CN202367293U - Outer support device for large gear hobbing machine - Google Patents
Outer support device for large gear hobbing machine Download PDFInfo
- Publication number
- CN202367293U CN202367293U CN 201120562770 CN201120562770U CN202367293U CN 202367293 U CN202367293 U CN 202367293U CN 201120562770 CN201120562770 CN 201120562770 CN 201120562770 U CN201120562770 U CN 201120562770U CN 202367293 U CN202367293 U CN 202367293U
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- support arm
- outer support
- hobbing machine
- locating hole
- workpiece
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Abstract
The utility model discloses an outer support device for a large gear hobbing machine, which comprises an outer support body composed of a left outer support and a right outer support. Locking mechanisms enabling the left outer support and the right outer support to be integrally connected are arranged on the left outer support and the right outer support, the outer support body is provided with a locating hole capable of simultaneously penetrating through the left outer support and the right outer support, a centre device for positioning the radial position of a workpiece is arranged in the locating hole, and the centre device is detachably fixedly connected with the outer support body. An abutting-against mechanism for radial positioning is arranged on the outer support body along the circumference of the locating hole. The centre device can perform positioning clamping to the workpiece with an ordinary length. For the workpiece with the long length, the centre device can be dismantled, and the abutting-against mechanism can be used to perform positioning clamping to the workpiece. Besides, the outer support body is composed of two portions, and the workpiece is not subjected to interference of the outer support body. Accordingly, the outer support device for the large gear hobbing machine can be suitable for axial-tooth workpieces of various lengths, and a processing range of the gear hobbing machine can be expanded.
Description
Technical field
The utility model relates to a kind of gear-hobbing machine, particularly a kind of support arm of gear-hobbing machine.
Background technology
The traditional support arm device of gear-hobbing machine is a monolithic construction, and the structure of the positioning clamping workpiece on the support arm has two kinds of forms: 1, support arm be provided with top, 2, support arm be provided with one the location through hole.
In reality processing, often need on the same stage gear-hobbing machine can process the major axis shaft gear, can process the minor axis shaft gear again, but for the gear-hobbing machine support arm of existing structure, it can not satisfy this requirement.As to being provided with top support arm, because when the processing long-axle workpieces, top superior displacement is put inadequately, can cause can't piece installing, as if with top dismounting, then useless again in the mechanism of positioning clamping workpiece on the support; And for example for the support arm that is provided with positioning through hole; For long-axle workpieces; There is the problem of piece installing difficulty equally in it; And even the same mechanism that does not have location piece-holder workpiece on the positioning through hole to the workpiece in some locating hole of packing into, yet can not match and can't process because of workpiece and positioning through hole.
Therefore need the support arm structure of gear-hobbing machine of the prior art to improve,, can process major axis class shaft gear workpiece again so that it can process minor axis class shaft gear workpiece.
The utility model content
In view of this, the purpose of the utility model provides a kind of large-scale gear hobbing machine support arm device, it is satisfied can both position clamping to major axis class shaft gear workpiece and minor axis class shaft gear workpiece, to enlarge the range of work of gear-hobbing machine.
The utility model large-scale gear hobbing machine support arm device; Comprise the support arm body of forming by the left support arm and the right support arm that are articulated on the gear-hobbing machine slide plate; Said left support arm and right support arm are provided with both are connected into whole retaining mechanism; Said support arm body is provided with the locating hole that passes left support arm and right support arm simultaneously, is provided with the Finial device that is used to locate the workpiece radial position in the locating hole, and Finial device is fixedly connected with the support arm body is detachable; Support arm body upper edge locating hole circumferential arrangement is useful on the jacking mechanism of radial location.
Further; Said jacking mechanism comprise be arranged on the support arm body, and can be along the locating hole reciprocal push rod that slides of single-degree-of-freedom radially; Be threaded on the push rod screw rod of an axis and ejector rob axis line parallel, said screw rod is arranged on the support arm body and with its single-degree-of-freedom and is rotatably assorted; Said jacking mechanism is at least three;
Further, said jacking mechanism is cylinder or the hydraulic cylinder that piston rod can radially reciprocatingly slide along locating hole, and said jacking mechanism is at least three;
Further, said Finial device comprises with the detachable terminal pad that is fixedly connected of support arm body, is arranged at the center sleeve on the terminal pad and is arranged in the center sleeve and coaxial top of locating hole, matched in clearance between center sleeve and terminal pad; Said Finial device also comprises the core-regulating mechanism that is used to regulate top radial position; Said core-regulating mechanism comprise the adapter sleeve that is coated at center sleeve, with two adjustment screw of adapter sleeve threaded engagement and the screw Connection Block that is arranged on the terminal pad and is rotatably assorted with the adjustment screw single-degree-of-freedom, vertical each other and two axis of two axis of said two adjustment screw are positioned on the diametric(al) of center sleeve;
Further, said retaining mechanism comprises first Connection Block that is arranged on the left support arm, is arranged at second Connection Block and the bolt that is connected first Connection Block and second Connection Block on the right support arm.
The beneficial effect of the utility model: the utility model large-scale gear hobbing machine support arm device, its Finial device can position clamping to the workpiece of normal length; For the long workpiece of length; Can pull down Finial device and it positioned clamping with jacking mechanism; And the support arm body is made up of two parts; Rotate left support arm and right support arm and make both separately, then can long axis workpiece be packed in the support arm body locating hole easily, and can not receive the interference of support arm body; Thereby this large-scale gear hobbing machine support arm device can be applicable to the axle tooth class workpiece of all lengths, can enlarge the range of work of gear-hobbing machine.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Fig. 1 is the vertical view of the utility model large-scale gear hobbing machine support arm device;
Fig. 2 is along the cutaway view of A-A among Fig. 1;
Fig. 3 is the zoomed-in view of P portion among Fig. 2;
Fig. 4 is the zoomed-in view of M portion among Fig. 2.
The specific embodiment
Fig. 1 is the vertical view of the utility model large-scale gear hobbing machine support arm device; Fig. 2 is along the cutaway view of A-A among Fig. 1; Fig. 3 is the zoomed-in view of P portion among Fig. 2; Fig. 4 is the zoomed-in view of M portion among Fig. 2.
As shown in the figure; Present embodiment large-scale gear hobbing machine support arm device; Comprise the support arm body of being made up of the left support arm 2 and the right support arm 3 that are articulated on the gear-hobbing machine slide plate 1, said left support arm 2 is provided with the retaining mechanism that both is connected into integral body with right support arm 3, and said support arm body is provided with the locating hole that passes left support arm and right support arm simultaneously; Be provided with the Finial device that is used to locate the workpiece radial position in the locating hole, Finial device is fixedly connected with the support arm body is detachable; Support arm body upper edge locating hole circumferential arrangement is useful on the jacking mechanism of radial location.
In the present embodiment, said Finial device comprises with the detachable terminal pad that is fixedly connected of support arm body 4, is arranged at the center sleeve 5 on the terminal pad 4 and is arranged in the center sleeve 5 and coaxial top 6 of locating hole, 4 matched in clearance of center sleeve 5 and terminal pad; Said Finial device also comprises the core-regulating mechanism that is used to regulate top radial position; Said core-regulating mechanism comprise the adapter sleeve 7 that is coated at center sleeve 5, with two adjustment screw 8 of adapter sleeve 7 threaded engagement and the screw Connection Block 9 that is arranged on the terminal pad 4 and is rotatably assorted with adjustment screw 8 single-degree-of-freedoms, vertical each other and two axis of two axis of said two adjustment screw 8 are positioned on the diametric(al) of center sleeve 5.
The location that Finial device is used for the workpiece of normal length clamps; In practical operation; When repeatedly up and down behind the Finial device because the wearing and tearing of keeper, may produce after Finial device is assembled on the support arm body top 6 with the overproof problem of axiality at gear hobbing machine worktable center.The core-regulating mechanism that is provided with in the present embodiment has the function of the top shaft core position of adjustment, has fit clearance between center sleeve 5 and the terminal pad 4, spurs adapter sleeve 7 and moves along diametric(al) through rotating adjustment screw 8, be i.e. the axial line position of scalable top 6.This adjusting device is simple in structure, and is easy to adjust, can improve the preceding externally debug time of holder device of processing, enhances productivity.
Certainly in various embodiment, Finial device also can not comprise core-regulating mechanism, and its top aligning is realized through traditional mobile gear-hobbing machine post, but its adjusting work is complicated, and debug time is longer.
In the present embodiment; Said jacking mechanism comprise be arranged on the support arm body, and can be along the locating hole reciprocal push rod 10 that slides of single-degree-of-freedom radially; Be threaded on the push rod 10 screw rod 11 of an axis and ejector rob axis line parallel, said screw rod 11 is arranged on the support arm body and with its single-degree-of-freedom and is rotatably assorted; Said jacking mechanism is three.
Jacking mechanism is used for the positioning clamping long-axle workpieces, separates left support arm 2 and right support arm 3, can long-axle workpieces be packed in the locating hole, and piece installing is not related to by the support arm soma; Again left support arm 2 is closed up with right support arm 3 after loading onto workpiece, and both are fixedly connected into integral body, through regulating the axial line position that jacking mechanism regulates workpiece, can process again through retaining mechanism.The regulative mode of workpiece axial line is: through rotating screw bolt 11, push rod 10 is moved radially along locating hole, push rod just promotes workpiece and moves, and is in the tram thereby drive workpiece.Push rod 10 in this structure is provided with the gathering sill that extends vertically, and the support arm body is provided with the spacer pin 12 in the insertion gathering sill, limits push rod through spacer pin 12 and gathering sill and can only do the linear reciprocation slip.Certainly in different embodiments, can be arranged on spacer pin on the push rod, be arranged on gathering sill on the support arm body; Perhaps,, limit guide post and can only do the linear reciprocation slip as guide post is made square structure through alternate manner.Jacking mechanism in the present embodiment is 3, and certainly in different embodiments, the quantity of jacking mechanism can also be other quantity more than 3.
And in different embodiment, said jacking mechanism can also be other structure, and like cylinder or hydraulic cylinder that jacking mechanism can radially reciprocatingly slide along locating hole for piston rod, the quantity of said cylinder or hydraulic cylinder is at least three; Come top tight workpiece through cylinder or hydraulic cylinder, can realize automated job.
In the present embodiment, said retaining mechanism comprises first Connection Block 13 that is arranged on the left support arm 2, is arranged at second Connection Block 14 and the bolt 15 that is connected first Connection Block 13 and second Connection Block 14 on the right support arm 3; This retaining mechanism is through manual locking, and apparatus structure is simple, and is easily manufactured.Certainly in different embodiments; Retaining mechanism can also be other structure; As can on left support arm 2 and right support arm 3, be connected a cylinder or hydraulic cylinder respectively; Promote left support arm 2 through cylinder or hydraulic cylinder and rotate around jointed shaft, realize separating automatically and closing up of left support arm 2 and right support arm 3 like this, adopt its manufacturing cost of this retaining mechanism higher certainly with right support arm 3.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the aim and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (5)
1. large-scale gear hobbing machine support arm device; It is characterized in that: comprise the support arm body of forming by the left support arm and the right support arm that are articulated on the gear-hobbing machine slide plate; Said left support arm and right support arm are provided with both are connected into whole retaining mechanism; Said support arm body is provided with the locating hole that passes left support arm and right support arm simultaneously, is provided with the Finial device that is used to locate the workpiece radial position in the locating hole, and Finial device is fixedly connected with the support arm body is detachable; Support arm body upper edge locating hole circumferential arrangement is useful on the jacking mechanism of radial location.
2. large-scale gear hobbing machine support arm device according to claim 1; It is characterized in that: said jacking mechanism comprise be arranged on the support arm body, and can be along the locating hole reciprocal push rod that slides of single-degree-of-freedom radially; Be threaded on the push rod screw rod of an axis and ejector rob axis line parallel, said screw rod is arranged on the support arm body and with its single-degree-of-freedom and is rotatably assorted; Said jacking mechanism is at least three.
3. large-scale gear hobbing machine support arm device according to claim 1 is characterized in that: said jacking mechanism is cylinder or the hydraulic cylinder that piston rod can radially reciprocatingly slide along locating hole, and said jacking mechanism is at least three.
4. large-scale gear hobbing machine support arm device according to claim 1; It is characterized in that: said Finial device comprises with the detachable terminal pad that is fixedly connected of support arm body, is arranged at the center sleeve on the terminal pad and is arranged in the center sleeve and coaxial top of locating hole, matched in clearance between center sleeve and terminal pad; Said Finial device also comprises the core-regulating mechanism that is used to regulate top radial position; Said core-regulating mechanism comprise the adapter sleeve that is coated at center sleeve, with two adjustment screw of adapter sleeve threaded engagement and the screw Connection Block that is arranged on the terminal pad and is rotatably assorted with the adjustment screw single-degree-of-freedom, vertical each other and two axis of two axis of said two adjustment screw are positioned on the diametric(al) of center sleeve.
5. large-scale gear hobbing machine support arm device according to claim 1 is characterized in that: said retaining mechanism comprises first Connection Block that is arranged on the left support arm, is arranged at second Connection Block and the bolt that is connected first Connection Block and second Connection Block on the right support arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120562770 CN202367293U (en) | 2011-12-29 | 2011-12-29 | Outer support device for large gear hobbing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120562770 CN202367293U (en) | 2011-12-29 | 2011-12-29 | Outer support device for large gear hobbing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202367293U true CN202367293U (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120562770 Expired - Fee Related CN202367293U (en) | 2011-12-29 | 2011-12-29 | Outer support device for large gear hobbing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202367293U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171142A (en) * | 2015-10-31 | 2015-12-23 | 重庆机床(集团)有限责任公司 | Pressure adjusting mechanism for outer support tip of hobbing machine |
| CN105195836A (en) * | 2015-10-31 | 2015-12-30 | 重庆机床(集团)有限责任公司 | Rotary positioning and locking mechanism of a gear hobbing machine outer support |
| CN105458420A (en) * | 2016-01-15 | 2016-04-06 | 重庆机床(集团)有限责任公司 | Automatic positioning structure for gear hobbing machine outer support and method thereof |
| CN106270817A (en) * | 2016-09-30 | 2017-01-04 | 浙江日创机电科技有限公司 | A kind of gear-hobbing machine suspension type apex tailstock |
| CN109332240A (en) * | 2018-11-13 | 2019-02-15 | 瑞安市鑫星机械有限公司 | The gumming scraper device of paper overlay film cutting equipment |
-
2011
- 2011-12-29 CN CN 201120562770 patent/CN202367293U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171142A (en) * | 2015-10-31 | 2015-12-23 | 重庆机床(集团)有限责任公司 | Pressure adjusting mechanism for outer support tip of hobbing machine |
| CN105195836A (en) * | 2015-10-31 | 2015-12-30 | 重庆机床(集团)有限责任公司 | Rotary positioning and locking mechanism of a gear hobbing machine outer support |
| CN105195836B (en) * | 2015-10-31 | 2017-08-04 | 重庆机床(集团)有限责任公司 | A kind of gear-hobbing machine support arm rotational positioning and retaining mechanism |
| CN105458420A (en) * | 2016-01-15 | 2016-04-06 | 重庆机床(集团)有限责任公司 | Automatic positioning structure for gear hobbing machine outer support and method thereof |
| CN106270817A (en) * | 2016-09-30 | 2017-01-04 | 浙江日创机电科技有限公司 | A kind of gear-hobbing machine suspension type apex tailstock |
| CN106270817B (en) * | 2016-09-30 | 2018-07-06 | 浙江日创机电科技有限公司 | A kind of gear-hobbing machine suspension type apex tailstock |
| CN109332240A (en) * | 2018-11-13 | 2019-02-15 | 瑞安市鑫星机械有限公司 | The gumming scraper device of paper overlay film cutting equipment |
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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 |
Granted publication date: 20120808 Termination date: 20151229 |
|
| EXPY | Termination of patent right or utility model |