CN110653313A - Bracket assembly for thread rolling machine - Google Patents
Bracket assembly for thread rolling machine Download PDFInfo
- Publication number
- CN110653313A CN110653313A CN201910919641.XA CN201910919641A CN110653313A CN 110653313 A CN110653313 A CN 110653313A CN 201910919641 A CN201910919641 A CN 201910919641A CN 110653313 A CN110653313 A CN 110653313A
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- China
- Prior art keywords
- rod
- thread rolling
- sliding block
- bracket
- rolling machine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/04—Making by means of profiled-rolls or die rolls
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention relates to a bracket assembly for a thread rolling machine, which comprises a slide rail, a slide block, a bracket rod and a pressing piece, wherein the slide rail is arranged between thread rolling wheels on two sides; the sliding block is movably clamped in the sliding rail and can linearly move along the sliding rail; the bracket rod is vertically fixed on the sliding block, and the rod piece to be processed by thread rolling is erected at the top of the bracket rod; the buckling and pressing piece is arranged on two sides of the sliding rail and is hinged with the sliding rail, and the buckling and pressing piece can be buckled and pressed on the sliding block, so that the sliding block is horizontally limited. Compared with the prior art, the invention has the advantages that through the design of the movable sliding block and the bracket rod main bodies, the rod piece to be processed is erected on the channels of the two bracket rod main bodies by the mechanical arm, and each channel is in line contact with the rod piece to be rolled, so that the rod piece to be processed can be stably positioned, the rod piece to be rolled is prevented from being ejected when the ejector pins at two ends roll towards the middle, and the potential safety hazard of a thread rolling machine to damage personnel is avoided.
Description
Technical Field
The invention relates to a bracket, in particular to a bracket assembly for a thread rolling machine.
Background
With the further development of the components of the worm gear and the worm, the processing efficiency of the workpiece is further high, and the innovation that the rolling process with stable precision and dimension replaces the traditional machine is more and more obvious. The thread rolling machine is a multifunctional cold extrusion forming machine tool, and can perform thread, straight line, cross grain rolling and other processing on a workpiece in a cold state within the range of rolling force of the thread rolling machine; rolling straight teeth, helical teeth and helical spline gears; straightening, reducing, roll finishing and various forming and rolling. The machine has a safe and reliable electro-hydraulic execution and control system, which can make each working cycle select among three modes of manual, semi-automatic and automatic. The cold rolling process is an advanced non-cutting process, can effectively improve the internal and surface quality of the workpiece, and can obviously improve the fatigue strength and the torsional strength of the workpiece due to the radial compressive stress generated during processing, thereby being an ideal process with high efficiency, energy saving and low consumption.
The current thread rolling process flow has the following defects: when an automatic manipulator picks up a product to be rolled, a workpiece is placed on a common bracket, and the workpiece is slightly displaced relative to a preset position in the placing process, wherein the phenomenon is mainly caused by the fact that the workpiece is unstably fixed because the top end of the conventional bracket is a flat-topped non-limiting structure; on the other hand, the length of the workpiece to be machined is not uniform, and the existing bracket cannot be adjusted along with the workpiece to be machined due to stability, so that the supporting position is not reasonable, and further the workpiece to be machined is inclined under the influence of gravity. The two conditions can cause the thimble tips (6) of the two thimbles (2) to not smoothly prop against the two thimble holes of the product, so that the workpiece is pushed askew or lifted, fatal damage can be caused to a rolling die, and potential safety hazards can be caused to surrounding operators.
Disclosure of Invention
It is an object of the present invention to overcome the above-mentioned deficiencies of the prior art by providing a bracket assembly for a thread rolling machine.
The purpose of the invention can be realized by the following technical scheme:
the invention discloses a bracket assembly for a thread rolling machine, which comprises a slide rail, a slide block, a bracket rod and a buckling piece, wherein the slide rail is characterized in that:
the slide rail is arranged between the thread rolling wheels on the two sides;
the sliding block is movably clamped in the sliding rail and can linearly move along the sliding rail;
the bracket rod is vertically fixed on the sliding block, and the rod piece to be processed by thread rolling is erected at the top of the bracket rod;
the buckling and pressing pieces are arranged on two sides of the sliding rail and hinged with the sliding rail, and the buckling and pressing pieces can be buckled and pressed on the sliding block, so that the sliding block is horizontally limited.
Further, the bracket rod comprises:
the threaded fixing rod is provided with external threads along the axial direction of the rod and is in threaded connection with the sliding block;
the bracket rod main body is connected to the upper end of the thread fixing rod, and the rod piece to be processed through thread rolling is erected at the top end of the bracket rod main body.
Furthermore, the top end of the bracket rod main body is provided with a concave channel, and the rod piece to be processed by thread rolling is erected on the channel, so that the outer wall surface of the rod piece to be processed by thread rolling is in line contact with the channel.
Furthermore, the vertical section of the trench is an inverted isosceles triangle, and the angle formed by the two sides is 120 degrees.
Furthermore, the slide rail on be equipped with 2 sliders, correspond on every slider and have a bracket pole main part, treat promptly that the processing member is erect by the manipulator to the ditch groove of two bracket pole main parts on, every ditch groove all constitutes line contact with treating the thread rolling processing member, makes like this treat that the processing member can realize firm location, will treat that the thread rolling processing member top flies when having avoided both ends thimble to roll to the centre top.
Furthermore, the slide rail is a linear slide rail, and the slide rail is parallel to the axial leads of the thimbles on the two sides.
Furthermore, the buckling and pressing piece is an L-shaped plate and comprises a vertical plate and a transverse plate which are perpendicular to each other and connected with each other;
one side edge of the vertical plate is hinged on the sliding rail, and the other side edge of the vertical plate is connected with the transverse plate;
the transverse plate is buckled on the sliding block, so that the sliding block is horizontally limited.
Furthermore, a groove is arranged on the transverse plate; the slider on be equipped with the bump, recess and bump constitute unsmooth clearance fit for the slider is spacing by the level.
The working principle of the assembly is as follows: the rod piece to be machined is erected on the channels of the two bracket rod main bodies by the mechanical arm, each channel is in line contact with the rod piece to be machined through thread rolling, and when the rod piece to be machined through thread rolling is long, the distance between the two sliding blocks is increased, so that the rod piece to be machined through thread rolling is stably erected. Then the transverse plate of the buckling and pressing piece is buckled and pressed on the sliding block, so that the sliding block is horizontally limited. And finally, entering a normal top rolling process, and drawing the thimbles at the two sides to the middle to enable the tips of the thimbles to be jacked into the thimble holes at the two ends of the rod piece to be processed by thread rolling so as to completely position the rod piece to be processed by thread rolling.
Compared with the prior art, the invention has the following advantages:
1) according to the invention, through the design of the movable sliding block and the bracket rod main bodies, the rod piece to be machined is erected on the channels of the two bracket rod main bodies by the mechanical arm, and each channel is in line contact with the rod piece to be rolled, so that the rod piece to be machined can be stably positioned, the rod piece to be rolled is prevented from being ejected when the ejector pins at two ends roll towards the middle, and the potential safety hazard of personnel injury caused by a thread rolling machine is avoided.
2) The movable sliding blocks designed in the invention can realize position adjustment of the bracket rod main body, so that the bracket rod main body can meet the requirements of rod pieces to be rolled and processed in different lengths, and the requirements of stable erection of the rod pieces to be rolled and processed in different lengths can be realized by adjusting the distance between the two sliding blocks.
Drawings
FIG. 1 is a schematic structural view of a bracket assembly for a thread rolling machine according to the present invention;
fig. 2 is a schematic structural view of the bracket bar of the present invention.
In the figure: 1. thread rolling wheel, 2, thimble, 3, slide rail, 4, slider, 41, bump, 5, withhold piece, 51, riser, 52, diaphragm, 53, recess, 6, thimble pointed end, 7, threaded fixing pole, 8, bracket pole main part, 9, the ditch groove.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Examples
The bracket component for the thread rolling machine in the embodiment comprises a slide rail 3, a slide block 4, a bracket rod and a buckling and pressing piece 5, wherein the slide rail 3 is arranged between thread rolling wheels 1 on two sides; the slide block 4 is movably clamped in the slide rail 3 and can linearly move along the slide rail; the bracket rod is vertically fixed on the sliding block 4, and the rod piece to be processed by thread rolling is erected at the top of the bracket rod; the buckling and pressing parts 5 are arranged on two sides of the sliding rail 3 and hinged with the sliding rail 3, and the buckling and pressing parts 5 can be buckled and pressed on the sliding block 4, so that the sliding block 4 is horizontally limited.
The bracket rod comprises a thread fixing rod 7 and a bracket rod main body 8 which are sequentially connected, wherein the thread fixing rod 7 is provided with an external thread along the axial direction of the rod and is in threaded connection with the sliding block 4; the bracket rod main body 8 is connected to the upper end of the threaded fixing rod 7, and a rod piece to be processed by thread rolling is erected at the top end of the bracket rod main body 8. A concave channel 9 is arranged at the top end of the bracket rod main body 8, and a rod piece to be processed by thread rolling is erected on the channel 9, so that the outer wall surface of the rod piece to be processed by thread rolling is in line contact with the channel 9. The vertical section of the trench 9 is an inverted isosceles triangle, and the angle formed by the two sides is 120 °. Through the design of the movable sliding block 4 and the bracket rod main bodies 8, the rod piece to be machined is erected to the ditches 9 of the two bracket rod main bodies 8 by the mechanical arm, each ditch 9 is in line contact with the rod piece to be machined, so that the rod piece to be machined can be stably positioned, and the ejection flying of the rod piece to be machined when the ejector pins 2 at two ends roll towards the middle is avoided.
Be equipped with 2 sliders 4 on the slide rail 3, it has a bracket pole main part 8 to correspond on every slider 4, treats promptly that the processing member is erect by the manipulator to two bracket pole main parts 8 on the ditch 9, every ditch 9 all constitutes the line contact with treating the thread rolling processing member, makes like this to treat that the processing member can realize firm location, will treat that the thread rolling processing member top flies when having avoided both ends thimble 2 to roll to the centre top. The slide rail 3 is a linear slide rail, and the slide rail 3 is parallel to the axial lead of the thimbles 2 at two sides. The movable sliding blocks 4 can adjust the position of the bracket rod main body 8, so that the bracket rod main body 8 can meet the requirements of different lengths of rods to be rolled, and the requirements of different lengths of rods to be rolled and stably erected can be met by adjusting the distance between the two sliding blocks 4.
The buckling and pressing piece 5 is an L-shaped plate and comprises a vertical plate 51 and a transverse plate 52 which are perpendicular to each other and connected with each other, one side edge of the vertical plate 51 is hinged on the sliding rail 3, and the other side edge of the vertical plate 51 is connected with the transverse plate 52; the transverse plate 52 is buckled on the sliding block 4, so that the sliding block 4 is horizontally limited. The transverse plate 52 is provided with a groove 53; the slider 4 is provided with a convex point 41, and the groove 53 and the convex point 41 form concave-convex clearance fit, so that the slider 4 is horizontally limited.
In the specific operation process: the rod piece to be machined is erected on the channels 9 of the two bracket rod bodies 8 by the mechanical arm, each channel 9 is in line contact with the rod piece to be machined through thread rolling, and when the rod piece to be machined through thread rolling is long, the distance between the two sliding blocks 4 is increased, so that the rod piece to be machined through thread rolling is stably erected. Then the transverse plate 52 of the buckling and pressing piece 5 is buckled and pressed on the sliding block 4, so that the sliding block 4 is horizontally limited. And finally, entering a normal top rolling process, and drawing the thimbles 2 at the two sides to the middle to enable the tip ends 6 of the thimbles to be jacked into the thimble holes at the two ends of the rod piece to be processed by thread rolling, so that the rod piece to be processed by thread rolling is completely positioned.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (8)
1. A carriage assembly for a thread rolling machine, comprising:
the slide rail (3) is arranged between the thread rolling wheels (1) on the two sides;
the sliding block (4) is movably clamped in the sliding rail (3) and can linearly move along the sliding rail;
the bracket rod is vertically fixed on the sliding block (4), and a rod piece to be processed by thread rolling is erected at the top of the bracket rod;
and the buckling and pressing parts (5) are arranged on two sides of the sliding rail (3) and are hinged with the sliding rail (3), and the buckling and pressing parts (5) can be buckled and pressed on the sliding block (4) so that the sliding block (4) is horizontally limited.
2. A carriage assembly for a thread rolling machine as claimed in claim 1, wherein said carriage bar comprises, connected in series:
the threaded fixing rod (7) is provided with external threads along the axial direction of the rod and is in threaded connection with the sliding block (4);
and the bracket rod main body (8) is connected to the upper end of the thread fixing rod (7), and the rod piece to be processed by thread rolling is erected at the top end of the bracket rod main body (8).
3. A carriage assembly for a thread rolling machine according to claim 2, wherein the top end of the carriage rod main body (8) is provided with a recessed channel (9), and the rod to be thread-rolled is erected on the channel (9) so that the outer wall surface of the rod to be thread-rolled makes line contact with the channel (9).
4. A carriage assembly for a thread rolling machine according to claim 3, characterized in that the vertical section of the channel (9) is an inverted isosceles triangle with the two sides forming an angle of 120 °.
5. A carriage assembly for a thread rolling machine according to claim 1, wherein 2 slides (4) are provided on the slide rail (3).
6. The bracket assembly for the thread rolling machine according to claim 1, wherein the slide rail (3) is a linear slide rail, and the slide rail (3) is parallel to the axial center line of the thimble (2) at two sides.
7. A bracket assembly for a thread rolling machine according to claim 1, wherein the crimping member (5) is an L-shaped plate including a vertical plate (51) and a horizontal plate (52) which are perpendicular to each other and connected;
one side of the vertical plate (51) is hinged on the sliding rail (3), and the other side is connected with the transverse plate (52);
the transverse plate (52) is buckled on the sliding block (4) so that the sliding block (4) is horizontally limited.
8. A bracket assembly for a thread rolling machine according to claim 7, wherein the cross plate (52) is provided with a groove (53);
the sliding block (4) is provided with a convex point (41), and the groove (53) and the convex point (41) form concave-convex clearance fit, so that the sliding block (4) is horizontally limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910919641.XA CN110653313A (en) | 2019-09-26 | 2019-09-26 | Bracket assembly for thread rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910919641.XA CN110653313A (en) | 2019-09-26 | 2019-09-26 | Bracket assembly for thread rolling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110653313A true CN110653313A (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910919641.XA Pending CN110653313A (en) | 2019-09-26 | 2019-09-26 | Bracket assembly for thread rolling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110653313A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273387A (en) * | 2019-07-26 | 2019-09-24 | 中铁电工德阳制品有限公司 | A kind of monoblock type slot base direct-burried inorganic non-metallic sound barrier |
-
2019
- 2019-09-26 CN CN201910919641.XA patent/CN110653313A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273387A (en) * | 2019-07-26 | 2019-09-24 | 中铁电工德阳制品有限公司 | A kind of monoblock type slot base direct-burried inorganic non-metallic sound barrier |
| CN110273387B (en) * | 2019-07-26 | 2024-05-17 | 中铁电工保定制品有限公司 | Integral groove-based direct-buried inorganic nonmetallic sound barrier |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200107 |