弗逊机电科技有限公司 | Floating honing head |
| CN104354092A (en) * | 2014-11-10 | 2015-02-18 | 胜利油田高原石油装备有限责任公司 | Novel honing head for honing pump barrel |
| CN205465653U (en) * | 2015-12-31 | 2016-08-17 | 郑州大地机械制造有限公司 | Honing machine is with formula honing head made of baked clay |
| CN205465654U (en) * | 2016-02-04 | 2016-08-17 | 常州南车柴油机零部件有限公司 | Dysmorphism hole honing head |
| CN105798761A (en) * | 2016-04-27 | 2016-07-27 | 昆山昆江数控机床有限公司 | Chuck of honing machine |
| CN209665088U (en) * | 2019-03-13 | 2019-11-22 | 中原内配集团智能装备有限公司 | Five cone shell types detect double honing heads that rise automatically |
-
2020
- 2020-02-25 CN CN202010114891.9A patent/CN113370070B/en active Active
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|---|---|
| CN113370070A (en) | 2021-09-10 |
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