CN110919078A - Automatic broaching device of vertical broaching machine and installation and use method thereof - Google Patents
Automatic broaching device of vertical broaching machine and installation and use method thereof Download PDFInfo
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- CN110919078A CN110919078A CN201911271267.3A CN201911271267A CN110919078A CN 110919078 A CN110919078 A CN 110919078A CN 201911271267 A CN201911271267 A CN 201911271267A CN 110919078 A CN110919078 A CN 110919078A
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- broaching
- clamping
- puller
- broach
- tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D37/00—Broaching machines or broaching devices
- B23D37/08—Broaching machines with vertically-arranged working tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D39/00—Accessories for broaching machines or broaching devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention relates to the technical field of automobile parts, in particular to an automatic broaching device of a vertical broaching machine and an installation and use method thereof, the prior broaching tool has complicated fixing process and long time consumption, the automatic broaching device of the vertical broaching machine comprises a broaching machine, the broaching tool is arranged on the broaching machine, the end part of the broaching tool is provided with a tool clamping groove, a broaching pin device comprises a puller supporting ring, a puller arranged on a lower broaching block and a spring chuck arranged on an upper broaching block, the puller comprises a pulling main body and a tool clamping sheet, a front handle of the broaching tool can be inserted into the pulling main body, the tool clamping sheet is connected with the pulling main body through a screw and a compression spring is sleeved on the screw, the spring chuck comprises a chuck main body and a clamping sheet, a rear handle of the broaching tool can be inserted into the chuck main body through a tension spring, the puller supporting ring is a circular ring with two clamping jaws, the puller supporting ring is fixed at the bottom of a part on a working table top, save time, have good development prospect in automobile spare and accessory part technical field.
Description
Technical Field
The invention relates to the technical field of automobile spare and accessory parts, in particular to an automatic broaching device of a vertical broaching machine and an installation and use method thereof.
Background
The broaching machine is a machine tool for broaching various holes and surfaces of parts by using a broaching tool, the parts are not moved during broaching, the broaching tool does linear motion, and the broaching machine can obtain higher dimensional precision and surface quality, is very efficient and is suitable for large-batch processing.
Most of the existing broaching machines are in horizontal layout, the knife needs to be manually mounted, the knife mounting time is long, the machining efficiency is influenced, and aiming at the condition, an automatic knife clamping and lifting device of a vertical broaching machine is pre-developed, the knife mounting time is shortened, and the machining efficiency is improved.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the automatic broaching device of the vertical broaching machine and the mounting and using method thereof, and solves the problems of complicated fixing process and long time consumption of the conventional broaching tool.
The technical scheme is that the automatic broaching device of the vertical broaching machine comprises the vertical broaching machine with an upper broaching block and a lower broaching block, wherein a broaching tool is arranged on the broaching machine, one end of the broaching tool is provided with a front handle clamping tool groove, the other end of the broaching tool is provided with a rear handle clamping tool groove, a broaching pin device comprises a puller supporting ring, a puller arranged on the lower broaching block and a spring clamping head arranged on the upper broaching block, the puller comprises a pulling main body and clamping blades, one end of the pulling main body, far away from the lower broaching block, is provided with a through groove for inserting a front handle of the broaching tool, the surface of the pulling main body is provided with two grooves, the clamping blades are provided with two blocks and distributed in the grooves at the two sides of the pulling main body to form a structure capable of clamping the front handle clamping tool groove of the broaching tool, each clamping blade is connected with the pulling main body by a screw and a spring sleeved on the screw, when the two clamping blades are outwards propped open under the action of a compression spring, the broaching tool can be inserted, when not strutting the card blade, compression spring kick-backs, the chucking broach, card blade width is greater than and draws the main part width and can strut in order to guarantee that the card blade can follow the outside, the spring chuck includes dop main part and clamping piece, the one end that the draw block was kept away from to the dop main part sets up logical groove and supplies broach back handle to insert, the clamping piece has two and distributes in dop main part both sides, each the clamping piece passes through extension spring and is connected with the dop main part, under extension spring's effect, with the broach card in the spring chuck, or pull out in the spring chuck, puller braced ring is for the ring that has two jack catchs, puller braced ring fixes in table surface's part bottom for two card blades on the puller are backed up to the outside.
Furthermore, draw and be provided with the second locating pin that is used for fixing a position the broach angle and prevents that the broach from dropping on the main part, first locating pin and second locating pin are located the main part both sides.
Further, draw the main part and supply broach male one end to be provided with the locating piece, the locating piece passes through the screw and draws the main part fixed for location broach angle, draw the main part other end and set up the nut and be used for fastening the puller.
Furthermore, a signal induction block is arranged at the end part of the chuck main body, a jacking pin used for jacking the signal induction block is arranged in the chuck main body, the chuck main body is fixed through a flange and a nut and a screw, and when the broach is inserted into a channel in the chuck main body, the signal inductor is triggered through the jacking pin.
Furthermore, a protective cover is arranged on the chuck main body and is positioned between the broach and the bottom of the spring chuck for preventing iron chips from entering the spring chuck.
The method for fixing the broach by using the automatic broaching device of the vertical broaching machine comprises the following steps:
s1, a puller is arranged on a lower pull block and connected with a hydraulic cylinder for driving, a spring chuck is arranged on an upper pull block and connected with a cylinder for driving, and a puller supporting ring is arranged at the bottom of a part on a working table surface for supporting a clamping blade;
s2, clamping a broach by a spring chuck clamping piece under the action of a spring, and hanging the broach on an air cylinder;
s3, mounting the part, driving the spring chuck to descend by the air cylinder, and inserting the broach into the part prefabricated hole along with the spring chuck;
s4, opening the hydraulic cylinder to perform descending broaching, enabling the puller to fall down, enabling the clamping blade to contract under the action of the compression spring and clamped in the clamping groove of the front handle of the broaching tool, and clamping the broaching tool to perform broaching on a workpiece;
s5, after broaching is finished, chamfering the broach rear handle clamping groove to open clamping pieces on the spring chuck, so that the broach is separated from the cylinder and the spring chuck;
s6, taking out the part, lifting the hydraulic cylinder upwards, clamping the broach by the puller to ascend, enabling the rear handle of the broach to enter the spring chuck, clamping the tool clamping groove of the rear handle of the broach by a clamping piece on the spring chuck, simultaneously enabling the puller to enter a puller supporting ring, and enabling clamping jaws of the supporting ring to open clamping blades of the puller and loosening the broach by the clamping blades;
and S7, lifting the broach by the spring chuck when the cylinder rises.
The broach puller has the technical effects that the spring is additionally arranged on the puller and the spring chuck and is used for stretching and retracting, the front tool groove and the rear tool groove of the broach are movably clamped, the broach is quickly installed and disassembled, the broach puller is applied to a vertical broaching machine, the installation process of the broach is reduced, the installation time is saved, the angle accuracy of the broach is ensured through each positioning pin and each positioning block, the signal sensing module is arranged for sensing a signal for detecting whether the broach is lifted, and the installation or the disassembly between the puller and the spring chuck is automatically realized when parts are subjected to broaching.
Drawings
Fig. 1 is a schematic view of the broaching apparatus of the present invention.
Fig. 2 is a schematic view of the structure of the broach according to the present invention.
FIG. 3 is a schematic view of the structure of the puller of the present invention.
FIG. 4 is a schematic view of a spring clip structure according to the present invention.
FIG. 5 is a schematic view of the structure of the puller stay ring of the present invention.
FIG. 6 is a schematic view of the connection structure of the puller and the broaching tool.
Fig. 7 is a schematic view of the connection structure of the collet chuck and the broaching tool of the present invention.
100. The drawing device comprises a drawing device, 200 spring chucks, 300 drawing device supporting rings, 1 clamping blade, 2.1 extension springs, 2.2 compression springs, 3 positioning blocks, 4.1 first positioning pins, 4.2 second positioning pins, 5 drawing main bodies, 6 signal induction blocks, 7 clamping pieces, 8 chuck main bodies, 9 clamping jaws, 10 jacking pins, 11 flanges, 12 nuts, 13 screws, 14 protective covers, 15 front handle clamping knife grooves, 16 rear handle clamping knife grooves and 17 drawing knives.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1 to 7, an automatic broaching device of a vertical broaching machine comprises a vertical broaching machine with an upper broaching block and a lower broaching block, wherein the broaching machine is provided with a broaching tool 17, one end of the broaching tool 17 is provided with a front handle clamping tool groove 15, the other end of the broaching tool 17 is provided with a rear handle clamping tool groove 16, a broaching pin device comprises a puller supporting ring 300, a puller 100 arranged on the lower broaching block and a spring clamping head 200 arranged on the upper broaching block, the puller 100 comprises a pulling main body 5 and clamping blades 1, one end of the pulling main body 5 far away from the lower broaching block is provided with a through groove for inserting a front handle of the broaching tool, the surface of the pulling main body 5 is provided with two grooves, the clamping blades 1 are distributed in the grooves at two sides of the pulling main body 5 to form a structure capable of clamping the clamping tool groove of the front handle of the broaching tool, each clamping blade 1 is connected with the pulling main body 5 by a screw 13 and a compression spring 2.2 sleeved on the screw 13, and when the two clamping blades are outwards propped open under, the broach can be inserted into the puller from the outside or pulled out of the puller, when a clamping blade is not propped, the spring rebounds, the clamping broach is clamped, the width of the clamping blade is larger than that of the pulling body so as to ensure that the clamping blade can be propped open from the outside, the spring chuck 200 comprises a chuck main body 8 and clamping pieces 7, one end, far away from the pulling block, of the chuck main body 8 is provided with a through groove for inserting a rear handle of the broach, the clamping pieces 7 are two and distributed on two sides of the chuck main body 8, each clamping piece is connected with the chuck main body 1 through an extension spring 2.1, the extension spring 2.1 and the corresponding clamping piece 7 are distributed on two adjacent sides of the chuck main body 8, the broach is clamped in the spring chuck 200 or the extension spring 2.1 is pulled out of the spring chuck 200 under the action of the spring, the puller supporting ring 300 is a circular ring with two clamping claws 9, and the puller supporting ring 300 is fixed at the bottom of a part, for pushing the two card blades on the puller outwards.
On the basis of embodiment one, be provided with the second locating pin 4.2 that is used for fixing a position the first locating pin 4.1 of broach angle and prevents that the broach from dropping on drawing main part 5, first locating pin 4.1 and second locating pin 4.2 are located 5 both sides of main part, it is provided with locating piece 3 to draw main part 5 confession broach male one end, locating piece 3 is fixed with drawing the main part through screw 13 for fix a position the broach angle, it sets up the nut and is used for fastening the puller to draw the main part 5 other end.
On the basis of the first embodiment, the end portion of the chuck main body 8 is provided with the signal induction block 6, the inside of the chuck main body 8 is provided with the ejector pin 10 used for ejecting the signal induction block 6, the chuck main body 8 is fixed through the flange 11 and the nut 12 and the screw 13, when the broach is inserted into the channel in the chuck main body 8, the ejector pin 10 touches the signal inductor 6, the chuck main body 8 is provided with the protective cover 14, and the protective cover 14 is located between the broach and the bottom of the spring chuck and used for preventing iron chips from entering the spring chuck.
The method for fixing the broach by using the automatic broaching device of the vertical broaching machine comprises the following steps:
s1, a puller 100 is installed on a lower pull block and connected with a hydraulic cylinder for driving, a spring chuck 200 is installed on an upper pull block and connected with a cylinder for driving, a puller supporting ring 300 is installed at the bottom of a part on a working table surface, and a clamping blade 1 is expanded;
s2, clamping the broach 17 by the spring chuck clamping piece under the action of a spring, and hanging the broach on the cylinder;
s3, mounting the part, driving the spring chuck 200 to descend by the cylinder, and inserting the broach into the part prefabricated hole along with the spring chuck;
s4, starting the hydraulic cylinder to perform descending broaching, enabling the puller to fall down, enabling the clamping blade 1 to contract under the action of spring force and clamped in the clamping groove 15 of the front handle of the broaching tool, and clamping the broaching tool to perform broaching on a workpiece;
s5, after broaching is finished, chamfering the broach rear handle clamping groove to open the clamping piece 7 on the spring chuck 200, so that the broach is separated from the cylinder and the spring chuck 200;
s6, taking out the part, lifting the hydraulic cylinder upwards, clamping the broach by the puller to ascend, enabling the rear handle of the broach to enter the spring chuck, clamping the tool clamping groove 16 of the rear handle of the broach by the clamping piece 7 on the spring chuck 200, enabling the puller to enter the puller supporting ring at the same time, enabling the clamping jaws of the supporting ring to open the clamping blade of the puller, and enabling the clamping blade 1 to loosen the broach;
and S7, lifting the broach by the cylinder, lifting the broach by the spring chuck and lifting the broach by the spring chuck 200.
The broach clamping device has the technical effects that the spring is additionally arranged on the puller and the spring clamping head and is used for stretching and retracting, the front knife groove and the rear knife groove of the broach are movably clamped, the broach is quickly installed and disassembled, the broach clamping device is applied to a vertical broaching machine, the installation process of the broach is reduced, the installation time is saved, the angle accuracy of the broach is ensured through each positioning pin and each positioning block, and the signal sensing module is arranged for sensing and detecting whether the broach is lifted or not and automatically installing or disassembling the puller and the spring clamping head when the part is subjected to broaching.
The present invention has been described in detail with reference to the specific embodiments and examples, but these are not intended to limit the present invention. Many variations and modifications may be made by one of ordinary skill in the art without departing from the principles of the present invention, which should also be considered as within the scope of the present invention.
Claims (6)
1. An automatic broaching device of a vertical broaching machine comprises the vertical broaching machine with an upper broaching block and a lower broaching block, wherein the broaching machine is provided with a broaching tool, one end of the broaching tool is provided with a front handle clamping tool groove, and the other end of the broaching tool is provided with a rear handle clamping tool groove, the automatic broaching device is characterized in that a broaching pin device comprises a puller supporting ring (300), a puller (100) arranged on the lower broaching block and a spring clamping head (200) arranged on the upper broaching block, the puller (100) comprises a pulling main body (5) and clamping blades (1) which can be inserted into a front handle of the broaching tool, the clamping blades (1) are provided with two blocks and distributed in grooves at two sides of the pulling main body (5), each clamping blade (1) is connected with the pulling main body (5) through a screw (13) and a compression spring (2.2) is sleeved on the screw (13), the spring clamping head (200) comprises a main body (8) and a clamping piece (7) which can be inserted into a rear handle of the broaching tool, clamping piece (7) have two and distribute in dop main part (8) both sides, each the clamping piece passes through extension spring (2.1) and is connected with dop main part (1), puller brace ring (300) are for having the ring of two jack catchs (9), puller brace ring (300) are fixed in table surface's part bottom.
2. The automatic broaching device of the vertical broaching machine according to claim 1, characterized in that the main body (5) is provided with a first positioning pin (4.1) and a second positioning pin (4.2), the first positioning pin (4.1) and the second positioning pin (4.2) being located on both sides of the main body (5).
3. The automatic broaching device of the vertical broaching machine according to claim 1, wherein a positioning block (3) is arranged at one end of the drawing body (5) for inserting the broaching tool, the positioning block (3) is fixed with the drawing body through a screw (13), and a nut is arranged at the other end of the drawing body (5).
4. The automatic broaching device of the vertical broaching machine according to claim 1, wherein a signal induction block (6) is provided at the end of the chuck main body (8), a knock pin (10) for knocking up the signal induction block (6) is provided in the chuck main body (8), and the chuck main body (8) is fixed by a flange (11), a nut (12) and a screw (13).
5. Automatic broaching device of vertical broaching machine according to claim 1 or 4, characterized in that said chuck body (8) is provided with a shield (14).
6. The method for fixing the broaching tool by using the automatic broaching device of the vertical broaching machine is characterized in that:
s1, a puller (100) is installed on a lower pull block and connected with a hydraulic cylinder for driving, a spring chuck (200) is installed on an upper pull block and connected with the cylinder for driving, a puller supporting ring (300) is installed at the bottom of a part on a working table, and a clamping blade (1) is supported;
s2, clamping a broach by a spring chuck clamping piece under the action of an extension spring, and hanging the broach on an air cylinder;
s3, mounting the part, driving a spring chuck (200) to descend by using an air cylinder, and inserting a broach into a part prefabricated hole along with the spring chuck;
s4, starting the hydraulic cylinder to perform descending broaching, enabling the puller to fall down, enabling the clamping blade (1) to contract under the action of spring force and clamped in the clamping groove of the front handle of the broaching tool, and clamping the broaching tool to perform broaching on a workpiece;
s5, after broaching is finished, chamfering the broach rear handle clamping groove to open a clamping piece (7) on the spring chuck (200) so that the broach is separated from the cylinder and the spring chuck (200);
s6, taking out the part, lifting the hydraulic cylinder upwards, clamping the broach by the puller to ascend, enabling the rear handle of the broach to enter the spring chuck, clamping the tool clamping groove of the rear handle of the broach by a clamping piece (7) on the spring chuck (200), enabling the puller to enter a puller supporting ring, enabling a clamping jaw (9) of the supporting ring to open a clamping blade of the puller, and enabling the clamping blade (1) to loosen the broach;
s7, the cylinder rises, the broach is lifted by the spring chuck, and the broach is lifted by the spring chuck (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271267.3A CN110919078A (en) | 2019-12-12 | 2019-12-12 | Automatic broaching device of vertical broaching machine and installation and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271267.3A CN110919078A (en) | 2019-12-12 | 2019-12-12 | Automatic broaching device of vertical broaching machine and installation and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110919078A true CN110919078A (en) | 2020-03-27 |
Family
ID=69860206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911271267.3A Pending CN110919078A (en) | 2019-12-12 | 2019-12-12 | Automatic broaching device of vertical broaching machine and installation and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110919078A (en) |
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2019
- 2019-12-12 CN CN201911271267.3A patent/CN110919078A/en active Pending
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