CN204295070U - the knife rest assembly of numerical control horizontal gear hobbing machine - Google Patents

the knife rest assembly of numerical control horizontal gear hobbing machine Download PDF

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Publication number
CN204295070U
CN204295070U CN201420798276.4U CN201420798276U CN204295070U CN 204295070 U CN204295070 U CN 204295070U CN 201420798276 U CN201420798276 U CN 201420798276U CN 204295070 U CN204295070 U CN 204295070U
Authority
CN
China
Prior art keywords
knife
bar
knife rest
shaft
main shaft
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
Application number
CN201420798276.4U
Other languages
Chinese (zh)
Inventor
石佳力
俞冲
孙世余
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Hai Tai Seiko Machinery Co Ltd
Original Assignee
Ningbo Hai Tai Seiko Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningbo Hai Tai Seiko Machinery Co Ltd filed Critical Ningbo Hai Tai Seiko Machinery Co Ltd
Priority to CN201420798276.4U priority Critical patent/CN204295070U/en
Application granted granted Critical
Publication of CN204295070U publication Critical patent/CN204295070U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of knife rest assembly of numerical control horizontal gear hobbing machine, comprise knife rest casing, main shaft, butterfly spring, broaching tool pawl, knife bar, pull bar, knife bar supporting seat and supporting cylinder, chamber in knife rest casing is provided with main shaft, pull bar, butterfly spring and broaching tool pawl, knife bar supporting seat is arranged on knife rest casing, its one end fixed support hydraulic cylinder, the other end is provided with knife bar back shaft, knife bar is between broaching tool pawl and knife bar back shaft, tool head box rear end cap is connected with at the rear of knife rest casing, tool head box rear end cap is connected with knife rest motor cover, in knife rest motor cover, servomotor is installed, servomotor is connected with one end of shaft coupling, the other end of shaft coupling is connected on main shaft, in chamber, oil cylinder is installed, the block and being connected with pull bar by block of forging a knife of forging a knife is provided with in oil cylinder, oil cylinder is by motion, by pull bar, broaching tool pawl is clamped to knife bar, servomotor moves, main shaft is driven to rotate by shaft coupling, then drive knife bar to Product processing, such design improves the machining accuracy of product.

Description

The knife rest assembly of numerical control horizontal gear hobbing machine
Technical field
The utility model relates to the knife rest assembly of a kind of processing component of gear-hobbing machine, particularly numerical control horizontal gear hobbing machine.
Background technology
Gear-hobbing machine is most widely used a kind of lathe in gear cutting machine, machinable straight-tooth, helical gears on gear-hobbing machine, also can machining worm wheel, sprocket wheel etc., press the gear cutting machine of generating processing straight-tooth, helical teeth and double helical tooth roller gear and worm gear with hobboing cutter, this lathe uses the workpiece also processing the various special tooth profile such as spline and sprocket wheel during special hobboing cutter.
Its oil cylinder position of parts knife rest assembly of existing gear-hobbing machine is normally arranged on knife rest casing rear end cap, servomotor is as independent parts, carry out transmission by belt and spindle pulley, because the inertia ratio of pulley drive is comparatively large, the machining accuracy of product can be made not high.
Utility model content
The purpose of this utility model provides a kind of knife rest assembly improving the numerical control horizontal gear hobbing machine of machining accuracy to solve above-mentioned the deficiencies in the prior art.
To achieve these goals, the knife rest assembly of the numerical control horizontal gear hobbing machine designed by the utility model, comprise knife rest casing, main shaft, butterfly spring, broaching tool pawl, knife bar, pull bar, knife bar supporting seat and supporting cylinder, a chamber is formed in described knife rest casing, chamber is provided with main shaft, pull bar, butterfly spring and broaching tool pawl, main shaft is connected with pull bar one end, the other end is connected with broaching tool pawl, butterfly spring is positioned on pull bar, knife bar supporting seat to be arranged on knife rest casing and relative with chamber face, knife bar supporting seat one end is mounted with supporting cylinder, the other end is provided with knife bar back shaft, knife bar is between broaching tool pawl and knife bar back shaft, tool head box rear end cap is connected with at the rear of knife rest casing, tool head box rear end cap is connected with knife rest motor cover, in knife rest motor cover, servomotor is installed, servomotor is connected with one end of shaft coupling, the other end of shaft coupling is connected on main shaft, in chamber on knife rest casing, oil cylinder is installed, block of forging a knife is provided with in oil cylinder, oil cylinder is connected with pull bar by block of forging a knife, oil cylinder is by motion, by pull bar, broaching tool pawl clamped knife bar or shirk, servomotor moves, main shaft is driven to rotate by shaft coupling, then main shaft drives knife bar to rotate, thus to Product processing.
The knife rest assembly of the numerical control horizontal gear hobbing machine that the utility model obtains, knife rest assembly workpiece is made to have more globality, during work, oil cylinder is by motion, by pull bar, broaching tool pawl is clamped to knife bar, then servomotor running, shaft coupling is rotated by servomotor thus drives main shaft to rotate, main shaft carry its tools is processed product, like this can the machining accuracy of improving product.
Accompanying drawing explanation
Fig. 1 is the knife rest general assembly structural representation of embodiment 1.
In figure: knife rest casing 1, main shaft 2, butterfly spring 3, broaching tool pawl 4, knife bar 5, pull bar 6, knife bar supporting seat 7, supporting cylinder 8, knife bar back shaft 9, chamber 10, tool head box rear end cap 11, knife rest motor cover 12, servomotor 13, shaft coupling 14, oil cylinder 15, block 16 of forging a knife, direct connection knife rest drive end bearing bracket 17, direct connection knife rest rear end cap 18, knife bar back shaft advance and retreat cover 19.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Embodiment:
As shown in the figure, the knife rest assembly of the numerical control horizontal gear hobbing machine that the utility model obtains, the knife rest assembly of numerical control horizontal gear hobbing machine, comprise knife rest casing 1, main shaft 2, butterfly spring 3, broaching tool pawl 4, knife bar 5, pull bar 6, knife bar supporting seat 6 and supporting cylinder 8, a chamber 10 is formed in described knife rest casing 1, chamber 10 is provided with main shaft 2, pull bar 6, butterfly spring 3 and broaching tool pawl 4, main shaft 2 is connected with pull bar 6 one end, the other end is connected with broaching tool pawl 4, butterfly spring 3 is positioned on pull bar 6, knife bar supporting seat 6 to be arranged on knife rest casing 1 and relative with chamber 10, knife bar supporting seat 6 one end is mounted with supporting cylinder 8, the other end is provided with knife bar back shaft 9, knife bar 5 is between broaching tool pawl 4 and knife bar back shaft 9, tool head box rear end cap 11 is connected with at the rear of knife rest casing 1, tool head box rear end cap 11 is connected with knife rest motor cover 12, servomotor 13 is installed in knife rest motor cover 12, servomotor 13 is connected with one end of shaft coupling 14, the other end of shaft coupling 14 is connected on main shaft 2, in knife rest casing 1 upper chamber 10, oil cylinder 15 is installed, block 16 of forging a knife is provided with in oil cylinder 15, oil cylinder 15 is connected with pull bar 6 by block 16 of forging a knife.
During installation, servomotor 13 is arranged on tool head box rear end cap 11, tool head box rear end cap 11 is fixed on knife rest casing 1 by hexagon socket head cap screw, servomotor 13 one end is connected with shaft coupling 14 one end through tool head box rear end cap 11, shaft coupling 14 other end is connected on main shaft 2, oil cylinder 15 is arranged on main shaft 2, block 16 of forging a knife is installed having in oil cylinder 15, block 16 of forging a knife is fixed on pull bar 6 by hexagon socket head cap screw, direct connection knife rest rear end cap 18 is provided with in oil cylinder 15 front end, direct connection knife rest rear end cap 18 is fixedly connected with knife rest casing 1 by hexagon socket head cap screw, direct connection knife rest drive end bearing bracket 17 is fixed with in the front end of chamber 10, knife bar 5 is connected on broaching tool pawl 4 through direct connection knife rest drive end bearing bracket 17, broaching tool pawl 4 is fixed on pull bar 6 by coupling nut, knife bar supporting seat 6 is fixed on the opposite face of chamber 10 by hexagon socket head cap screw, supporting cylinder 8 and knife bar back shaft advance and retreat cover 19 is separately installed with in knife bar supporting seat 6 both sides, knife bar back shaft advance and retreat cover 19 is provided with knife bar back shaft 9, knife bar 5 is between broaching tool pawl 4 and knife bar back shaft 9, during work, oil cylinder 15 is by motion, by pull bar 6, broaching tool pawl 4 pairs of knife bars 5 are stepped up, then servomotor 13 operates, shaft coupling 14 is rotated by servomotor 13 thus drives main shaft 2 to rotate, main shaft 2 carry its tools is processed product, like this can the machining accuracy of improving product.

Claims (1)

1. the knife rest assembly of a numerical control horizontal gear hobbing machine, comprise knife rest casing (1), main shaft (2), butterfly spring (3), broaching tool pawl (4), knife bar (5), pull bar (6), knife bar supporting seat (7), knife bar back shaft (9) and supporting cylinder (8), a chamber (10) is formed in described knife rest casing (1), chamber (10) is provided with main shaft (2), pull bar (6), butterfly spring (3) and broaching tool pawl (4), main shaft (2) is connected with pull bar (6) one end, the other end is connected with broaching tool pawl (4), butterfly spring (3) is positioned on pull bar (6), it is upper and relative with chamber (10) face that knife bar supporting seat (7) is arranged on knife rest casing (1), knife bar supporting seat (7) one end is mounted with supporting cylinder (8), the other end is provided with knife bar back shaft (9), knife bar (5) is positioned between broaching tool pawl (4) and knife bar back shaft (9), it is characterized in that: be connected with tool head box rear end cap (11) at the rear of knife rest casing (1), tool head box rear end cap (11) is connected with knife rest motor cover (12), servomotor (13) is installed in knife rest motor cover (12), servomotor (13) is connected with one end of shaft coupling (14), the other end of shaft coupling (14) is connected on main shaft (2), in chamber (10) on knife rest casing (1), oil cylinder (15) is installed, block of forging a knife (16) is provided with in oil cylinder (15), oil cylinder (15) is connected with pull bar (6) by block of forging a knife (16).
CN201420798276.4U 2014-12-17 2014-12-17 the knife rest assembly of numerical control horizontal gear hobbing machine Expired - Fee Related CN204295070U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420798276.4U CN204295070U (en) 2014-12-17 2014-12-17 the knife rest assembly of numerical control horizontal gear hobbing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420798276.4U CN204295070U (en) 2014-12-17 2014-12-17 the knife rest assembly of numerical control horizontal gear hobbing machine

Publications (1)

Publication Number Publication Date
CN204295070U true CN204295070U (en) 2015-04-29

Family

ID=53100650

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420798276.4U Expired - Fee Related CN204295070U (en) 2014-12-17 2014-12-17 the knife rest assembly of numerical control horizontal gear hobbing machine

Country Status (1)

Country Link
CN (1) CN204295070U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109551059A (en) * 2018-12-20 2019-04-02 蔡婕 A kind of spindle tool rest of chain digital control gear hobbing machine automatically lock cutter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109551059A (en) * 2018-12-20 2019-04-02 蔡婕 A kind of spindle tool rest of chain digital control gear hobbing machine automatically lock cutter

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150429

Termination date: 20191217

CF01 Termination of patent right due to non-payment of annual fee