CN211564617U - Positioning drill jig for waist-shaped slotted hole of plunger pump cylinder body - Google Patents
Positioning drill jig for waist-shaped slotted hole of plunger pump cylinder body Download PDFInfo
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- CN211564617U CN211564617U CN201922395752.3U CN201922395752U CN211564617U CN 211564617 U CN211564617 U CN 211564617U CN 201922395752 U CN201922395752 U CN 201922395752U CN 211564617 U CN211564617 U CN 211564617U
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Abstract
The utility model provides a plunger pump cylinder body waist shape slotted hole location jig relates to plunger pump cylinder body processing jig field, including plunger pump cylinder body waist shape slotted hole location jig, including the installation base, the axle center department of installation base is provided with fastening double threaded screw perpendicularly, fastening double threaded screw's one end is through the interior bottom thread tightening of a lock nut and the installation base that sets up. This plunger pump cylinder body kidney-shaped slot hole location jig through setting up locking clamp plate, a mouth board and U type quick assembly disassembly clamp plate, when the installation operation, realizes processing cylinder spare through locking clamp plate, a mouth board in location and U type quick assembly disassembly clamp plate that quick installation is fixed, guarantees the machining precision by simple and easy frock, carries out batch production, has advantages such as processing technology is simple, and the equipment requirement is low, controllable manufacturing cost.
Description
Technical Field
The utility model relates to a plunger pump cylinder body processing jig technical field specifically is a plunger pump cylinder body kidney-shaped slot hole location jig.
Background
In the high-speed and high-pressure running process of the plunger pump, the opening distance of the waist-shaped groove of the cylinder body and the opening distance of the waist-shaped groove of the oil distribution disc are matched with each other, if the opening distance error of the cylinder body and the oil distribution disc is too small, the closed volume can be caused, and noise is generated; if the distance between the two is too large, the oil pressure pulsation is large and the volumetric efficiency is reduced. Therefore, the opening distance of the cylinder kidney-shaped slot is strictly controlled when the cylinder kidney-shaped slot is processed.
At present, a machining center is usually used for finishing machining, but sometimes the production arrangement of the machining center is not changed; sometimes, the drilling machine workers do not work much, so the utility model discloses the project has been designed. On the premise of ensuring the machining precision, the implementation of the project not only solves the problems of production equipment and personnel, but also has low requirements on personnel and equipment, strong operability and low manufacturing cost.
The utility model discloses plunger pump cylinder body waist shape slotted hole location jig for the clearance of ordinary drilling machine processing cylinder body waist shape slot hole, control waist shape groove width H0 +0.10mm. The utility model discloses a plunger pump cylinder body waist shape slotted hole location jig, with ordinary equipment, realize batch production.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model discloses a plunger pump cylinder body waist shape slotted hole location jig to solve the problem that provides among the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a plunger pump cylinder body kidney-shaped slot hole location jig, includes the installation base, the axle center department of installation base is provided with fastening double threaded screw perpendicularly, fastening double threaded screw's one end is through the interior bottom thread tightening of the lock nut one and installation base that sets up.
The upper surface of installation base is provided with processing jar body spare, the top of processing jar body spare is provided with the jig mainboard, the surface of jig mainboard has been seted up processing and has been used cover jig cover hole, and processing is provided with processing with cover jig cover hole inside and is used the cover jig, processing is provided with the fragile transition cover of rhombus locating pin dismouting with cover jig inside, the center department of jig mainboard is provided with the locking clamp plate, the center department of jig mainboard just is located and sets up a location zhikou board between the locking clamp plate, the outer upper surface of pressing at processing with cover jig of locking clamp plate, the upper surface of a mouth board is equipped with U type quick assembly disassembly clamp plate in location, the center department of U type quick assembly disassembly clamp plate cup joints with the fastening double-end screw activity, just the upper surface of U type quick assembly disassembly clamp plate passes through lock nut two and fastening double-end screw thread tightening.
The outer surface of the drill jig main board is located at the outer edge of a circular ring where a sleeve drill jig trepanning hole for machining is located, a positioning hole is formed, a rhombic positioning threaded rod is arranged inside the positioning hole, and the end portion of the rhombic positioning threaded rod is located on the upper surface of the drill jig main board and is in threaded connection with a third locking nut.
Preferably, the excircle of the mounting base is of a cylindrical structure, a cylindrical sinking pit is arranged in the middle of the cylindrical sinking pit, and a threaded hole is formed in the bottom of the cylindrical sinking pit.
Preferably, the positioning port plate and the locking pressure plate are respectively provided with two cylindrical holes which are process holes for mutually locking the two parts.
Preferably, the number of the machining trepanning dies is nineteen, the trepanning positions corresponding to the nineteen machining trepanning dies are preset coordinate positions, and the maximum distance between the outer edges of two adjacent holes, namely the machining required dimension width H+ 0 0.10mm。
Preferably, the easy-to-dismount transition sleeve of the diamond positioning pin is used for mounting a diamond positioning threaded rod, the threaded part at the upper end of the diamond positioning threaded rod is fixed by a locking nut III, and when the diamond positioning threaded rod is mounted, the diamond part is positioned at the radial position of the cylinder part to be processed for positioning.
Preferably, the diameter of the excircle extension of the drill jig main plate is larger than the diameter of the excircle of the cylinder part to be machined.
Preferably, the processing sleeve drill jig sleeve is used for wear replacement after batch processing, the hardness of the processing sleeve drill jig sleeve is HRC58-62, the outer circle is processed without a core mill and is in small interference fit with the drill jig main body, the inner hole is processed by an inner grinding outer circle, the tolerance is H7, and the orifice is provided with a drill bit guide port chamfer.
The utility model discloses a plunger pump cylinder body waist shape slotted hole location jig, its beneficial effect who possesses as follows:
1. this plunger pump cylinder body kidney-shaped slot hole location jig through setting up locking clamp plate, a mouth board and U type quick assembly disassembly clamp plate, in the installation operation number, realizes processing cylinder spare through locking clamp plate, a mouth board in location and U type quick assembly disassembly clamp plate that quick installation is fixed, guarantees the machining precision by simple and easy frock, carries out batch production, has advantages such as processing technology is simple, and the equipment requirement is low, controllable manufacturing cost.
2. According to the positioning drill jig for the waist-shaped slotted hole of the plunger pump cylinder body, the positioning port plate is used for positioning during processing, the positioning port excircle is easy to wear during batch processing, and the positioning port plate and the drill jig main plate are arranged to be of a split structure, so that local parts can be conveniently replaced after wear without being integrally replaced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;
fig. 4 is a cross-sectional view taken at C-C of fig. 2 according to the present invention;
fig. 5 is an exploded view of the structure of the present invention.
In the figure: the device comprises a mounting base 1, a locking nut 2, a processing cylinder body 3, a drilling jig 4 main board, a sleeve drilling jig 5 for processing, a locking pressing plate 6, a positioning port plate 7, a quick assembling and disassembling pressing plate 8U-shaped, a locking nut 9, a fastening double-head screw rod 10, a diamond positioning threaded rod 11 and a locking nut 12.
Detailed Description
The embodiment of the utility model discloses plunger pump cylinder body waist shape slotted hole location jig, as shown in fig. 1-4, including installation base 1, installation base 1 excircle is the cylinder structure, and there is a cylinder to sink the hole in the centre, and threaded hole is seted up to the bottom, and installation base 1's axle center department is provided with fastening double threaded screw 10 perpendicularly, and the interior bottom thread tightening of the locking nut 2 and installation base 1 that sets up is passed through to fastening double threaded screw 10's one end.
The upper surface of installation base 1 is provided with processing jar body 3, the top of processing jar body 3 is provided with jig mainboard 4, jig mainboard 4 excircle epitaxial department diameter is greater than processing jar body 3 excircle diameter, the surface of jig mainboard 4 has been seted up and has been processed with cover jig cover hole, and processing is provided with processing with cover jig cover downthehole portion and is used cover jig 5, processing is with the quick-witted cover transition cover of rhombus locating pin dismouting that is provided with of cover jig 5 inside, processing is used for wearing and tearing more changing after processing in batches with cover jig 5, its hardness HRC58-62, the excircle is the centreless grinding processing, for the little interference fit with the jig main part, the hole is the processing of internal grinding excircle, tolerance H7, the drill bit guide mouth chamfer is equipped with to the drill bit.
Center department of jig mainboard 4 is provided with locking clamp plate 6, center department of jig mainboard 4 just is located and sets up a location mouthful board 7 between the locking clamp plate 6, two cylinder holes have respectively been seted up on a location mouthful board 7 and the locking clamp plate 6, be the fabrication hole that is used for two parts to lock each other, locking clamp plate 6 is outer to be pressed at the upper surface of processing with set jig 5, the upper surface of a location mouthful board 7 is equipped with U type quick assembly disassembly clamp plate 8, the center department of U type quick assembly disassembly clamp plate 8 cup joints with fastening double threaded screw 10 activity, and the upper surface of U type quick assembly disassembly clamp plate 8 passes through lock nut two 9 and fastening double threaded screw 10 threaded fixing.
The outer surface of the drill jig main board 4 and the outer edge of the circular ring where the sleeve drill jig trepanning hole for machining is located are provided with positioning holes, a rhombic positioning threaded rod 11 is arranged inside each positioning hole, and the end portion of the rhombic positioning threaded rod 11 and the upper surface of the drill jig main board 4 are in threaded connection with a third locking nut 12.
The number of the machining trepanning dies 5 is nineteen, the trepanning positions corresponding to the nineteen machining trepanning dies 5 are preset coordinate positions, and the maximum distance between the outer edges of two adjacent holes, namely the machining required dimension width H0 +0.10mm。
The easy-to-dismount transition sleeve for the diamond positioning pin is used for mounting the diamond positioning threaded rod 11, the threaded part at the upper end of the diamond positioning threaded rod 11 is fixed by the third locking nut 12, and when the diamond positioning threaded rod 11 is mounted, the diamond part is positioned at the radial position of the processing cylinder body part 3.
The working principle is as follows: clean 1 plane and the hole of installation base, will be processed jar body spare 3 and pass fastening double threaded screw 10, lay on installation base 1, pass fastening double threaded screw 10 with the jig subassembly, lay in processing jar body spare 3 upper end, insert U type quick assembly disassembly clamp plate 8, revolve wrong lock nut two 9, the installation is accomplished, begins processing, and after the processing is accomplished, demolish according to former step can.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a plunger pump cylinder body kidney-shaped slot hole location jig, includes installation base (1), its characterized in that: a fastening double-threaded screw (10) is vertically arranged at the axis of the mounting base (1), and one end of the fastening double-threaded screw (10) is fixed with the inner bottom of the mounting base (1) through a first locking nut (2);
the upper surface of the mounting base (1) is provided with a processing cylinder body part (3), the top of the processing cylinder body part (3) is provided with a drilling jig main board (4), the outer surface of the drilling jig main board (4) is provided with a processing sleeve drilling jig sleeve hole, a processing sleeve drilling jig (5) is arranged in the processing sleeve drilling jig sleeve hole, a rhombic positioning pin dismounting easily-damaged transition sleeve is arranged in the processing sleeve drilling jig (5), a locking pressing plate (6) is arranged at the center of the drilling jig main board (4), a positioning port plate (7) is arranged at the center of the drilling jig main board (4) and between the locking pressing plates (6), the locking pressing plate (6) is outwards pressed on the upper surface of the processing sleeve drilling jig (5), a U-shaped quick dismounting pressing plate (8) is arranged on the upper surface of the positioning port plate (7), the center of the U-shaped quick dismounting pressing plate (8) is movably sleeved with a fastening double-end screw (10), the upper surface of the U-shaped quick dismounting pressing plate (8) is in threaded fixation with a fastening double-thread screw (10) through a locking nut II (9);
the outer surface of the drill jig main board (4) is located at the outer edge of a circular ring where a sleeve drill jig sleeve hole for machining is located, a positioning hole is formed, a rhombic positioning threaded rod (11) is arranged inside the positioning hole, and the end portion of the rhombic positioning threaded rod (11) is located on the upper surface of the drill jig main board (4) and is in threaded connection with a locking nut III (12).
2. The plunger pump cylinder body waist-shaped slotted hole positioning drill jig as claimed in claim 1, characterized in that: the excircle of the mounting base (1) is of a cylindrical structure, a cylindrical sinking pit is arranged in the middle of the cylindrical sinking pit, and a threaded hole is formed in the bottom of the cylindrical sinking pit.
3. The plunger pump cylinder body waist-shaped slotted hole positioning drill jig as claimed in claim 1, characterized in that: two cylindrical holes are respectively formed in the positioning port plate (7) and the locking pressing plate (6) and are fabrication holes for mutually locking two parts.
4. The plunger pump cylinder body waist-shaped slotted hole positioning drill jig as claimed in claim 1, characterized in that: the number of the machining trepanning dies (5) is nineteen, the positions of the trepanning holes corresponding to the nineteen machining trepanning dies (5) are preset coordinate positions, and the maximum distance between the outer edges of two adjacent holes is the machining required size width H +/-0.10 mm.
5. The plunger pump cylinder body waist-shaped slotted hole positioning drill jig as claimed in claim 1, characterized in that: the quick-wear transition sleeve for dismounting the diamond positioning pin is used for mounting the diamond positioning threaded rod (11), the threaded part at the upper end of the diamond positioning threaded rod (11) is fixed by the third locking nut (12), and when the diamond positioning threaded rod (11) is mounted, the diamond part is positioned at the radial position of the processing cylinder piece (3).
6. The plunger pump cylinder body waist-shaped slotted hole positioning drill jig as claimed in claim 1, characterized in that: the diameter of the excircle extension position of the drilling jig main plate (4) is larger than that of the excircle of the machining cylinder body piece (3).
7. The plunger pump cylinder body waist-shaped slotted hole positioning drill jig as claimed in claim 1, characterized in that: the processing sleeve drilling jig (5) is used for wear replacement after batch processing, the hardness of the processing sleeve drilling jig is HRC58-62, the excircle is processed by a coreless mill and is in small interference fit with the drilling jig main body, the inner hole is processed by an inner-grinding excircle, the tolerance is H7, and the orifice is provided with a drill bit guide port chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922395752.3U CN211564617U (en) | 2019-12-27 | 2019-12-27 | Positioning drill jig for waist-shaped slotted hole of plunger pump cylinder body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922395752.3U CN211564617U (en) | 2019-12-27 | 2019-12-27 | Positioning drill jig for waist-shaped slotted hole of plunger pump cylinder body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211564617U true CN211564617U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922395752.3U Active CN211564617U (en) | 2019-12-27 | 2019-12-27 | Positioning drill jig for waist-shaped slotted hole of plunger pump cylinder body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211564617U (en) |
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- 2019-12-27 CN CN201922395752.3U patent/CN211564617U/en active Active
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