CN203449075U - Weight balancing mechanism of high-frequency reciprocating motion part - Google Patents
Weight balancing mechanism of high-frequency reciprocating motion part Download PDFInfo
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- CN203449075U CN203449075U CN201320552445.1U CN201320552445U CN203449075U CN 203449075 U CN203449075 U CN 203449075U CN 201320552445 U CN201320552445 U CN 201320552445U CN 203449075 U CN203449075 U CN 203449075U
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- pulley
- steel wire
- wire rope
- balance weight
- frequency reciprocating
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 36
- 239000010959 steel Substances 0.000 claims abstract description 36
- 238000005452 bending Methods 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a weight balancing mechanism of a high-frequency reciprocating motion part. The weight balancing mechanism comprises a weight balancing mass block, a lifting bolt, a steel wire rope, a pulley support, a pulley, a nut, a pulley mandrel, a motion sliding table and a machine tool upright column. The end, winding one end of the pulley arranged on the pulley support, of the steel wire rope is connected with the weight balancing mass block, and the other end of the steel wire rope is connected with the motion sliding table. The weight balancing mechanism is simple in structure and convenient to disassemble and assemble. By the adoption of a pulley block composed of the semi-circle pulley support and the pulley, the height of the whole machine tool can be reduced, the bending radius of the steel wire rope can be increased, bending stress of the steel wire rope is reduced, the service life of the steel wire rope is prolonged, and reliability of the machine tool is improved.
Description
Technical field
The utility model belongs to technical field of processing equipment, is specifically related to a kind of balance weight mechanism of high-frequency reciprocating moving component.The utility model can be applied to cutter take and move back and forth to be the machining tool of main motion, can extend the service life of balance weight mechanism, has improved the reliability of lathe.
Background technology
Reciprocating motion is a kind of common lathe main motion type, and this class lathe is when processing parts, and cutter moves reciprocatingly in Z-direction conventionally; For reducing the requirement to the drive motors of Z-direction, ordinary circumstance is arranged with balance weight mechanism.
For reducing balance weight mechanism to processing impact, the general good steel wire rope of rigidity that adopts connects weight mass piece and tool motion parts, guarantee the motion uniformity of weight mass piece and tool motion parts, as a patent < < facing cut balance weight mechanism > > (China Patent Publication No.: CN 102729094 A) of Hualian Precision Machinery Co., Ltd., Wuxi, but the pulley using due to this balance weight mechanism is few, the steel wire rope bending radius that causes walking around pulley is less, thereby cause the larger bending stress of the inner generation of steel wire rope, in high-frequency reciprocating motion, in steel wire rope, form high-frequency alternating stress especially, cause the service life of steel wire rope short, need often change and reduce the reliability of lathe.If increase pulley radius to increase steel wire rope bending radius, can, because rotary inertia is crossed ambassador's difficulty that commutates, therefore can not be applied in high-frequency reciprocating motion.
Summary of the invention
In order to solve existing balance weight mechanism, cannot be applied to the problem of high-frequency reciprocating motion, the utility model provides a kind of balance weight mechanism of high-frequency reciprocating moving component.Balance weight mechanism of the present utility model, when realizing balance exercise mechanism, can meet the requirement of high-frequency reciprocating motion.
The balance weight mechanism of high-frequency reciprocating moving component of the present utility model, is characterized in, described balance weight mechanism weight mass piece, lifting bolt, steel wire rope, pulley bracket, pulley, nut, pulley mandrel, motion slide unit, machine pillar.Its annexation is that pulley bracket is arranged on machine pillar top by screw; On pulley mandrel, be provided with positioning step, pulley is arranged on pulley mandrel and by nut and is fixed on pulley bracket; Steel wire rope is walked around each pulley being arranged on pulley bracket, and two ends respectively arrange a lifting bolt and are connected to the upper center of motion slide unit and the upper center of weight mass piece.
Described weight mass piece equates with the quality of motion slide unit.
Described pulley bracket is semicircle.
Described lifting bolt is provided with two.
Described pulley is provided with 12, along semicircular pulley bracket, distributes symmetrically.
Described pulley mandrel is provided with 12.
Described nut is provided with 12.
Described steel wire rope provides high rigidity, guarantees the motion uniformity of weight mass piece and motion slide unit.Adopt semicircular pulley bracket and a plurality of pulley to reduce the steel wire rope resistance of motion, and keep the radius of curvature of steel wire rope larger, thereby reduce its bending stress, thereby extended the service life of steel wire rope.Balance weight mechanism can be saved Z-direction driving force, provides protection when power-off simultaneously, prevents that moving slide block landing from damaging lathe and part to be processed.
The balance weight mechanism beneficial effect of high-frequency reciprocating moving component of the present utility model is: semicircular pulley bracket has reduced lathe whole height, the balance weight mechanism that many pulleys form has increased the bending radius of steel wire rope, thereby extended the service life of steel wire rope, improved the reliability of lathe, balance weight mechanism is simple in structure, easy accessibility.
Accompanying drawing explanation
Fig. 1 is the balance weight mechanism front view of high-frequency reciprocating moving component of the present utility model;
Fig. 2 is the partial left side view in Fig. 1;
In figure: 1. weight mass piece 2. lifting bolt 3. steel wire rope 4. pulley bracket 5. pulley 6. nut 7. pulley mandrel 8. motion slide unit 9. machine pillars.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described in detail:
Fig. 1 is the balance weight mechanism front view of high-frequency reciprocating moving component of the present utility model, and Fig. 2 is the partial left side view in Fig. 1.
In Fig. 1,2, the balance weight mechanism of high-frequency reciprocating moving component of the present utility model, comprises weight mass piece 1, lifting bolt 2, steel wire rope 3, pulley bracket 4, pulley 5, nut 6, pulley mandrel 7, motion slide unit 8, machine pillar 9; Its annexation is that described pulley bracket 4 is arranged on machine pillar 9 tops by screw; On pulley mandrel 7, be provided with positioning step, pulley 5 is arranged on pulley mandrel 7 and by nut 6 and is fixed on pulley bracket 4; Steel wire rope 3 is walked around each pulley 5 being arranged on pulley bracket 4, and two ends respectively arrange a lifting bolt 2 and are connected to the upper center of motion slide unit 8 and the upper center of weight mass piece 1.
Described weight mass piece 1 equates with the quality of motion slide unit 8.
Described lifting bolt is provided with two, and lifting bolt 2 is one of them.
Described pulley bracket 4 is semicircle.
Described pulley is provided with 12, and pulley 5 is one of them, and 12 pulleys distribute symmetrically along pulley bracket 4.
Described pulley mandrel is provided with 12, and pulley mandrel 7 is one of them, and pulley mandrel and pulley be corresponding matching one by one.
Described nut is provided with 12, and nut 6 is one of them, pulley mandrel of each nut check.
Described steel wire rope 3 provides high rigidity, guarantees the motion uniformity of weight mass piece 1 and motion slide unit 8.Adopt semicircular pulley bracket 4 and a plurality of pulley 5 to reduce steel wire rope 3 resistances of motion, and keep the radius of curvature of steel wire rope 3 larger, thereby reduce its bending stress, thereby extended the service life of steel wire rope 3.Balance weight mechanism can be saved Z-direction driving force, provides protection when power-off simultaneously, prevents that moving slide block 8 landings from damaging lathe and part to be processed.
The Standard process of the balance weight mechanism of high-frequency reciprocating moving component of the present utility model is: pulley bracket 4 is fixed on machine pillar 9; Pulley 5 is placed on to the position, hole of pulley bracket 4 correspondences, pulley mandrel 7 through the hole of the hole of pulley bracket 4 one sides, pulley 5, pulley bracket 4 opposite sides, as shown in Figure 2, then is locked pulley mandrels 7 with nut 6 successively; Two lifting bolts 2 are respectively fixed to the two ends of steel wire rope 3; A lifting bolt 2 is connected to the crown center position of motion slide unit 8, steel wire rope 3 is walked around each pulley 5 being arranged on pulley bracket 4, then the other end of steel wire rope 3 is connected on weight mass piece 1, completes the assembling of whole mechanism.
The balance weight mechanism of a kind of high-frequency reciprocating moving component of the present utility model is work like this: during processing parts, motion slide unit 8 high frequencies move up and down, weight mass piece 1 moves up and down with motion slide unit 8, between steel wire rope 3 and pulley 5, produce sliding friction, wearing and tearing and the heating of steel wire rope 3 have been reduced, the assembly pulley radius simultaneously forming due to semicircular pulley bracket 4 and pulley 5 is larger, thereby reduces the bending stress of steel wire rope 3, thereby has extended the service life of steel wire rope 3; Adopt a plurality of truckles to replace large pulley also to reduce the rotary inertia of pulley, in high-frequency reciprocating motion, easily commutation, improves working (machining) efficiency.
Claims (7)
1. the balance weight mechanism of a high-frequency reciprocating moving component, it is characterized in that, described balance weight mechanism comprises weight mass piece (1), lifting bolt (2), steel wire rope (3), pulley bracket (4), pulley (5), nut (6), pulley mandrel (7), motion slide unit (8), machine pillar (9); Its annexation is that described pulley bracket (4) is arranged on machine pillar (9) top by screw; Pulley mandrel is provided with positioning step on (7), and pulley (5) is arranged on pulley mandrel (7) and goes up and pass through nut (6) and be fixed on pulley bracket (4); Steel wire rope (3) is walked around each pulley (5) being arranged on pulley bracket (4), and two ends respectively arrange a lifting bolt (2) and are connected to the upper center of motion slide unit (8) and the upper center of weight mass piece (1).
2. according to the balance weight mechanism of a kind of high-frequency reciprocating moving component claim (1) Suo Shu, it is characterized in that: described weight mass piece (1) equates with the quality of motion slide unit (8).
3. according to the balance weight mechanism of a kind of high-frequency reciprocating moving component claim (1) Suo Shu, it is characterized in that: the quantity that described lifting bolt (2) arranges is two.
4. according to the balance weight mechanism of a kind of high-frequency reciprocating moving component claim (1) Suo Shu, it is characterized in that: described pulley (5) is symmetrically arranged 12.
5. according to the balance weight mechanism of a kind of high-frequency reciprocating moving component claim (1) Suo Shu, it is characterized in that: the quantity that described nut (6) arranges is 12.
6. according to the balance weight mechanism of a kind of high-frequency reciprocating moving component claim (1) Suo Shu, it is characterized in that: the quantity that described pulley mandrel (7) arranges is 12.
7. according to the balance weight mechanism of a kind of high-frequency reciprocating moving component claim (1) Suo Shu, it is characterized in that: described pulley bracket (4) is for semicircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320552445.1U CN203449075U (en) | 2013-09-06 | 2013-09-06 | Weight balancing mechanism of high-frequency reciprocating motion part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320552445.1U CN203449075U (en) | 2013-09-06 | 2013-09-06 | Weight balancing mechanism of high-frequency reciprocating motion part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203449075U true CN203449075U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320552445.1U Expired - Fee Related CN203449075U (en) | 2013-09-06 | 2013-09-06 | Weight balancing mechanism of high-frequency reciprocating motion part |
Country Status (1)
| Country | Link |
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| CN (1) | CN203449075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433798A (en) * | 2013-09-06 | 2013-12-11 | 中国工程物理研究院机械制造工艺研究所 | Counterweight mechanism of high-frequency reciprocating movement part |
-
2013
- 2013-09-06 CN CN201320552445.1U patent/CN203449075U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433798A (en) * | 2013-09-06 | 2013-12-11 | 中国工程物理研究院机械制造工艺研究所 | Counterweight mechanism of high-frequency reciprocating movement part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 |