CN-122007264-A - Horizontal hydraulic press for extruding, flattening and punching two ends of seamless pipe

CN122007264ACN 122007264 ACN122007264 ACN 122007264ACN-122007264-A

Abstract

The invention discloses a horizontal hydraulic press for extruding, flattening and punching two ends of a seamless pipe, and relates to the technical field of hydraulic presses. The horizontal hydraulic press for extruding and punching at two ends of the seamless pipe comprises a fixed underframe, wherein two extrusion parts are fixedly connected to the top of the fixed underframe, a driving table is fixedly connected to the inner side of each extrusion part, a control hydraulic station is arranged on the left side of the fixed underframe and connected with the two extrusion parts through a hydraulic pipeline, a die sliding table is movably connected to the inner side of each driving table, and two extrusion dies are fixedly connected to the inner side of each die sliding table. The horizontal hydraulic press for extruding and punching two ends of the seamless pipe is used for extruding and flattening the two ends of the seamless pipe through automatically controlling two opposite extrusion dies, and then punching is carried out to realize the integrated processing of extruding and flattening and punching of the two ends of the seamless pipe, so that the secondary clamping error can be eliminated, the processing efficiency is improved, the synchronous precision of extrusion force and feed quantity of the two ends is ensured, the deformation of a pipe orifice is controlled, and the processing quality is improved.

Inventors

LIU JIACHENG
LUO ZHENLAN
LIU CHENGLONG
ZHANG BIN
LI CAN
CHEN LIHAO
LI QIANG
XUN BAOMING
HOU GUANYU
MA SHUAI
ZHANG LITAI

Assignees

山东沃达重工机床有限公司

Dates

Publication Date: 20260512
Application Date: 20260317

Claims (10)

1. The horizontal hydraulic press for flattening and punching two ends of a seamless pipe comprises a fixed underframe (1) and is characterized in that two extrusion parts (2) are fixedly connected to the top of the fixed underframe (1), a driving table (3) is fixedly connected to the inner sides of the extrusion parts (2), a control hydraulic station (4) is arranged on the left side of the fixed underframe (1), the control hydraulic station (4) is connected with the two extrusion parts (2) through a hydraulic pipeline, a die sliding table (5) is movably connected to the inner sides of the driving table (3), two extrusion dies (51) are fixedly connected to the inner sides of the die sliding table (5), and a punching die table (53) is fixedly connected between the two extrusion dies (51).
2. The horizontal hydraulic press for extrusion flattening and punching of two ends of a seamless pipe according to claim 1, wherein the extrusion die (51) is opposite to the extrusion die (51) at the bottom of the extrusion die, the top of the fixed underframe (1) is fixedly connected with clamping assemblies (54) on the front and the back of the die sliding table (5), one sides, close to the die sliding table (5), of the clamping assemblies (54) are fixedly connected with driving wheels (52), and the clamping assemblies (54) are provided with upper and lower clamps.
3. The horizontal hydraulic press for extrusion and punching of two ends of a seamless pipe according to claim 1, wherein the vibrating mechanism (6) is fixedly connected inside the extrusion die (51), the vibrating mechanism (6) comprises a guide rod (61), the guide rod (61) is fixedly connected inside the extrusion die (51), the outer wall of the guide rod (61) is located inside the extrusion die (51) and is movably connected with a striking plate (62), a first spring (63) is fixedly connected to the bottom of the striking plate (62), and the first spring (63) is fixedly connected with the extrusion die (51).
4. The horizontal hydraulic press for flattening and punching two ends of a seamless pipe according to claim 3, wherein one side of the guide rod (61) is movably connected with a pushing inclined block (68), and the inner side of the die sliding table (5) is fixedly connected with a pushing plate (64).
5. The horizontal hydraulic press for flattening and punching two ends of a seamless pipe according to claim 3, wherein a second spring (65) is fixedly connected to one side of the impact plate (62) close to the first spring (63), a secondary impact block (67) is fixedly connected to one end of the second spring (65) away from the impact plate (62), and a limiting block (66) is fixedly connected to one side of the second spring (65) close to the secondary impact block (67).
6. The horizontal hydraulic press for flattening and punching two ends of a seamless pipe according to claim 3, wherein the outer wall of the impact plate (62) is fixedly connected with a limiting strip (610) at one side of the pushing inclined block (68) close to the mold sliding table (5), the outer wall of the pushing inclined block (68) is fixedly connected with a torsion spring (69) at the rotating shaft of the pushing inclined block, and the torsion spring (69) is fixedly connected with the corresponding impact plate (62).
7. The horizontal hydraulic press for extrusion punching of two ends of a seamless pipe according to claim 1, wherein the outer sides of the extrusion dies (51) are fixedly connected with cooling mechanisms (7), the cooling mechanisms (7) comprise fixing sleeves (71), the fixing sleeves (71) are fixedly connected to the outer sides of the extrusion dies (51), air inlet pipes (73) are fixedly connected to the inner sides of the fixing sleeves (71), and air inlet fans (74) are fixedly connected to the inner sides of the air inlet pipes (73).
8. The horizontal extrusion punching hydraulic press for two ends of a seamless pipe according to claim 7, wherein the inner sides of the fixed sleeve boxes (71) are movably connected with air outlet boxes (72), connecting plates (75) are fixedly connected inside the air outlet boxes (72), one sides of the connecting plates (75) close to the fixed sleeve boxes (71) are fixedly connected with third springs (76), the third springs (76) are fixedly connected with the fixed sleeve boxes (71), one sides of the air outlet boxes (72) close to the die sliding table (5) are provided with a plurality of air outlet holes (77), and one sides of the fixed sleeve boxes (71) far away from the die sliding table (5) are provided with a plurality of flow retarding holes (78).
9. The horizontal extrusion punching hydraulic press for two ends of a seamless pipe according to claim 2, wherein the front of the driving table (3) is provided with coating mechanisms (55) on two sides of the clamping assembly (54), the coating mechanisms (55) comprise container boxes (553), the container boxes (553) are arranged between the corresponding upper clamp and the lower clamp, rotating idle wheels (554) are movably connected inside the container boxes (553), screw twisting rods (558) are fixedly connected to the tops of the rotating idle wheels (554) in the container boxes (553), and openings are formed in the tops of the container boxes (553).
10. The horizontal extrusion punching hydraulic press for two ends of a seamless pipe according to claim 9, wherein a sliding rod (555) is fixedly connected to the outer wall of the container box (553), an attaching spring (557) is fixedly connected to one end, away from the container box (553), of the sliding rod (555), a casing (556) is fixedly connected to one end, away from the sliding rod (555), of the attaching spring (557), the sliding rod (555) is movably connected inside the casing (556), guide posts corresponding to the casing (556) are arranged between the upper clamp and the lower clamp, the casing (556) is movably connected to the outer wall of the corresponding guide post, distance springs (552) are fixedly connected to the top and the bottom of the casing (556), connecting frames (551) are fixedly connected to one ends, away from the casing (556), of the distance springs (552), and the connecting frames (551) are fixedly connected to the outer walls of the corresponding clamps respectively.

Description

Horizontal hydraulic press for extruding, flattening and punching two ends of seamless pipe Technical Field The invention relates to the technical field of hydraulic presses, in particular to a horizontal hydraulic press for extruding, flattening and punching two ends of a seamless pipe. Background The extrusion and punching processing mode can realize the firm butt joint of the steel pipe and other components through matched fasteners, and is a simple and practical steel pipe connection mode; The patent with the Chinese publication number 201510040334.6 is cited as a two-cylinder bidirectional hydraulic machine, which comprises a frame, a control hydraulic station, an upper hydraulic driving element, a lower hydraulic driving element and a stand column, wherein the control hydraulic station is arranged on the outer side of the lower hydraulic driving element and is respectively connected with the upper hydraulic driving element and the lower hydraulic driving element; In the seamless tube processing, the traditional method often needs a plurality of devices to finish the flattening and punching procedures step by step, so that the production efficiency is low and the precision is not enough. The existing hydraulic press mostly adopts a vertical structure or a single functional design, and cannot meet the continuous production requirement. For example, when a part of equipment is used for processing a large-caliber pipe, the problem of uneven deformation or punching offset easily occurs, and the product quality is affected. There is a need for an integrated, high precision horizontal hydraulic machine that overcomes the above-described drawbacks. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a horizontal hydraulic press for flattening and punching two ends of a seamless pipe, which solves the problems in the prior art. The horizontal hydraulic press for extrusion and punching of two ends of a seamless pipe comprises a fixed underframe, wherein two extrusion parts are fixedly connected to the top of the fixed underframe, a driving table is fixedly connected to the inner sides of the extrusion parts, a control hydraulic station is arranged on the left side of the fixed underframe and connected with the two extrusion parts through a hydraulic pipeline, a die sliding table is movably connected to the inner sides of the driving table, two extrusion dies are fixedly connected to the inner sides of the die sliding table, and a punching die table is fixedly connected between the two extrusion dies. Preferably, the direction of extrusion die and the extrusion die that is located its bottom set up is opposite, fixed chassis top is located the equal fixedly connected with clamping assembly in mould slip table front and back, the equal fixedly connected with drive wheel in one side that clamping assembly is close to the mould slip table, clamping assembly is provided with upper and lower clamp. Preferably, the inside fixedly connected with vibrating mechanism of extrusion die, vibrating mechanism includes the guide bar, guide bar fixed connection is inside extrusion die, the guide bar outer wall is located the inside swing joint of extrusion die and has the striking board, striking board bottom fixedly connected with first spring, and first spring and extrusion die fixed connection. Preferably, one side of the guide rod is movably connected with a pushing inclined block, and the inner side of the mould sliding table is fixedly connected with a pushing plate. Preferably, the impact plate is close to one side of the first spring and is fixedly connected with a second spring, one end of the second spring, which is far away from the impact plate, is fixedly connected with a secondary impact block, and one side of the second spring, which is close to the secondary impact block, is fixedly connected with a limiting block. Preferably, the outer wall of the impact plate is positioned at one side of the pushing inclined block close to the mould sliding table and is fixedly connected with a limiting strip, the outer wall of the pushing inclined block is positioned at the rotating shaft of the pushing inclined block and is fixedly connected with a torsion spring, and the torsion spring is fixedly connected with the corresponding impact plate. Preferably, the equal fixedly connected with cooling body in extrusion die outside, cooling body includes fixed sleeve box, the equal fixedly connected with in extrusion die outside of fixed sleeve box, the equal fixedly connected with intake pipe of fixed sleeve box inboard, the equal fixedly connected with air inlet fan of inside of intake pipe. Preferably, the inside all swing joint of fixed cover box has the box of giving vent to anger, the inside all fixedly connected with connecting plate of box of giving vent to anger, one side fixedly connected with third spring that the connecting plate is close to fixed cover box, and third spring and fixed