CN209919390U - Hydraulic tool for machining bottom of valve seat of hydraulic motor - Google Patents

Hydraulic tool for machining bottom of valve seat of hydraulic motor Download PDF

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Publication number
CN209919390U
CN209919390U CN201920468663.4U CN201920468663U CN209919390U CN 209919390 U CN209919390 U CN 209919390U CN 201920468663 U CN201920468663 U CN 201920468663U CN 209919390 U CN209919390 U CN 209919390U
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CN
China
Prior art keywords
hydraulic
valve seat
positioning pin
plate
motor
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Active
Application number
CN201920468663.4U
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Chinese (zh)
Inventor
王广南
刘志强
夏海友
徐友生
徐明俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi L & R Precision Machinery Co Ltd
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Wuxi L & R Precision Machinery Co Ltd
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Priority to CN201920468663.4U priority Critical patent/CN209919390U/en
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Publication of CN209919390U publication Critical patent/CN209919390U/en
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Abstract

The utility model discloses a hydraulic tool for processing the bottom of a hydraulic motor valve seat, which comprises a bottom plate and at least one set of hydraulic fixture, wherein the hydraulic fixture comprises three first supporting blocks, a first positioning pin, a second positioning pin and two sets of clamping elements, the bottom ends of the first supporting blocks, the first positioning pin and the second positioning pin are respectively and fixedly connected with the bottom plate, the top of the first supporting blocks is connected with the motor valve seat, and the first positioning pin and the second positioning pin are respectively inserted into holes on the motor valve seat; the clamping element comprises a corner oil cylinder, the fixed end of the corner oil cylinder is fixedly connected with the bottom plate, the free end of the corner oil cylinder is connected with a first pressing plate, and the first pressing plate can rotate to be connected with the top surface of the motor valve seat in an abutting mode. A hydraulic pressure frock of processing hydraulic motor disk seat bottom, can shorten the clamping time when processing hydraulic motor disk seat, improve production efficiency.

Description

Hydraulic tool for machining bottom of valve seat of hydraulic motor
Technical Field
The utility model relates to an anchor clamps especially relate to a hydraulic frock of processing hydraulic motor disk seat bottom.
Background
When the machining center machines the bottom of the hydraulic motor valve seat, if the threaded screw is used for manual clamping, the situation that pressing force is not balanced can occur, and the idle rate of equipment is high due to overlong positioning and clamping time, so that machining efficiency is low, and therefore a clamp capable of improving clamping efficiency needs to be designed.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a hydraulic pressure frock of processing hydraulic motor disk seat bottom to add man-hour, the convenient quick clamping location of realization motor disk seat.
The technical scheme is as follows: in order to achieve the above object, the utility model discloses a hydraulic tool for machining the bottom of a hydraulic motor valve seat, which comprises a bottom plate and at least one set of hydraulic fixture, wherein the hydraulic fixture comprises at least three first supporting blocks, a first positioning pin, a second positioning pin and at least two sets of clamping elements arranged at intervals, the bottom ends of the first supporting blocks, the first positioning pin and the second positioning pin are respectively and fixedly connected with the bottom plate, the top of the first supporting blocks is connected with the lower surface of the motor valve seat in a jacking manner, and the first positioning pin and the second positioning pin are respectively inserted into holes on the motor valve seat; the clamping element comprises a corner oil cylinder, the fixed end of the corner oil cylinder is fixedly connected with the bottom plate, the free end of the corner oil cylinder is connected with a first pressing plate, and the first pressing plate can rotate to be connected with the top surface of the motor valve seat in an abutting mode.
Furthermore, the first positioning pin is a round pin, and the second positioning pin is a diamond pin.
Furthermore, the clamping element also comprises a limiting support nail, a guide spring support nail and a second pressure plate; the bottom of spacing support nail and direction spring support nail all with bottom plate fixed connection, the second clamp plate is provided with the guide way, the top sliding connection of spacing support nail and direction spring support nail is in the guide way.
Furthermore, the motor valve seat further comprises two auxiliary supporting blocks, the bottom ends of the two auxiliary supporting blocks are fixedly connected with the bottom plate, and the top ends of the auxiliary supporting blocks are connected with the lower surface of the motor valve seat in a pressing mode.
Furthermore, the bottom plate is provided with an oil path which is respectively communicated with an oil inlet and an oil outlet of the corner oil cylinder, and the oil path is also connected with a reversing valve.
The utility model has the advantages as follows: a hydraulic tool for machining the bottom of a valve seat of a hydraulic motor is characterized in that an oil way is designed in a bottom plate and is connected with a reversing valve and a corner oil cylinder, and the corner oil cylinder is controlled by the reversing valve to clamp a workpiece, so that the hydraulic tool is quick and convenient, and the production efficiency is improved; meanwhile, a plurality of sets of hydraulic clamps can be arranged on the bottom plate, a plurality of parts can be loaded, multi-window processing can be realized through one-time clamping, all parts are more uniform in part precision, working efficiency is improved, and the multi-window hydraulic clamping device is suitable for mass production.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a front view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The following top surface is a top surface when the side of the motor valve seat having the horizontal plane is placed upward, and the lower surface is opposite to the top surface.
The hydraulic tool for machining the bottom of the hydraulic motor valve seat as shown in the attached drawings 1-2 comprises a bottom plate 1 and two sets of hydraulic clamps, wherein the two sets of hydraulic clamps are fixed on the bottom plate at intervals respectively; the hydraulic fixture comprises three first supporting blocks 8, a first positioning pin 7, a second positioning pin 10 and at least two sets of clamping elements arranged at intervals, wherein the first positioning pin 7 is a round pin, the second positioning pin 10 is a diamond pin, the bottom ends of the first supporting block 8, the first positioning pin 7 and the second positioning pin 10 are respectively and fixedly connected with the bottom plate 1, the top of the first supporting block 8 is connected to the lower surface of the motor valve seat 12 in a jacking mode, and the first positioning pin 7 and the second positioning pin 10 are respectively inserted into holes in the motor valve seat 12; the three first supporting blocks limit the freedom degrees of the motor valve seat moving along the Z axis and rotating around the X axis and the Y axis, the first positioning pin limits the freedom degrees of the motor valve seat moving along the X axis and the Y axis, and the second positioning pin limits the freedom degrees of the motor valve seat rotating around the Z axis, so that the complete positioning is achieved.
The clamping elements are arranged at intervals of 180 degrees and comprise corner oil cylinders 2, the fixed ends of the corner oil cylinders 2 are fixedly connected with a bottom plate 1, the free ends of the corner oil cylinders 2 are connected with first pressing plates 3, the end portions of the first pressing plates 3 are provided with pressing heads 3-1, the bottom surfaces of the pressing heads 3-1 are arc surfaces so as to guarantee rapid clamping of workpieces, the bottom plate 1 is provided with an oil way 13, the oil way 13 is respectively communicated with an oil inlet and an oil outlet of the corner oil cylinders 2, and the oil way 13 is further connected with a reversing valve 11. The free end of the corner oil cylinder 2 is driven to rotate through the reversing valve 11, and the first pressing plate 3 rotates to enable the pressing head 3-1 to enable the top surfaces of the rest motor valve seats to be pressed, so that clamping is completed.
The clamping element also comprises a limiting support nail 5, a guide spring support nail 6 and a second pressing plate 4; the bottom of spacing support nail 5 and guide spring support nail 6 all with bottom plate 1 fixed connection, second clamp plate 4 is provided with the guide way, the top of spacing support nail is provided with a cylinder arch, the protruding sliding connection of cylinder is in the guide way, and the second clamp plate is mortgage to the step of spacing support nail and protruding junction, the upper end of guide spring support nail is pegged graft and is had the stopper to beat the screw, the partial sliding connection of polished rod that the stopper was beaten the screw is in the guide way, the spring top that the guide spring support nail outside cup jointed is supported in the bottom surface of second clamp plate. And when the motor valve seat is clamped, the second pressing plate is slid, so that one end of the second pressing plate is inserted into the blank hole on the side surface of the motor valve seat.
The motor valve seat structure is characterized by further comprising two auxiliary supporting blocks 9, the bottom ends of the two auxiliary supporting blocks 9 are fixedly connected with the bottom plate 1, and the top ends of the auxiliary supporting blocks 9 are connected with the lower surface of the motor valve seat 12 in a pressing mode so as to improve the rigidity of parts and tools.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (5)

1. The utility model provides a hydraulic pressure frock of processing hydraulic motor disk seat bottom which characterized in that: the hydraulic fixture comprises a base plate (1) and at least one set of hydraulic fixture, wherein the hydraulic fixture comprises at least three first supporting blocks (8), a first positioning pin (7), a second positioning pin (10) and at least two sets of clamping elements arranged at intervals, the bottom ends of the first supporting blocks (8), the first positioning pin (7) and the second positioning pin (10) are respectively and fixedly connected with the base plate (1), the top of each first supporting block (8) is connected to the lower surface of a motor valve seat (12) in a pressing mode, and the first positioning pin (7) and the second positioning pin (10) are respectively inserted into holes in the motor valve seat (12); the clamping element comprises a corner oil cylinder (2), the fixed end of the corner oil cylinder (2) is fixedly connected with the bottom plate (1), the free end of the corner oil cylinder (2) is connected with a first pressing plate (3), and the first pressing plate (3) can rotate to be connected with the top surface of the motor valve seat (12) in a pressing mode.
2. The hydraulic tool for machining the bottom of the valve seat of the hydraulic motor according to claim 1, wherein the hydraulic tool comprises: the first positioning pin (7) is a round pin, and the second positioning pin (10) is a diamond pin.
3. The hydraulic tool for machining the bottom of the valve seat of the hydraulic motor according to claim 1, wherein the hydraulic tool comprises: the clamping element also comprises a limiting support nail (5), a guide spring support nail (6) and a second pressing plate (4); the bottom of spacing support nail (5) and direction spring support nail (6) all with bottom plate (1) fixed connection, second clamp plate (4) are provided with the guide way, the top sliding connection of spacing support nail (5) and direction spring support nail (6) is in the guide way.
4. The hydraulic tool for machining the bottom of the valve seat of the hydraulic motor according to claim 1, wherein the hydraulic tool comprises: the motor valve seat further comprises two auxiliary supporting blocks (9), the bottom ends of the two auxiliary supporting blocks (9) are fixedly connected with the bottom plate (1), and the top ends of the auxiliary supporting blocks (9) are connected with the lower surface of the motor valve seat (12) in a pressing mode.
5. The hydraulic tool for machining the bottom of the valve seat of the hydraulic motor according to claim 1, wherein the hydraulic tool comprises: the oil way (13) is arranged on the bottom plate (1), the oil way (13) is respectively communicated with an oil inlet and an oil outlet of the corner oil cylinder (2), and the oil way (13) is further connected with a reversing valve (11).
CN201920468663.4U 2019-04-09 2019-04-09 Hydraulic tool for machining bottom of valve seat of hydraulic motor Active CN209919390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920468663.4U CN209919390U (en) 2019-04-09 2019-04-09 Hydraulic tool for machining bottom of valve seat of hydraulic motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920468663.4U CN209919390U (en) 2019-04-09 2019-04-09 Hydraulic tool for machining bottom of valve seat of hydraulic motor

Publications (1)

Publication Number Publication Date
CN209919390U true CN209919390U (en) 2020-01-10

Family

ID=69072650

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920468663.4U Active CN209919390U (en) 2019-04-09 2019-04-09 Hydraulic tool for machining bottom of valve seat of hydraulic motor

Country Status (1)

Country Link
CN (1) CN209919390U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111546107A (en) * 2020-05-15 2020-08-18 沈阳飞机工业(集团)有限公司 Elastic pressing and quick-changing device for multiple machining parts
CN112658722A (en) * 2020-12-14 2021-04-16 北京星航机电装备有限公司 Small-size thin-walled shell batch production frock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111546107A (en) * 2020-05-15 2020-08-18 沈阳飞机工业(集团)有限公司 Elastic pressing and quick-changing device for multiple machining parts
CN112658722A (en) * 2020-12-14 2021-04-16 北京星航机电装备有限公司 Small-size thin-walled shell batch production frock

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