CN215092263U - Machine tool for machining three-way hole threads - Google Patents
Machine tool for machining three-way hole threads Download PDFInfo
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- CN215092263U CN215092263U CN202121455847.0U CN202121455847U CN215092263U CN 215092263 U CN215092263 U CN 215092263U CN 202121455847 U CN202121455847 U CN 202121455847U CN 215092263 U CN215092263 U CN 215092263U
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- sliding table
- machine tool
- workbench
- pushing block
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Abstract
The utility model discloses a machine tool for machining three-way hole threads, which comprises a workbench and a machine tool main body, wherein the upper end of the workbench is provided with a sliding table, the sliding table is provided with two hydraulic clamps which are symmetrically arranged, each hydraulic clamp comprises a pushing block and a clamping driving piece arranged on one side of the pushing block, which is far away from the clamping driving piece, is provided with a plurality of movable holes, a floating ejector pin matched with the movable holes is arranged on each movable hole in a penetrating way, one end of the floating ejector pin extends out of each movable hole, and the other end of the floating ejector pin is arranged in the pushing block and is connected with a hydraulic driving part arranged in the pushing block; this clamping device on threading machine tool processing bench when fixing the work piece, promotes the floating knock pin on the piece and can contract and adjust length according to special-shaped workpiece surface shape and accomplish the location, fixes a position the back and carries out the secondary through hydraulic drive portion and fix, and then guarantees that three way connection can be steady fix on the workstation, has good stability and suitability.
Description
Technical Field
The utility model relates to a work piece processing technology field specifically is a lathe of three through-hole screw threads of processing.
Background
When the tee joint is machined, internal threads need to be tapped into each through hole. Notice No. CN212070688U discloses a lathe foundry goods tapping positioning fixture, including the frame, be equipped with parallel arrangement's first mounting panel and second mounting panel on the frame, the screw rod is worn to be equipped with by first mounting panel screw thread, the inboard fixedly connected with connecting rod of second mounting panel, and screw rod and connecting rod inner rotate respectively and are connected with the installation piece, the equal fixedly connected with splint in arbitrary installation piece inner, splint are the arcuation. However, the three-way joint is a special-shaped workpiece, and the surface of the three-way joint is provided with a plurality of bulges, so that the three-way joint is easy to fall off when clamped by the positioning clamp of the machine tool clamp, the clamping effect is unstable, and the thread machining effect of the machine tool is influenced. In this regard, improvements are needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lathe of three through-hole screw threads of processing to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a machine tool for machining three-way hole threads comprises a workbench and a machine tool main body arranged above the workbench, wherein a sliding table is arranged at the upper end of the workbench and is connected with a sliding table mechanism arranged in the workbench;
two hydraulic clamps which are symmetrically arranged are arranged on the sliding table, each hydraulic clamp comprises a pushing block and a clamping driving piece arranged on one side of the pushing block, and the pushing block is arranged at the upper end of the sliding table and is movably matched with the sliding table;
the pushing block is provided with a plurality of movable holes at one side far away from the clamping driving piece, the movable holes are provided with floating ejector pins matched with the movable holes in a penetrating way, one end of each floating ejector pin extends out of the movable hole, and the other end of each floating ejector pin is arranged in the pushing block and connected with a hydraulic driving part arranged in the pushing block.
Preferably, the hydraulic drive portion is equipped with a plurality of hydraulic ejector pins including seting up the push rod chamber in the promotion piece in the push rod intracavity, each hydraulic ejector pin and each knock pin clearance fit that floats, and hydraulic ejector pin keeps away from knock pin one end that floats and is connected with defeated oil pipe, and defeated oil pipe passes and promotes the piece and be connected with the hydrovalve of establishing in slip table one side.
Preferably, the floating ejector pin comprises a positioning rod and an elastic sleeve, one end of the positioning rod is arranged in the push rod cavity and is connected with the hydraulic ejector rod, the other end of the positioning rod penetrates through the push rod cavity and extends into the elastic sleeve, the positioning rod is movably matched with the elastic sleeve, and a metal spring is arranged at the joint of the elastic sleeve and the positioning rod.
Preferably, the centre gripping driving piece includes the fixed block, and the fixed block is arranged in and is promoted piece and keep away from locating lever one side and with slip table up end fixed connection, and the fixed block is kept away from and is promoted piece one side and be equipped with hydraulic push rod, and hydraulic push rod passes through the mount pad to be fixed in the slip table upper end, and the hydraulic push rod output passes the fixed block and promotes piece fixed connection.
Preferably, the sliding table mechanism comprises a sliding seat groove, the sliding seat groove is formed in the center of the upper end of the workbench, a screw rod is arranged in the sliding seat groove, one end of the screw rod is connected with the output end of a main motor arranged on one side of the workbench, a nut seat is assembled on the screw rod, and the nut seat is fixed at the bottom end of the sliding table and is movably matched with the sliding seat groove.
Preferably, the upper end of the workbench is positioned on two sides of the sliding seat groove and is provided with a limiting groove, the limiting groove is provided with a sliding block, one end of the sliding block is arranged in the limiting groove and is movably matched with the limiting groove, and the other end of the sliding block extends out of the limiting groove and is fixedly connected with the lower end face of the sliding table.
Compared with the prior art, the beneficial effects of the utility model are that: this clamping device on threading machine tool processing bench when fixing the work piece, promotes the floating knock pin on the piece and can contract and adjust length according to special-shaped workpiece surface shape and accomplish the location, fixes a position the back and carries out the secondary through hydraulic drive portion and fix, and then guarantees that three way connection can be steady fix on the workstation, has good stability and suitability.
Drawings
Fig. 1 is a schematic structural diagram of a machine tool for machining three-way hole threads.
Fig. 2 is a schematic structural diagram of a sliding table in a machine tool for machining threads with three through holes.
Fig. 3 is a schematic structural diagram of a positioning rod in a machine tool for machining threads with three through holes.
In the figure: 1. a machine tool body; 2. a work table; 3. a main motor; 4. a saddle groove; 5. a limiting groove; 6. a sliding table; 7. a pushing block; 8. a fixed block; 9. a hydraulic push rod; 10. a hydraulic valve; 11. an oil delivery pipe; 12. a mounting seat; 13. a push rod cavity; 14. a hydraulic ejector rod; 15. positioning a rod; 16. an elastic sleeve; 17. and (4) a movable hole.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-3, in an embodiment of the present invention, a machine tool for machining three-way hole threads includes a worktable 2 and a machine tool main body 1 disposed above the worktable 2, wherein a sliding table 6 is disposed at an upper end of the worktable 2, and the sliding table 6 is connected to a sliding table mechanism disposed in the worktable 2; be equipped with the hydraulically operated fixture of two symmetry settings on the slip table 6, hydraulically operated fixture is including promoting piece 7 and establishing the centre gripping driving piece in promoting piece 7 one side, promotes piece 7 and arranges the slip table 6 upper end in and with slip table 6 clearance fit.
A plurality of movable holes 17 are formed in one side, away from the clamping driving piece, of the pushing block 7, floating ejector pins matched with the movable holes 17 penetrate through the movable holes 17, one ends of the floating ejector pins extend out of the movable holes 17, and the other ends of the floating ejector pins are arranged in the pushing block 7 and connected with a hydraulic driving part arranged in the pushing block 7; the hydraulic fixture clamps the workpiece through the clamping driving piece, the floating ejector pin on the pushing block 7 can contract and position according to the surface shape of the special-shaped workpiece, and the hydraulic driving part applies pressure to the special-shaped workpiece through the floating ejector pin after positioning to clamp and fix the workpiece.
The hydraulic driving part comprises a push rod cavity 13 arranged in the pushing block 7, a plurality of hydraulic push rods 14 are arranged in the push rod cavity 13, each hydraulic push rod 14 is movably matched with each floating push pin, one end, far away from the floating push pin, of each hydraulic push rod 14 is connected with an oil conveying pipe 11, and the oil conveying pipe 11 penetrates through the pushing block 7 and is connected with a hydraulic valve 10 arranged on one side of the sliding table 6.
The floating ejector pin comprises a positioning rod 15 and an elastic sleeve 16, one end of the positioning rod 15, which is arranged in the push rod cavity 13, is connected with the hydraulic ejector rod 14, the other end of the positioning rod 15 penetrates through the push rod cavity 13 and extends into the elastic sleeve 16, the positioning rod 15 is movably matched with the elastic sleeve 16, and a metal spring is arranged at the joint of the elastic sleeve 16 and the positioning rod 15; the floating ejector pin has flexible characteristic, and the centre gripping driving piece starts to drive and promotes piece 7 and draw close to slip table 6 center department, when fixing dysmorphism article, elastic sleeve 16 on locating lever 15 can stretch out and draw back and adjust length according to the outside shape of dysmorphism work piece, and after the location was accomplished, hydraulic drive portion started, and hydraulic oil passes through defeated oil pipe 11 and inputs hydraulic ejector pin 14 in, and control locating lever 15 extends, fixes the work piece.
The centre gripping driving piece includes fixed block 8, and fixed block 8 is arranged in and is promoted piece 7 and keep away from locating lever 15 one side and with 6 up end fixed connection of slip table, and fixed block 8 is kept away from and is promoted 7 one side and be equipped with hydraulic push rod 9, and hydraulic push rod 9 passes through mount pad 12 to be fixed in 6 upper ends of slip table, and hydraulic push rod 9 output passes fixed block 8 and promotes piece 7 fixed connection.
The sliding table mechanism comprises a sliding seat groove 4, the sliding seat groove 4 is formed in the center of the upper end of the workbench 2, a screw rod is arranged in the sliding seat groove 4, one end of the screw rod is connected with the output end of a main motor 3 arranged on one side of the workbench 2, a nut seat is assembled on the screw rod, and the nut seat is fixed at the bottom end of the sliding table 6 and is movably matched with the sliding seat groove 4;
limiting grooves 5 are formed in the upper end of the workbench 2 and located on two sides of the sliding seat groove 4, a sliding block is arranged on the limiting grooves 5, one end of the sliding block is arranged in the limiting grooves 5 and movably matched with the limiting grooves 5, and the other end of the sliding block extends out of the limiting grooves 5 and is fixedly connected with the lower end face of the sliding table 6; the main motor 3 starts, drives the screw rod and rotates, and the screw rod rotates and drives the nut seat and slide in slide groove 4, and the position that control slip table 6 is located, slip table 6 when removing, and the slider that is located 6 bottoms of slip table can slide along spacing groove 5, plays the limiting displacement to slip table 6, stability when improving slip table 6 and remove.
The utility model discloses a theory of operation: the three-way joint is placed on the sliding table 6, the position of the sliding table 6 is adjusted to enable the sliding table 6 to correspond to a threaded drill of a machine tool main body, the hydraulic push rod 9 is started to drive the pushing block 7 to approach to the center of the sliding table 6, when the three-way joint is fixed, the elastic sleeve 16 on the positioning rod 15 can stretch and contract according to the outside shape of a special-shaped workpiece and adjust the length, after positioning is completed, the hydraulic driving part is started, hydraulic oil is input into the hydraulic ejector rod 14 through the oil conveying pipe 11 to control the positioning rod 15 to stretch, and fixing work of the workpiece is completed; the floating ejector pin on the pushing block can be contracted and adjusted in length to complete positioning according to the surface shape of the special-shaped workpiece, and secondary fixing is carried out through the hydraulic driving part after positioning, so that the tee joint can be stably fixed on the workbench, and the tee joint has good stability and applicability.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention.
Claims (6)
1. A machine tool for machining three-way hole threads comprises a workbench (2) and a machine tool main body (1) arranged above the workbench (2), and is characterized in that a sliding table (6) is arranged at the upper end of the workbench (2), and the sliding table (6) is connected with a sliding table mechanism arranged in the workbench (2);
two hydraulic clamps which are symmetrically arranged are arranged on the sliding table (6), each hydraulic clamp comprises a pushing block (7) and a clamping driving piece arranged on one side of the pushing block (7), and the pushing block (7) is arranged at the upper end of the sliding table (6) and is movably matched with the sliding table (6);
promote piece (7) and keep away from centre gripping driving piece one side and seted up a plurality of movable holes (17), wear to be equipped with on movable hole (17) with movable hole (17) matched with knock pin, it is outer that knock pin one end extends to movable hole (17) to float, the knock pin other end floats is arranged in and is promoted piece (7) and is connected with the hydraulic drive portion of establishing in promoting piece (7).
2. The machine tool for machining the three-way hole threads according to claim 1, wherein the hydraulic driving portion comprises a push rod cavity (13) formed in the push block (7), a plurality of hydraulic push rods (14) are arranged in the push rod cavity (13), each hydraulic push rod (14) is movably matched with each floating push pin, one end, far away from the floating push pin, of each hydraulic push rod (14) is connected with an oil conveying pipe (11), and the oil conveying pipe (11) penetrates through the push block (7) and is connected with a hydraulic valve (10) arranged on one side of the sliding table (6).
3. The machine tool for machining the three-way hole threads according to claim 2, wherein the floating ejector pin comprises a positioning rod (15) and an elastic sleeve (16), the positioning rod (15) is arranged in the push rod cavity (13), one end of the positioning rod (15) is connected with the hydraulic push rod (14), the other end of the positioning rod (15) penetrates through the push rod cavity (13) and extends into the elastic sleeve (16), the positioning rod (15) is movably matched with the elastic sleeve (16), and a metal spring is arranged at the joint of the elastic sleeve (16) and the positioning rod (15).
4. The machine tool for machining the three-way hole threads according to claim 1, wherein the clamping driving piece comprises a fixing block (8), the fixing block (8) is arranged on one side, away from the positioning rod (15), of the pushing block (7) and fixedly connected with the upper end face of the sliding table (6), a hydraulic push rod (9) is arranged on one side, away from the pushing block (7), of the fixing block (8), the hydraulic push rod (9) is fixed to the upper end of the sliding table (6) through a mounting seat (12), and the output end of the hydraulic push rod (9) penetrates through the fixing block (8) and is fixedly connected with the pushing block (7).
5. The machine tool for machining the three-way hole threads according to claim 1, wherein the sliding table mechanism comprises a sliding seat groove (4), the sliding seat groove (4) is formed in the center of the upper end of the workbench (2), a screw rod is arranged in the sliding seat groove (4), one end of the screw rod is connected with the output end of a main motor (3) installed on one side of the workbench (2), a nut seat is assembled on the screw rod and fixed at the bottom end of the sliding table (6) and is movably matched with the sliding seat groove (4).
6. A machine tool for machining three-way hole threads according to claim 5, characterized in that the upper end of the workbench (2) is positioned on both sides of the sliding seat groove (4) and is provided with a limiting groove (5), a sliding block is arranged on the limiting groove (5), one end of the sliding block is arranged in the limiting groove (5) and is movably matched with the limiting groove (5), and the other end of the sliding block extends out of the limiting groove (5) and is fixedly connected with the lower end face of the sliding table (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121455847.0U CN215092263U (en) | 2021-06-29 | 2021-06-29 | Machine tool for machining three-way hole threads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121455847.0U CN215092263U (en) | 2021-06-29 | 2021-06-29 | Machine tool for machining three-way hole threads |
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| Publication Number | Publication Date |
|---|---|
| CN215092263U true CN215092263U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121455847.0U Active CN215092263U (en) | 2021-06-29 | 2021-06-29 | Machine tool for machining three-way hole threads |
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| CN (1) | CN215092263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114984602A (en) * | 2022-05-27 | 2022-09-02 | 浙江海蓝化工集团有限公司 | Distillation kettle and distillation method thereof |
-
2021
- 2021-06-29 CN CN202121455847.0U patent/CN215092263U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114984602A (en) * | 2022-05-27 | 2022-09-02 | 浙江海蓝化工集团有限公司 | Distillation kettle and distillation method thereof |
| CN114984602B (en) * | 2022-05-27 | 2024-02-06 | 浙江海蓝化工集团有限公司 | Distillation kettle and distillation method thereof |
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