CN217167608U - Self-centering hydraulic tool for milling copper hot forging high-pressure water gun shell - Google Patents
Self-centering hydraulic tool for milling copper hot forging high-pressure water gun shell Download PDFInfo
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- CN217167608U CN217167608U CN202220899297.XU CN202220899297U CN217167608U CN 217167608 U CN217167608 U CN 217167608U CN 202220899297 U CN202220899297 U CN 202220899297U CN 217167608 U CN217167608 U CN 217167608U
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Abstract
The utility model relates to a copper hot forging high pressure squirt casing mills with from centering hydraulic fixture, including hydraulic pressure to the heart clamp, first clamping jaw and second clamping jaw, hydraulic pressure includes two arm lock to the heart clamp, first clamping jaw and second clamping jaw are located respectively on two arm lock, hydraulic pressure is external to the heart clamp has hydraulic pressure oil circuit distributor, hydraulic pressure oil circuit distributor drive two arm lock constant speed simultaneously move in opposite directions or opposite directions, be equipped with the pretension thimble on the second clamping jaw, the pretension thimble is used for fixing squirt casing and first clamping jaw, the squirt casing both sides are pressed from both sides tightly by first clamping jaw and second clamping jaw, even the hot forging blank size is inconsistent can realize the self-centering of squirt casing; during clamping, the shell and the first clamping jaw are pre-fixed through the pre-tightening ejector pins, the first clamping jaw and the second clamping jaw can accurately clamp the shell, manual locking screws are not needed, machining efficiency is improved, and the technical problems that in the prior art, the yield is low and machining efficiency is low when a milling tool of the water gun shell is used for machining are solved.
Description
Technical Field
The utility model relates to a high-pressure squirt processing frock technical field specifically says and indicates that copper hot forging high-pressure squirt casing mills with from centering hydraulic pressure frock.
Background
The high-pressure water gun is a common name of a high-pressure cleaning machine or a high-pressure water jet cleaning machine, and is a machine which enables a high-pressure plunger pump to generate high-pressure water through a power device to wash the surface of an object, and the high-pressure water gun can strip and wash away dirt to achieve the purpose of cleaning the surface of the object. In the manufacturing process of the copper hot forging high-pressure water gun, a work fixture is required to be used for clamping and fixing the water gun shell, and then milling is carried out. The clamping mode of the existing water gun shell tool clamp is that a clamping jaw is fixed on one side, and then a screw is manually rotated to lock a T-shaped block, so that the T-shaped block can clamp a product by extruding the clamping jaw on the other side. But as the size of the hot forging blank is difficult to ensure the consistency, the aperture of the processed product is eccentric, the wall thickness difference of the product is about 0.3mm, and the reject ratio reaches 22%; in addition, because of manual screw locking need adopt torsion spanner control locking torque, waste time and energy, influence machining efficiency, loading and unloading a product 35 seconds.
SUMMERY OF THE UTILITY MODEL
To the not enough of prior art, the utility model aims to provide a can improve yields and machining efficiency's of high-pressure squirt shell processing from centering hydraulic tool.
In order to solve the technical problem, the utility model provides a copper hot forging high pressure squirt casing mills with from centering hydraulic pressure frock, including hydraulic pressure clamp to the heart, first clamping jaw and second clamping jaw, hydraulic pressure clamp includes two arm lock to the heart, and on two arm lock were located respectively to first clamping jaw and second clamping jaw, hydraulic pressure clamp externally connected has hydraulic pressure oil circuit distributor, and two arm lock constant speed simultaneously of hydraulic pressure oil circuit distributor drive are in opposite directions or remove on the contrary, are equipped with the pretension thimble on the second clamping jaw, and the pretension thimble is used for fixing squirt casing and first clamping jaw.
After the structure of the oil adding device is adopted, the utility model relates to a copper hot forging high pressure squirt casing mills with having following advantage from centering hydraulic fixture: the first clamping jaw and the second clamping jaw are respectively arranged on the two clamping arms, the two clamping arms can be driven by the hydraulic oil way distributor to simultaneously move oppositely at a constant speed when the water gun shell is clamped, and the two sides of the water gun shell are clamped by the first clamping jaw and the second clamping jaw, so that the self-centering of the water gun shell can be realized even if hot forging blanks are inconsistent in size, the eccentricity of the aperture of the water gun shell is greatly reduced, and the yield is improved; during clamping, the shell and the first clamping jaw are pre-fixed through the pre-tightening ejector pins, the first clamping jaw and the second clamping jaw can accurately clamp the shell, manual locking screws are not needed, machining efficiency is improved, and the hydraulic pressure of the hydraulic oil way distributor is changed, so that rated adjustment of clamping force can be achieved.
As an improvement, the pre-tightening thimble comprises a main rod, a sleeve shell and a spring, the main rod, the sleeve shell and the spring are all arranged along the sliding direction of the clamping arm, the sleeve shell is arranged on the second clamping jaw, a first through hole is arranged on the sleeve shell, a circumferential first flange is arranged on the main rod and close to one end of the first clamping jaw, the first flange is inserted in the first through hole in a sliding manner, the main rod penetrates through the first through hole and is exposed outside the sleeve shell, a circumferential second flange is arranged on the inner wall of the first through hole and far away from one end of the first clamping jaw, the spring is sleeved on the main rod, two ends of the spring respectively abut against the first flange and the second flange, and when the pre-tightening thimble and the first clamping jaw fix the water gun shell, the spring is in a compressed state; adopt this kind of structure, when the clamping casing, with the mobile jib toward keeping away from first clamping jaw direction pulling, the spring is compressed, put into the casing between first clamping jaw and the mobile jib, after loosening the mobile jib, thereby the compressed spring offsets casing and first clamping jaw and fixes the casing in advance, and at the in-process that follow-up arm lock removed in opposite directions, the mobile jib slides, the spring is further compressed, make the pressure increase of mobile jib to the casing, make the clamping of casing more stable, do not influence the removal of two arm locks simultaneously yet.
As an improvement, a limiting block is arranged on the main rod and at one end far away from the first clamping jaw, and the diameter of the limiting block is larger than the inner diameter of the second flange; by adopting the structure, the limiting block can prevent the main rod from being ejected from the first through hole by the spring, and the main rod is ensured to be always positioned in the first through hole.
As an improvement, a second through hole is arranged on the first clamping jaw, the second through hole is coaxially arranged with the main rod, and the diameter of the second through hole is larger than the outer diameter of the first flange; adopt this kind of structure for the mobile jib can stretch into in the second through-hole, avoids when not placing the casing, and the mobile jib supports the wearing and tearing that cause first clamping jaw on first clamping jaw for a long time.
As an improvement, the two clamping arms are respectively provided with a positioning bulge, the first clamping jaw and the second clamping jaw are respectively abutted against one positioning bulge, the first clamping jaw and the second clamping jaw are positioned between the two positioning bulges, and the first clamping jaw and the second clamping jaw are respectively fixed with the two clamping arms through threaded fasteners; adopt this kind of structure for first clamping jaw and second clamping jaw can be dismantled with the arm lock, and the location arch plays the positioning action to first clamping jaw, second clamping jaw, and the position takes place the deviation when preventing to install first clamping jaw and second clamping jaw.
As an improvement, the utility model also comprises a four-axis turntable, a tailstock and an oil-way bridge plate, wherein two ends of the oil-way bridge plate are respectively connected with the four-axis turntable and the tailstock, the four-axis turntable drives the oil-way bridge plate to rotate, the hydraulic centering clamp is arranged on the oil-way bridge plate, an oil-way pipeline is arranged on the oil-way bridge plate, the oil-way pipeline is communicated with a hydraulic oil-way distributor and the hydraulic centering clamp, and the hydraulic oil-way distributor supplies oil for the hydraulic centering clamp through the oil-way pipeline so as to drive two clamping arms to move; by adopting the structure, the four-shaft turntable drives the oil way bridge plate to rotate, and drives the hydraulic centering clamp to rotate, so that different parts of the hydraulic gun shell can be processed.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the middle hydraulic centering clamp, the first clamping jaw and the second clamping jaw of the present invention.
Fig. 2 is a schematic structural view of the middle pre-tightening thimble of the present invention.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic view of the overall three-dimensional structure of the present invention.
Reference numerals: 1. hydraulic centering tongs; 100. clamping arms; 2. a first jaw; 3. a second jaw; 4. a hydraulic oil line distributor; 5. pre-tightening the thimble; 51. a main rod; 52. a housing; 53. a spring; 6. a first through hole; 7. a first flange; 8. a second flange; 9. a limiting block; 10. a second through hole; 11. positioning the projection; 13. a four-axis turntable; 14. a tailstock; 15. oil circuit bridge plate.
Detailed Description
The following describes the self-centering hydraulic tool for milling the copper hot forging high-pressure water gun shell in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, a self-centering hydraulic tool for milling a copper hot forging high-pressure water gun shell comprises a hydraulic centering clamp 1, a first clamping jaw 2, a second clamping jaw 3, a four-axis rotary table 13, a tailstock 14 and an oil way bridge plate 15, wherein two ends of the oil way bridge plate 15 are respectively connected with the four-axis rotary table 13 and the tailstock 14, the four-axis rotary table 13 drives the oil way bridge plate 15 to rotate, the hydraulic centering clamp 1 is arranged on the oil way bridge plate 15, an oil way pipeline is arranged on the oil way bridge plate 15, and the oil way pipeline is communicated with a hydraulic oil way distributor 4 and the hydraulic centering clamp 1; as shown in fig. 1, the hydraulic centering clamp 1 includes two clamp arms 100, the first clamp jaw 2 and the second clamp jaw 3 are respectively disposed on the two clamp arms 100, and the hydraulic oil way distributor 4 supplies oil to the hydraulic centering clamp 1 through an oil way pipeline to drive the two clamp arms 100 to move, that is, the hydraulic oil way distributor 4 drives the two clamp arms 100 to simultaneously move in opposite directions or in opposite directions at a constant speed; as shown in fig. 4, in this embodiment, two hydraulic centering clamps 1 are arranged on the oil bridge plate 15, the oil pipeline connects the hydraulic oil distributor 4 and the two hydraulic centering clamps 1, and the specific arrangement manner of the oil pipeline is the prior art and is not described herein again.
As shown in fig. 2 and 3, a pre-tightening thimble 5 is arranged on the second clamping jaw 3, and the pre-tightening thimble 5 is used for fixing the water gun housing and the first clamping jaw 2; in this embodiment, the first clamping jaw 2 and the second clamping jaw 3 are provided with four clamping parts which respectively clamp four cylindrical ends on the water gun housing; the pre-tightening thimble 5 comprises a main rod 51, a sleeve 52 and a spring 53, the main rod 51, the sleeve 52 and the spring 53 are all arranged along the sliding direction of the clamping arm 100, the sleeve 52 is cylindrical and is arranged on the second clamping jaw 3, a first through hole 6 is axially arranged on the sleeve 52, a first flange 7 in the circumferential direction is arranged on the main rod 51 and close to one end of the first clamping jaw 2, the first flange 7 is inserted in the first through hole 6 in a sliding manner, the main rod 51 penetrates through the first through hole 6 and is exposed out of the sleeve 52, a second flange 8 in the circumferential direction is arranged on the inner wall of the first through hole 6 and at one end far away from the first clamping jaw 2, the spring 53 is sleeved on the main rod 51, two ends of the spring 53 are respectively abutted against the first flange 7 and the second flange 8, and when the pre-tightening thimble 5 and the first clamping jaw 2 fix the water gun shell, the spring 53 is in a compressed state; a limiting block 9 is arranged on the main rod 51 and at one end far away from the first clamping jaw 2, and the diameter of the limiting block 9 is larger than the inner diameter of the second flange 8; in this embodiment, the inner diameter of the second flange 8 is the same as the diameter of the main rod 51, so that the main rod 51 is inserted into the second flange 8; the first clamping jaw 2 is provided with a second through hole 10, the second through hole 10 is coaxially arranged with the main rod 51, and the diameter of the second through hole 10 is larger than the outer diameter of the first flange 7, so that the main rod 51 and the first flange 7 can extend into the second through hole 10.
As shown in fig. 2, the two clamping arms 100 are respectively provided with a positioning protrusion 11, the first clamping jaw 2 and the second clamping jaw 3 are respectively abutted against one positioning protrusion 11, the first clamping jaw 2 and the second clamping jaw 3 are located between the two positioning protrusions 11, and the first clamping jaw 2 and the second clamping jaw 3 are respectively fixed with the two clamping arms 100 through threaded fasteners.
Before clamping, under the action of the compressed spring 53, the main rod 51 and the first flange 7 extend into the second through hole 10, and the limiting block 9 prevents the main rod 51 from sliding out of the first through hole 6; during clamping, the water gun shell is held by hand, the main rod 51 is pulled towards the direction far away from the first clamping jaw 2, the spring 53 is compressed, the water gun shell is placed into the first clamping jaw 2, the four cylindrical ends of the water gun shell are placed into the clamping part of the first clamping jaw 2, then the main rod 51 is loosened, the compressed spring 53 enables the main rod 51 to move towards the direction of the first clamping jaw 2, the main rod 51 is enabled to abut against the water gun shell, and therefore the water gun shell is pre-fixed by the first clamping jaw 2 and the main rod 51; afterwards, move towards each other through two arm lock 100 of hydraulic pressure oil way distributor 4 drive simultaneously constant speed, wherein first clamping jaw 2 drives the squirt casing and removes toward 3 directions of second clamping jaw together, mobile jib 51 also removes with it syntropy for spring 53 is by further compression, therefore mobile jib 51 is to the pressure grow of squirt casing, the centre gripping is more stable, four cylinder ends on the squirt casing offset with the clamping part on the second clamping jaw 3, the clamping to the squirt casing is accomplished to first clamping jaw 2 and second clamping jaw 3 this moment, arm lock 100 stops to move.
The utility model discloses a two side clamping are carried out to the squirt shell through first clamping jaw 2 and second clamping jaw 3 to replace the unilateral clamping among the prior art, can realize the self-centering of squirt shell in the removal process of two arm lock 100 and constant speed simultaneously, even the size of hot forging blank is inconsistent, also can realize self-centering, can control product unilateral wall thickness difference within 0.05mm, improved the yields greatly; the hydraulic oil way distributor 4 can control rated hydraulic pressure, and the clamping force on the water gun shell can be adjusted in a rated mode; the screws do not need to be screwed up manually, the single piece assembling and disassembling time only needs 6 seconds, and the machining efficiency is greatly improved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned one, and all other embodiments obtained by those skilled in the art without any inventive work belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a copper hot forging high pressure squirt casing mills with from centering hydraulic pressure frock, a serial communication port, including hydraulic pressure to clamp (1), first clamping jaw (2) and second clamping jaw (3), hydraulic pressure includes two arm lock (100) to clamp (1), first clamping jaw (2) with two are located respectively to second clamping jaw (3) on arm lock (100), hydraulic pressure has hydraulic circuit distributor (4) to clamp (1) external, hydraulic circuit distributor (4) drive two arm lock (100) constant speed simultaneously move in opposite directions or on the contrary, be equipped with pretension thimble (5) on second clamping jaw (3), pretension thimble (5) be used for with squirt casing with first clamping jaw (2) are fixed.
2. The self-centering hydraulic tool for milling the copper hot forging high-pressure water gun shell according to claim 1, wherein the pre-tightening thimble (5) comprises a main rod (51), a casing (52) and a spring (53), the main rod (51), the casing (52) and the spring (53) are all arranged along the sliding direction of the clamping arm (100), the casing (52) is arranged on the second clamping jaw (3), a first through hole (6) is formed in the casing (52), a circumferential first flange (7) is arranged at one end, close to the first clamping jaw (2), of the main rod (51), the first flange (7) is inserted into the first through hole (6) in a sliding manner, the main rod (51) penetrates through the first through hole (6) and is exposed out of the casing (52), a circumferential second flange (8) is arranged at one end, far away from the first clamping jaw (2), of the inner wall of the first through hole (6), spring (53) cup joints on mobile jib (51), just spring (53) both ends respectively with first flange (7) with second flange (8) offset, work as pretension thimble (5) with when first clamping jaw (2) are fixed the squirt casing, spring (53) are in by compression state.
3. The self-centering hydraulic tool for milling the copper hot forging high-pressure water gun shell as claimed in claim 2, wherein a limiting block (9) is arranged at one end of the main rod (51) far away from the first clamping jaw (2), and the diameter of the limiting block (9) is larger than the inner diameter of the second flange (8).
4. The self-centering hydraulic tool for milling the copper hot forging high-pressure water gun shell as claimed in claim 2 or 3, wherein a second through hole (10) is formed in the first clamping jaw (2), the second through hole (10) and the main rod (51) are coaxially arranged, and the diameter of the second through hole (10) is larger than the outer diameter of the first flange (7).
5. The self-centering hydraulic tool for milling the copper hot forging high-pressure water gun shell according to claim 1, wherein two clamping arms (100) are respectively provided with a positioning protrusion (11), the first clamping jaw (2) and the second clamping jaw (3) are respectively abutted against one positioning protrusion (11), the first clamping jaw (2) and the second clamping jaw (3) are located between the two positioning protrusions (11), and the first clamping jaw (2) and the second clamping jaw (3) are respectively fixed to the two clamping arms (100) through threaded fasteners.
6. The self-centering hydraulic tool for milling the copper hot forging high-pressure water gun shell according to claim 1, further comprising a four-axis rotary table (13), a tailstock (14) and an oil-way bridge plate (15), wherein two ends of the oil-way bridge plate (15) are respectively connected with the four-axis rotary table (13) and the tailstock (14), the four-axis rotary table (13) drives the oil-way bridge plate (15) to rotate, the hydraulic centering clamp (1) is arranged on the oil-way bridge plate (15), an oil-way pipeline is arranged on the oil-way bridge plate (15), the oil-way pipeline is communicated with the hydraulic oil-way distributor (4) and the hydraulic centering clamp (1), and the hydraulic oil-way distributor (4) supplies oil to the hydraulic centering clamp (1) through the oil-way pipeline so as to drive the two clamping arms (100) to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220899297.XU CN217167608U (en) | 2022-04-19 | 2022-04-19 | Self-centering hydraulic tool for milling copper hot forging high-pressure water gun shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220899297.XU CN217167608U (en) | 2022-04-19 | 2022-04-19 | Self-centering hydraulic tool for milling copper hot forging high-pressure water gun shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217167608U true CN217167608U (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220899297.XU Active CN217167608U (en) | 2022-04-19 | 2022-04-19 | Self-centering hydraulic tool for milling copper hot forging high-pressure water gun shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217167608U (en) |
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- 2022-04-19 CN CN202220899297.XU patent/CN217167608U/en active Active
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