CN103447582A - 1:16 conicity tooling structure for processing plunger piston pump valve box valve seat hole - Google Patents
1:16 conicity tooling structure for processing plunger piston pump valve box valve seat hole Download PDFInfo
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- CN103447582A CN103447582A CN2013103932681A CN201310393268A CN103447582A CN 103447582 A CN103447582 A CN 103447582A CN 2013103932681 A CN2013103932681 A CN 2013103932681A CN 201310393268 A CN201310393268 A CN 201310393268A CN 103447582 A CN103447582 A CN 103447582A
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- tapering
- hole
- conicity
- conductor housing
- catheter block
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Abstract
The invention provides a 1:16 conicity tooling structure for processing a plunger piston pump valve box valve seat hole. The structure is characterized by comprising a catheter seat, wherein the front end of the catheter seat is fixedly connected with a catheter head, the middle part of the catheter head is provided with a guide rod hole, a conicity cutter rod is arranged in the guide rod hole, the front end of the conicity cutter rod is connected with a cutter bar, and the back end of the conicity cutter rod is connected with a cone handle through a crossed connecting head, wherein an included angle between the axis line of the back end surface of the catheter seat and the axis line of the guide rod hole formed in the middle part of the catheter head is 1 degree 47 minutes and 24 seconds. The 1:16 conicity tooling structure for processing the plunger piston pump valve box valve seat hole provided by the invention has the advantages that practical use proves that the ellipse and roughness standard non-compliance phenomenon caused by the centrifugal force is effectively overcome, all of the contact surfaces of the plug gauge detection conicity hole can reach more than 95 percent, and the conicity sealing surface smoothness conforms to the technical requirements. The tooling has the advantages that the production efficiency is greatly improved, and the cost is saved.
Description
Technical field
The present invention relates to 1: 16 tapering tool structure of a kind of processing plunger displacement pump clack box valve seat orifice.
Background technology
As shown in Figure 1, the clack box 1 of plunger displacement pump is easily worn part indispensable on fracturing unit truck, as shown in Figure 2, utilize the clack box tapered hole 2 of plunger displacement pump firmly to be sealed and matched with valve seat tapering face 3, and utilize 0 RunddichtringO 4 to be located in the valve base sealing groove to form double sealing structure, guarantee that the hydraulic end of plunger pump assembly works under hyperpressure; The importance of the precision of clack box tapered hole 2 on the hydraulic end of plunger pump assembly as can be seen here; The technique of conventional machining clack box tapered hole is to utilize large-sized numerical control to stand Vehicle Processing at present; The major defect of vertical Vehicle Processing is because the clack box profile is irregular, produced centrifugal action in rotation processing, because the tapered hole of processing often exists ellipse and fineness not up to standard, the contact-making surface that feeler gauge detects tapered hole can only reach 65%, directly affect the sealing property of clack box closed hole, and caused product rejection; Therefore traditional processing technology can't guarantee product quality, takes time and effort, and has greatly increased manufacturing cost.Therefore be badly in need of changing existing technological method for processing, improve the quality of products, reducing manufacturing cost is problem anxious to be resolved.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiency of describing in background technology, provides a kind of simple and reasonable, simple operation, steady quality, precision to process reliably 1: 16 tapering tool structure of plunger displacement pump clack box valve seat orifice.
In order to solve the problems of the technologies described above, the invention provides 1: 16 tapering tool structure of a kind of processing plunger displacement pump clack box valve seat orifice, it is characterized in that, comprise catheter block, the front end of catheter block is fixedly connected with conductor housing, the middle part of conductor housing has guide rod hole, be provided with the tapering knife bar in described guide rod hole, the front end of tapering knife bar connects blade row, the rear end of tapering knife bar is by cross connector connecting taper shank, wherein, the angle between the axis of the guide rod hole at the axis of the rear end face of catheter block and conductor housing middle part is 1 ° 47 ' 24 ".
Preferably, the rear portion of described conductor housing has cyclic lug and divides, this cyclic lug divides and is provided with a plurality of the first positioning bolt holes, the central distribution of the first positioning bolt hole is on same circle, this diameter of a circle is 120～200mm, the diameter of the guide rod hole at conductor housing middle part is 30～80mm, and the external diameter of conductor housing rear end is 100～180mm, and the diameter of conductor housing front end is 80～120mm.
Preferably, the front end face of described catheter block is inclined-plane, which is provided with a locating hole and a plurality of the second positioning bolt hole, the central distribution of the second positioning bolt hole is on same circle, this diameter of a circle is 120～200mm, the internal diameter of locating hole is 100～160mm, the degree of depth is 8～10mm, the maximum length of catheter block is 197.73mm, minimum length is 192.27mm, distance between the front end face center of catheter block and rear end face center is 195mm, the rear end of catheter block is provided with positioning step, the external diameter of this positioning step is 180～220mm, the front end face of catheter block and the angle between rear end face are 1 ° 47 ' 24 ".
The front end face of described catheter block is inclined-plane, which is provided with a locating hole and a plurality of the second positioning bolt hole, the central distribution of the second positioning bolt hole on same circle,
Preferably, described catheter block and the conductor housing length after fitting together is 300～500mm.
Preferably, the diameter of described tapering knife bar is 40～80mm, and length is 300～500mm.
Preferably, in the guide rod hole at described conductor housing middle part, be provided with the stroke bolt, the side of tapering knife bar is provided with guide groove, and described stroke bolt is located in guide groove.
Compared with prior art, the present invention has following beneficial effect:
1: 16 tapering tool structure of processing plunger displacement pump clack box valve seat orifice of the present invention is through facts have proved, can effectively overcome the ellipse that centrifugal force causes, roughness phenomenon not up to standard, the contact-making surface that feeler gauge detects tapered hole all can reach more than 95%, and the taper sealing surface smoothness meets specification requirement.This frock has improved production efficiency greatly, has saved cost.
The accompanying drawing explanation
The structural representation that is sealed and matched that Fig. 1 is plunger displacement pump clack box tapered hole and valve seat tapering;
Fig. 2 is partial enlarged drawing in Fig. 1;
Fig. 3 is 1: 16 tapering tool structure schematic diagram of processing plunger displacement pump clack box valve seat orifice.
Fig. 4 is the conductor housing profile;
Fig. 5 is the conductor housing left view;
Fig. 6 is the catheter block structural representation;
Fig. 7 is tapering lever structure schematic diagram;
Fig. 8 is conductor housing and catheter block assembly drawing;
Fig. 9 is cross connector front view;
Figure 10 is cross connector top view.
The specific embodiment
For the present invention is become apparent, hereby with preferred embodiment, and coordinate accompanying drawing to be described in detail below.
Embodiment
As shown in Figure 3, for 1: 16 tapering tool structure schematic diagram of processing plunger displacement pump clack box valve seat orifice, 1: 16 tapering tool structure of described processing plunger displacement pump clack box valve seat orifice comprises catheter block 6, the front end of catheter block 6 is fixedly connected with conductor housing 8, the middle part of conductor housing 8 has guide rod hole, be provided with tapering knife bar 9 in described guide rod hole, the front end of tapering knife bar 9 connects blade row 10, the rear end of tapering knife bar 9 is by cross connector 7 connecting taper shanks 5 as shown in Figure 9 and Figure 10, wherein, angle Q between the axis of the guide rod hole at the axis of the rear end face of catheter block 6 and conductor housing 8 middle parts is 1 ° 47 ' 24 ".Be provided with the stroke bolt in the guide rod hole at described conductor housing 8 middle parts, the side of tapering knife bar 9 is provided with guide groove, and described stroke bolt is located in guide groove.
As shown in Figure 5, the rear portion of described conductor housing 8 has cyclic lug and divides, this cyclic lug divides and is provided with 8 the first positioning bolt holes, the central distribution of the first positioning bolt hole is on same circle, this diameter of a circle C is 148mm, and as shown in Figure 4, the diameter A of the guide rod hole at conductor housing 8 middle parts is 50mm, the external diameter B of conductor housing 8 rear ends is 127mm, and the diameter P of conductor housing 8 front ends is 90mm.As shown in Figure 6, the front end face of described catheter block 6 is inclined-plane, which is provided with a locating hole and a plurality of the second positioning bolt hole, the central distribution of the second positioning bolt hole is on same circle, this diameter of a circle D is 148mm, the internal diameter E of locating hole is 127mm, degree of depth F is 10mm, the maximum length G of catheter block 6 is 197.73mm, minimum length J is 192.27mm, between the front end face center of catheter block 6 and rear end face center is 195mm apart from K, the rear end of catheter block 6 is provided with positioning step, the external diameter H of this positioning step is 209.7mm, the front end face of catheter block 6 and the angle I between rear end face are 1 ° 47 ' 24 ".As shown in Figure 8, described catheter block 6 and conductor housing 8 length 0 after fitting together is 409mm.As shown in Figure 7, the diameter M of described tapering knife bar 9 is 50mm, and length N is 410mm.
During installation, taper shank 5 first is installed and is guaranteed to be connected locking with boring spindle internal taper hole; Cleaning catheter block 6 is installed surface, guarantee to install surface clean without dirt, be installed on facing head (the being floral disc) end face of boring machine by 6 bolted, cross connector 7 is installed, cleaning cleaning conduit head 9 is installed by locating surfaces and catheter block 6 is installed the gradient surfaces, by 1 ° 47 ' 24 of angle " fastening conductor housing 9 is installed; By tapering knife bar 8 abrasive cleaning surface blots, dirt and evenly smear lubricating grease, be located in the guide rod hole of conductor housing 9 and rotate up and down tapering knife bar 8, confirm that tapering knife bar 8 can smooth and easy moving up and down at conductor housing 9; Fixing tapering knife bar 8 stroke bolts, the stroke bolt can move with respect to guide groove, and then the feed distance of restriction tapering knife bar 8; Blade row 10 rationally is located to tapering knife bar 8 cutter holddown groove internal lockings.
1: 16 tapering tool structure of processing plunger displacement pump clack box valve seat orifice of the present invention utilizes the T-shaped groove of boring spindle floral disc, be equipped with the catheter block be connected and fixed, connect main shaft locking by taper shank, connect high accuracy tapering knife bar by the cross connector, conductor housing is coordinated with catheter block one end and forms 1 ° 47 ' 24 " oblique angle; utilize the telescopic feed function of main shaft, straight-line trajectory changed to the movement locus direction by the cross connector; Blade row rationally is located at the holddown groove internal locking; When main shaft, floral disc and 1: 16 tapering frock synchronous rotary, carry out main shaft automatic feeding device, realize the processing of 1: 16 tapered hole of clack box.
Claims (6)
1. 1: 16 tapering tool structure of a processing plunger displacement pump clack box valve seat orifice, it is characterized in that, comprise catheter block (6), the front end of catheter block (6) is fixedly connected with conductor housing (8), the middle part of conductor housing (8) has guide rod hole, be provided with tapering knife bar (9) in described guide rod hole, the front end of tapering knife bar (9) connects blade row (10), the rear end of tapering knife bar (9) is by cross connector (7) connecting taper shank (5), wherein, the angle (Q) between the axis of the guide rod hole at the axis of the rear end face of catheter block (6) and conductor housing (8) middle part is 1 ° 47 ' 24 ".
2. 1: 16 tapering tool structure of processing plunger displacement pump clack box valve seat orifice as claimed in claim 1, it is characterized in that, the rear portion of described conductor housing (8) has cyclic lug and divides, this cyclic lug divides and is provided with a plurality of the first positioning bolt holes, the central distribution of the first positioning bolt hole is on same circle, this diameter of a circle (C) is 120～200mm, the diameter (A) of the guide rod hole at conductor housing (8) middle part is 30～80mm, the external diameter (B) of conductor housing (8) rear end is 100～180mm, and the diameter (P) of conductor housing (8) front end is 80～120mm.
3. 1: 16 tapering tool structure of processing plunger displacement pump clack box valve seat orifice as claimed in claim 1, it is characterized in that, the front end face of described catheter block (6) is inclined-plane, which is provided with a locating hole and a plurality of the second positioning bolt hole, the central distribution of the second positioning bolt hole is on same circle, this diameter of a circle (D) is 120～200mm, the internal diameter of locating hole (E) is 100～160mm, the degree of depth (F) is 8～10mm, the maximum length (G) of catheter block (6) is 197.73mm, minimum length (J) is 192.27mm, , the front end face center of catheter block (6) and the distance (K) between the rear end face center are 195mm, the rear end of catheter block (6) is provided with positioning step, the external diameter of this positioning step (H) is 180～220mm, the front end face of catheter block (6) and the angle between rear end face (I) are 1 ° 47 ' 24 ".
4. 1: 16 tapering tool structure of processing plunger displacement pump clack box valve seat orifice as claimed in claim 1, is characterized in that, the length (0) after described catheter block (6) and conductor housing (8) fit together is 409mm.
5. 1: 16 tapering tool structure of processing plunger displacement pump clack box valve seat orifice as claimed in claim 1, is characterized in that, the diameter (M) of described tapering knife bar (9) is 50mm, and length (N) is 410mm.
6. 1: 16 tapering tool structure of processing plunger displacement pump clack box valve seat orifice as claimed in claim 1, it is characterized in that, be provided with the stroke bolt in the guide rod hole at described conductor housing (8) middle part, the side of tapering knife bar (9) is provided with guide groove, and described stroke bolt is located in guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393268.1A CN103447582B (en) | 2013-09-02 | 2013-09-02 | A kind of 1: 16 taper tool structure of processing plunger displacement pump clack box valve seat orifice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393268.1A CN103447582B (en) | 2013-09-02 | 2013-09-02 | A kind of 1: 16 taper tool structure of processing plunger displacement pump clack box valve seat orifice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103447582A true CN103447582A (en) | 2013-12-18 |
| CN103447582B CN103447582B (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310393268.1A Active CN103447582B (en) | 2013-09-02 | 2013-09-02 | A kind of 1: 16 taper tool structure of processing plunger displacement pump clack box valve seat orifice |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1814922A (en) * | 1926-12-17 | 1931-07-14 | Floyd S Hartwell | Taper boring tool |
| CN2031323U (en) * | 1988-01-12 | 1989-01-25 | 辽河石油勘探局机修总厂 | Boring tool for conical bole |
| CN201261080Y (en) * | 2008-09-26 | 2009-06-24 | 大连华锐股份有限公司 | Boring of tapered hole apparatus of numerical control machine |
| CN201300225Y (en) * | 2008-11-20 | 2009-09-02 | 南阳二机石油装备(集团)有限公司 | Taper-hole boring machine processing suit |
| CN201432124Y (en) * | 2009-04-30 | 2010-03-31 | 上海东方泵业(集团)有限公司 | Taper-hole boring clamp |
| CN203541625U (en) * | 2013-09-02 | 2014-04-16 | 上海清河机械有限公司 | Fixture structure for machining taper of 1: 16 of valve box hole to valve seat hole of plunger pump |
-
2013
- 2013-09-02 CN CN201310393268.1A patent/CN103447582B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1814922A (en) * | 1926-12-17 | 1931-07-14 | Floyd S Hartwell | Taper boring tool |
| CN2031323U (en) * | 1988-01-12 | 1989-01-25 | 辽河石油勘探局机修总厂 | Boring tool for conical bole |
| CN201261080Y (en) * | 2008-09-26 | 2009-06-24 | 大连华锐股份有限公司 | Boring of tapered hole apparatus of numerical control machine |
| CN201300225Y (en) * | 2008-11-20 | 2009-09-02 | 南阳二机石油装备(集团)有限公司 | Taper-hole boring machine processing suit |
| CN201432124Y (en) * | 2009-04-30 | 2010-03-31 | 上海东方泵业(集团)有限公司 | Taper-hole boring clamp |
| CN203541625U (en) * | 2013-09-02 | 2014-04-16 | 上海清河机械有限公司 | Fixture structure for machining taper of 1: 16 of valve box hole to valve seat hole of plunger pump |
Non-Patent Citations (1)
| Title |
|---|
| 宋秋锋等: "使用镗床加工锥孔的工装设计", 《金属加工》, no. 14, 15 July 2008 (2008-07-15) * |
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| CN103447582B (en) | 2017-03-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A 1 16 taper tooling structure for machining valve seat hole of plunger pump valve box Effective date of registration: 20211210 Granted publication date: 20170329 Pledgee: Export Import Bank of China Gansu Branch Pledgor: SHANGHAI QINGHE MACHINERY Co.,Ltd. Registration number: Y2021620000018 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230106 Granted publication date: 20170329 Pledgee: Export Import Bank of China Gansu Branch Pledgor: SHANGHAI QINGHE MACHINERY Co.,Ltd. Registration number: Y2021620000018 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A 1 16 taper tooling structure for machining the valve seat hole of plunger pump valve box Effective date of registration: 20230111 Granted publication date: 20170329 Pledgee: Export Import Bank of China Gansu Branch Pledgor: SHANGHAI QINGHE MACHINERY Co.,Ltd. Registration number: Y2023620000009 |