CN203926464U - Gear drive in a kind of flat digital controlled punch press - Google Patents
Gear drive in a kind of flat digital controlled punch press Download PDFInfo
- Publication number
- CN203926464U CN203926464U CN201420306476.3U CN201420306476U CN203926464U CN 203926464 U CN203926464 U CN 203926464U CN 201420306476 U CN201420306476 U CN 201420306476U CN 203926464 U CN203926464 U CN 203926464U
- Authority
- CN
- China
- Prior art keywords
- keyway
- transmission shaft
- sleeve
- gear drive
- flat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model proposes the gear drive in a kind of flat digital controlled punch press, comprise transmission shaft, driving sleeve and four flat keys, transmission shaft one end is along circumferentially evenly offering four the first keyways, the sleeve lining of driving sleeve is along circumferentially evenly offering four the second keyways, and each flat key is placed in the keyway space that corresponding one group of first keyway and the second keyway form.The utility model is by circumferentially arranging four keyways at transmission shaft, and coordinate four independently flat keys, realized with the stable high-strength of driving sleeve and being connected, greatly improved the impact resistance of whole driving mechanism, avoided the problem that causes whole driving mechanism all to change because of flat key wearing and tearing simultaneously, reduced user cost, and reduced driving error by innovative design module, guaranteed that the zero clearance in the application of flat digital controlled punch press accurately locates, there is stronger marketing prospect of the application.
Description
Technical field
The utility model relates to gear transmission technology field, relates to more specifically the gear drive in the flat digital controlled punch press that a kind of automobile manufacture industry used.
Background technique
Development growth along with Automobile Enterprises, automobile longitudinal beam flat plate numerical control press equipment is widely used, the operation intensity of existing automobile longitudinal beam flat plate eyelet work product line is increasing, punching is more and more frequent, original X-axis feeding part driving gear is by retainingf key, two keys or spline joint, join strength is low, poor stability, cause gear-driven accuracy not high, hole X-axis gear drive of every punching all will stop location, the impulsive load producing causes key Joint failure, gear wear, beat tooth, especially in frequent impact, in high-intensity operation, existing gear drive is extremely unstable, cause punching precision poor, and rate of fault is high, finally cause longeron machining accuracy extremely unstable, suddenly big or suddenly small, faults frequent, the maintenance amount of labour is large, maintenance cost is high, it is long to stop the line time, larger to Influence of production, cause longeron scrap and do over again because precision defective appearance in hole is regular simultaneously.And the gear drive complex manufacturing technology in existing flat digital controlled punch press, once abrasion deformation appears in the retainingf key on transmission shaft, whole driving mechanism all may be continued to use, and causes the raising of cost of production.
Model utility content
The utility model is based on above-mentioned prior art problem, gear drive in the flat digital controlled punch press that a kind of auto manufacturing of proposition of innovation is used, described gear drive is by circumferentially arranging four keyways at transmission shaft, and coordinate four independently flat keys, realized with the stable high-strength of driving sleeve and being connected, greatly improved the impact resistance of whole driving mechanism, avoided the problem that causes whole driving mechanism all to change because of flat key wearing and tearing simultaneously, reduced user cost, and reduced driving error by innovative design module, guaranteed that the zero clearance in the application of flat digital controlled punch press accurately locates, there is stronger marketing prospect of the application.
It is as follows that the utility model solves the problems of the technologies described above taked technological scheme:
Gear drive in a kind of flat digital controlled punch press, comprise transmission shaft 1, driving sleeve 2 and four keys, one end of described transmission shaft 1 is along circumferentially evenly offering four the first keyways 4, the sleeve lining that described driving sleeve 2 is connected with described transmission shaft 1 is along circumferentially evenly offering four the second keyways 5, described the second keyway 5 is corresponding with shape and the position of described the first keyway 4, when described transmission shaft 1 one end is inserted in the sleeve of described driving sleeve 2, each key is placed in the keyway space that corresponding one group of first keyway 4 and the second keyway 5 form.
Further according to gear drive described in the utility model, wherein said transmission shaft 1 has cylindric, described the first keyway 4 radially inwardly forms rectangular groove structure from the cylndrical surface of transmission shaft 1, the length of described rectangle groove extends axially along transmission shaft 1, the bottom surface of adjacent two the first keyways 4 is mutually vertical, the sleeve of described driving sleeve 2 has cylindrical inner wall face, the second keyway 5 radially outwards forms rectangular groove structure from sleeve lining face, the length of described rectangle groove extends axially along sleeve, the bottom surface of adjacent two the second keyways 5 is mutually vertical, described key is for can embed the flat key 3 in the first keyway 4 and the second keyway 5 simultaneously.
Further according to gear drive described in the utility model, the width of wherein said the first keyway 4 equals the width of described the second keyway 5, the degree of depth of described the first keyway 4 is greater than the degree of depth of described the second keyway 5, the thickness of described flat key 3 is the degree of depth sum of the first keyway 4 and the second keyway 5, and the width of described flat key 3 equals the width of described the first keyway 4 and the second keyway 5.
Further according to gear drive described in the utility model, wherein said flat key 3 is two round end flat keys, in described the first keyway 4, the extending end of rectangle groove forms half slot structure, in described the second keyway 5, the extending end of rectangle groove forms half slot structure, the round end of described flat key 3 one end is connected to the half slot in described the first keyway 4, and the round end of described flat key 3 the other ends is connected to the half slot in described the second keyway 5.
Further, according to gear drive described in the utility model, the external diameter of the transmission shaft 1 at wherein said the first keyway 4 places equals the internal diameter 1 of described sleeve, and is 40mm.
Further, according to gear drive described in the utility model, the width of wherein said the first keyway 4 is that 12mm, the degree of depth are 5mm, and the width of described the second keyway 5 is that 12mm, the degree of depth are 3mm, and the width of described flat key 3 is that 12mm, thickness are 8mm.
Further according to gear drive described in the utility model, wherein said flat key 3 is two round end flat keys of thickness 8mm, width 12mm, round end radius 6mm, entire length 30mm, in described the first keyway 4, the width of rectangle groove is that 12mm, the degree of depth are 5mm, in described the second keyway 5, the width of rectangle groove is that 12mm, the degree of depth are 3mm, and the radius of described half slot is 6mm.
Further according to gear drive described in the utility model, the other end of wherein said transmission shaft 1 is connected with gear 5, described gear 5 is for connecting the rack guide rail of numerical control press, the other end of described driving sleeve 2 middle sleeves is connected with connecting rod, is provided with the motor connecting key 7 for connecting machine tool motor on described connecting rod.
Further, according to gear drive described in the utility model, the module of wherein said gear 5 is 3.1831.
By the technical solution of the utility model, at least can reach following technique effect:
1), the innovation of described gear drive offers four equally distributed keyways on transmission shaft and driving sleeve simultaneously, substitute traditional retainingf key structure, designing flat key independently embeds simultaneously and in the keyway on transmission shaft and driving sleeve, realizes being in transmission connection between the two, increased transmission lifting surface area, greatly improve the strength and stability that is in transmission connection, and then improved the impact resistance of whole driving mechanism;
2), driving mechanism described in the utility model, avoided cannot continuing because connecting key wearing and tearing cause whole driving mechanism the problem of using, greatly reduce driving mechanism replacement cost;
3), gear drive utilization described in the utility model increases the principle of transmission lifting surface area, raising force bearing point Material Strength, overcome the problem that original driving mechanism easily rolls key, poor reliability, can be good at meeting the usage requirement of frequent impact, location in automobile making numerical control press, effectively reduce rate of fault, maintenance cost, reduced production reject rate;
4), gear drive described in the utility model reduced driving error by innovative design module, guaranteed that the zero clearance in flat digital controlled punch press application is accurately located, and greatly improved punching precision and stability;
5), gear drive overall structure described in the utility model is simple and practical, easily processing, fabricating cost is cheap, without change, compatible strong, practical wide to equipment original structure.
Accompanying drawing explanation
The assembly structure figure that accompanying drawing 1 is gear drive described in the utility model.
The decomposition chart that accompanying drawing 2 is gear drive described in the utility model.
Accompanying drawing 3 is the first keyway distributed architecture schematic diagram of transmission shaft end surface in described gear drive.
Accompanying drawing 4 is the second keyway distributed architecture schematic diagram of driving sleeve end face in described gear drive.
In figure, the implication of each reference character is as follows:
1-transmission shaft, 2-driving sleeve, 3-flat key, 4-the first keyway, 5-the second keyway, 6-gear, 7-motor connecting key.
Embodiment
Below in conjunction with accompanying drawing, scheme of the present utility model is described in detail, so that those skilled in the art can more clearly understand the utility model, but does not therefore limit protection domain of the present utility model.
As shown in Figures 1 and 2, gear drive integral body in the flat digital controlled punch press that automobile manufacture industry described in the utility model is used comprises transmission shaft 1, driving sleeve 2 and some flat keys 3, described transmission shaft 1 integral body has round bar shape, and be connected with gear 5 in its one end, the module of described gear 5 is 3.1831, the other end of described transmission shaft 1 is along the circumferential direction evenly processed with four the first keyways 4, each first keyway 4 along transmission shaft 1 axially from the axle head orthogonal groove structure that extends internally, and the end at rectangle groove forms half slot structure, the bottom surface of adjacent two the first keyways 4 is vertically that adjacent two the first keyways are arranged vertically mutually with respect to transmission shaft axle center mutually, the diameter of transmission shaft 1 end at the first keyway 4 places is 40mm, the width of the rectangle groove part of each the first keyway 4 is 12mm, the degree of depth is 5mm, the degree of depth of end half slot is 5mm, diameter is 12mm.Described driving sleeve 2 comprises sleeve and connecting rod, and described sleeve has the cylindrical inner wall face coordinating with end part of driving shaft round bar, and its internal diameter is 40mm, within guaranteeing that described transmission shaft 1 can be adjacent to and inserts driving sleeve 2.Correspondingly with described the first keyway 4 on the internal face of described sleeve offer four the second keyways 5, be that described four the second keyways 5 are uniformly distributed along sleeve lining face circumferencial direction, each second keyway 5 radially outwards forms rectangular groove structure from the internal face of sleeve, the length of described rectangle groove extends axially along sleeve, and the end at rectangle groove forms half slot structure, the bottom surface of adjacent two the second keyways 5 is mutually vertical, the shape of described the second keyway 5 is all corresponding with the first keyway with position, but the degree of depth of the second keyway 5 is less than the first keyway, preferably described in each, the degree of depth of the second keyway is 3mm, width is 12mm, end half slot diameter is 12mm.The sleeve that described driving sleeve 2 comprises is connected with connecting rod one, is provided with motor connecting key 7 in the outer wall of described connecting rod.Described flat key 3 is two round end flat keys, its dimensional range is thickness 8mm, width 12mm, entire length 30mm, round end radius 6mm, the quantity of described flat key 3 is four, each flat key 3 can embed in the keyway space of the first corresponding keyway 4 and the second keyway 5 compositions just, the half slot of round end butt first keyway 4 of flat key one end, the half slot of round end butt second keyway 5 of the flat key the other end.Described gear drive in use, the first keyway 4 on transmission shaft 1 is aligned with the second keyway 5 on driving sleeve 2, in each first keyway 4, put into a described flat key 3, then transmission shaft 1 is inserted in the sleeve of driving sleeve 2, and make in the second keyway 5 of the corresponding insertion driving sleeve of flat key 3, thereby the high strength drive of having realized between transmission shaft and driving sleeve by four flat keys 3 connects.The gear of described transmission shaft 1 the other end is connected with the rack guide rail in numerical control press, the other end of described driving sleeve is connected in machine motor by the motor connecting key on its connecting rod, thereby the rotation of machine motor drives driving sleeve to rotate, the driving torque of driving sleeve passes to transmission shaft by flat key 3, the rotation of transmission shaft drives the rack guide rail motion in numerical control press, has realized the transmission of power in flat digital controlled punching press.
The utility model is in transmission connection by innovative design quadruple linkage, has improved reliable transmission, has eliminated gap, has increased impact face; The flat key that can install separately by design, solved the frequent Cost Problems of changing of existing driving mechanism, because what wearing and tearing in use the most easily appearred in this driving mechanism is exactly connecting key, if use scheme of the present utility model one of them or several flat key to occur wearing and tearing, only need to change the flat key of wearing and tearing, and the dismounting of this flat key is all very convenient, without the whole driving mechanisms such as transmission shaft are changed, greatly reduce equipment user cost; The utility model, by being 3.1831 by module innovative design, greatly reduces driving error, has realized 0 gap high reliability, highi degree of accuracy transmission control; The utility model has all carried out corresponding heat treatment to transmission shaft and driving sleeve in addition, has greatly improved keyway intensity and fit tolerance, has guaranteed the stability of transmission.Modified model gear drive provided by the utility model, in automobile making numerical control press technical field, can access good utilization, the reliability that is in transmission connection improves, lathe X-axis transmission accuracy improves greatly, guaranteed punching precision, improve manufacturing efficiency, therefore there is stronger marketing use value.
Below be only that preferred implementation of the present utility model is described; the technical solution of the utility model is not limited to this; the any known distortion that those skilled in the art do on the basis of major technique of the present utility model design all belongs to the claimed technology category of the utility model, and the concrete protection domain of the utility model is as the criterion with the record of claims.
Claims (9)
1. the gear drive in a flat digital controlled punch press, it is characterized in that, comprise transmission shaft (1), driving sleeve (2) and four keys, one end of described transmission shaft (1) is along circumferentially evenly offering four the first keyways (4), the sleeve lining that described driving sleeve (2) is connected with described transmission shaft (1) is along circumferentially evenly offering four the second keyways (5), described the second keyway (5) is corresponding with shape and the position of described the first keyway (4), when described transmission shaft (1) one end is inserted in the sleeve of described driving sleeve (2), each key is placed in the keyway space of corresponding one group of first keyway (4) and the second keyway (5) composition.
2. gear drive according to claim 1, it is characterized in that, described transmission shaft (1) has cylindric, described the first keyway (4) radially inwardly forms rectangular groove structure from the cylndrical surface of transmission shaft (1), the length of described rectangle groove extends axially along transmission shaft (1), the bottom surface of adjacent two the first keyways (4) is mutually vertical, the sleeve of described driving sleeve (2) has cylindrical inner wall face, the second keyway (5) radially outwards forms rectangular groove structure from sleeve lining face, the length of described rectangle groove extends axially along sleeve, the bottom surface of adjacent two the second keyways (5) is mutually vertical, described key is for can embed the flat key (3) in described the first keyway (4) and the second keyway (5) simultaneously.
3. gear drive according to claim 2, it is characterized in that, the width of described the first keyway (4) equals the width of described the second keyway (5), the degree of depth of described the first keyway (4) is greater than the degree of depth of described the second keyway (5), the thickness of described flat key (3) is the degree of depth sum of described the first keyway (4) and the second keyway (5), and the width of described flat key (3) equals the width of described the first keyway (4) and the second keyway (5).
4. gear drive according to claim 3, it is characterized in that, described flat key (3) is two round end flat keys, in described the first keyway (4), the extending end of rectangle groove forms half slot structure, in described the second keyway (5), the extending end of rectangle groove forms half slot structure, the round end of described flat key (3) one end is connected to the half slot in described the first keyway (4), and the round end of described flat key (3) the other end is connected to the half slot in described the second keyway (5).
5. gear drive according to claim 3, is characterized in that, the external diameter of the transmission shaft (1) at described the first keyway (4) place equals the internal diameter (1) of described sleeve, and is 40mm.
6. gear drive according to claim 3, it is characterized in that, the width of described the first keyway (4) is that 12mm, the degree of depth are 5mm, and the width of described the second keyway (5) is that 12mm, the degree of depth are 3mm, and the width of described flat key (3) is that 12mm, thickness are 8mm.
7. gear drive according to claim 4, it is characterized in that, described flat key (3) is two round end flat keys of thickness 8mm, width 12mm, round end radius 6mm, entire length 30mm, in described the first keyway (4), the width of rectangle groove is that 12mm, the degree of depth are 5mm, in described the second keyway (5), the width of rectangle groove is that 12mm, the degree of depth are 3mm, and the radius of described half slot is 6mm.
8. according to the gear drive described in claim 1-7 any one, it is characterized in that, the other end of described transmission shaft (1) is connected with gear (5), described gear (5) is for connecting the rack guide rail of numerical control press, the other end of described driving sleeve (2) middle sleeve is connected with connecting rod, is provided with the motor connecting key (7) for connecting machine tool motor on described connecting rod.
9. gear drive according to claim 8, is characterized in that, the module of described gear (5) is 3.1831.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420306476.3U CN203926464U (en) | 2014-06-10 | 2014-06-10 | Gear drive in a kind of flat digital controlled punch press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420306476.3U CN203926464U (en) | 2014-06-10 | 2014-06-10 | Gear drive in a kind of flat digital controlled punch press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203926464U true CN203926464U (en) | 2014-11-05 |
Family
ID=51822278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420306476.3U Expired - Fee Related CN203926464U (en) | 2014-06-10 | 2014-06-10 | Gear drive in a kind of flat digital controlled punch press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203926464U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279539A (en) * | 2018-11-15 | 2019-01-29 | 深圳若步智能科技有限公司 | A kind of lifting body |
| CN109441872A (en) * | 2018-12-11 | 2019-03-08 | 台州市禺工泵业科技有限公司 | A kind of connection drive mechanism of miniature impeller of pump and shaft |
| CN109555751A (en) * | 2018-11-26 | 2019-04-02 | 深圳市科斯腾液压设备有限公司 | A kind of electrohydraulic integration device |
| CN110107606A (en) * | 2019-05-10 | 2019-08-09 | 江苏国茂减速机股份有限公司 | A kind of reducer shaft end pump shaft coupling |
-
2014
- 2014-06-10 CN CN201420306476.3U patent/CN203926464U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279539A (en) * | 2018-11-15 | 2019-01-29 | 深圳若步智能科技有限公司 | A kind of lifting body |
| CN109555751A (en) * | 2018-11-26 | 2019-04-02 | 深圳市科斯腾液压设备有限公司 | A kind of electrohydraulic integration device |
| CN109441872A (en) * | 2018-12-11 | 2019-03-08 | 台州市禺工泵业科技有限公司 | A kind of connection drive mechanism of miniature impeller of pump and shaft |
| CN110107606A (en) * | 2019-05-10 | 2019-08-09 | 江苏国茂减速机股份有限公司 | A kind of reducer shaft end pump shaft coupling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203926464U (en) | Gear drive in a kind of flat digital controlled punch press | |
| CN101979198B (en) | Method for boring high-precision multi-gear axle hole and machining tool | |
| CN204075370U (en) | Internal diameter centering spline broach | |
| CN201760600U (en) | Horizontal type two-sided processing numerically controlled lathe | |
| CN100560282C (en) | Boring spindle built-in milled spindle floor type boring and milling head | |
| CN203362791U (en) | Internal spline rotating shaft of motor | |
| CN201969925U (en) | Drilling jig used for machining flanges | |
| CN202176699U (en) | Long shaft output shaft structure of three-shaft transmission system of equidirectional parallel double-screw extrusion machine | |
| CN101708503B (en) | Method for designing rotary feed-in mechanism of double-roller cold pilger mill and device thereof | |
| CN203711898U (en) | Horizontal type drilling and boring combined machine tool | |
| CN202108858U (en) | Engineering machinery transmission shaft bond axis | |
| CN202517090U (en) | Novel multi-drill | |
| CN201807754U (en) | Processing tool for boring high-precision multi-gear shaft holes | |
| CN205650879U (en) | Split type gear level steel ball slot mill | |
| CN204200963U (en) | A kind of double worm device of double-ended grinding machine box for feeding odd | |
| CN201189607Y (en) | Floor milling and boring heads of milling shaft built-in boring bar | |
| CN203002950U (en) | Spinning forming die for semi-finished gears | |
| CN205618641U (en) | Single screw extruder owner gear box assembly | |
| CN202545541U (en) | Inner spline shaft | |
| CN205283285U (en) | PMSM pivot and connection structure of rotor core towards piece | |
| CN204524774U (en) | A kind of Multifunctional lock body Combined machining machine | |
| CN201543661U (en) | Rotary feed-in mechanism for two-roller cold pilger mill | |
| CN104723173B (en) | A kind of processing unit (plant) of pointed tooth trepanning tool | |
| CN104589059B (en) | Multifunctional lock combined processing machine | |
| CN103212960B (en) | Manufacturing method for equal-lead variable-tooth thickness worm |
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 |
Granted publication date: 20141105 Termination date: 20180610 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |