CN115338472B - A high-precision horizontal broaching machine with a correction mechanism - Google Patents
A high-precision horizontal broaching machine with a correction mechanism Download PDFInfo
- Publication number
- CN115338472B CN115338472B CN202210890988.8A CN202210890988A CN115338472B CN 115338472 B CN115338472 B CN 115338472B CN 202210890988 A CN202210890988 A CN 202210890988A CN 115338472 B CN115338472 B CN 115338472B
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- China
- Prior art keywords
- broaching machine
- hole
- broach
- cylinder
- clamping block
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- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 240000009087 Crescentia cujete Species 0.000 description 1
- 235000005983 Crescentia cujete Nutrition 0.000 description 1
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B23D41/00—Broaching machines or broaching devices characterised only by constructional features of particular parts
-
- 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
- B23D41/00—Broaching machines or broaching devices characterised only by constructional features of particular parts
- B23D41/02—Broaching machines or broaching devices characterised only by constructional features of particular parts of frames; of work supports
-
- 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
- B23D41/00—Broaching machines or broaching devices characterised only by constructional features of particular parts
- B23D41/04—Broaching machines or broaching devices characterised only by constructional features of particular parts of tool-carrying arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention discloses a high-precision horizontal broaching machine with a correcting mechanism, which comprises a broaching machine, wherein the end part of the broaching machine is connected with a broaching machine guide, the broaching machine guide is sleeved with a pneumatic pull head, one side surface of the end part of the broaching machine is provided with a disc, a round hole of the end part of the broaching machine is coaxially arranged with the disc, the end surface of the broaching machine is provided with a trapezoid slot, one side of the disc is provided with a wire rail bracket, and a follow-up part is arranged in the disc.
Description
Technical Field
The invention relates to the technical field of broaching machines, in particular to a high-precision horizontal broaching machine with a correcting mechanism.
Background
The broaching machine is a machine tool which uses a broach as a cutter to machine a workpiece through hole, a plane and a forming surface, the broaching can obtain higher dimensional accuracy and smaller surface roughness, the production efficiency is high, the machine tool is suitable for mass production, a rear cutter handle of the broach is clamped on a cutter clamping body, then the broach is fed forward, a front cutter handle of the broach is clamped by a main cutter holder of the broaching machine, the workpiece is broached, the clamping and the cutter feeding of the broach are mainly operated by manual cooperation, the labor intensity of workers is increased because the broach is long and heavy, when a blank is processed, a certain inclination exists due to the fact that the end face of the blank is not finished, when the workpiece is placed on the broaching tool for broaching, the end face of the workpiece is propped against the end face of a positioning block, and the deviation exists in the later broaching due to the inclination of the end face, and further deviation is caused, and even the occurrence of waste products is caused.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides a high-precision horizontal broaching machine with a correcting mechanism, which can effectively solve the problems in the background technology.
The high-precision horizontal broaching machine with the correcting mechanism comprises a broaching machine, wherein the end part of the broaching machine is connected with a broaching machine guide, the broaching machine guide is sleeved with a pneumatic pull head, one side surface of the end part of the broaching machine is provided with a disc, a round hole of the end part of the broaching machine is coaxially arranged with the disc, the end surface of the broaching machine is provided with a trapezoid groove, and one side of the disc is provided with a wire rail bracket;
The automatic welding machine is characterized in that a follow-up part is arranged in the disc and used for fixing a workpiece, the follow-up part comprises an arc-shaped disc, a spherical seat, a pull sleeve and a locking piece, the spherical seat corresponding to the arc-shaped disc is arranged in an arc-shaped part in the arc-shaped disc, the spherical seat rotates on the arc-shaped disc, the spherical seat is sleeved with the locking piece, a gap of 4-8mm exists between the locking piece and the arc-shaped disc, the position of the locking piece is used for limiting the rotating amplitude of the spherical seat, and the pull sleeve is arranged in a through hole of the spherical seat and the side wing of the pull sleeve is correspondingly arranged with a concave round groove of the spherical seat.
The pneumatic pull head comprises a pneumatic pull head base, a cutter sleeve, a clamping block, a pull head cylinder, a clamping block connecting plate and a cylinder connecting plate, wherein the end face of the pneumatic pull head base, which is contacted with the cylinder connecting plate, is a plane, rectangular through holes are formed in the matched faces of the pneumatic pull head base and the cylinder connecting plate, the length and the width of the rectangular through holes are slightly larger than the size of the clamping block, the clamping block is arranged in the rectangular through holes in a sliding manner, the clamping block is connected with the clamping block connecting plate, two sides of the clamping block connecting plate are connected with the pull head cylinders arranged on two sides of the cylinder connecting plate, the pull head cylinder is used for controlling the lifting of the clamping block through expansion control, further controlling the up-down movement of the clamping block in a calabash shape, and further controlling the fixing and releasing of a pull tool.
Further, one end of the broaching machine guide is connected with a telescopic end of a hydraulic oil cylinder arranged on the broaching machine, and the broaching machine guide and the disc are coaxially arranged.
Further, the bottom of the inner hole of the pneumatic pull head is provided with a limit screw, so that the pull tool is limited, and the convenience of use is improved.
Further, the wire rail bracket comprises a bracket section bar, a sliding rail and a rodless cylinder, wherein one side surface of the bracket section bar is provided with the sliding rail and the rodless cylinder, the sliding rail is provided with a sliding block, the rodless cylinder is connected with a cutter support arranged on the side surface of the sliding block through a fastener, the rodless cylinder is connected with the bracket section bar through a flange seat, the sliding of the sliding block is realized through the action of the rodless cylinder, and then the position of a broach is changed.
Further, the cutter support comprises a cutter placement block, a guide shaft and a broach, wherein the cutter placement block is connected with the sliding block through a fastener, a through hole is formed in the cutter placement block, the guide shaft and the broach are arranged in the through hole, and the guide shaft is convenient for guaranteeing that the cutter placement block is located at a coaxial line position.
Furthermore, the lower part of the clamping block is a calabash-shaped through hole formed by a strip-shaped hole and a round hole.
Further, one end of the broach is provided with a plurality of rows of broach teeth, the broach neck at the other end is matched with the strip-shaped hole of the clamping block in diameter, and the diameters of the broach handle part and the broach rod part are larger than the diameters of the strip-shaped holes of the clamping block.
Compared with the prior art, the high-precision horizontal broaching machine with the correcting mechanism has the advantages that the high-precision horizontal broaching machine with the correcting mechanism has the following advantages:
1. The spherical seat in the follow-up part rotates on the arc-shaped disc, when the workpiece is sleeved on the broach, the inclined surface abuts against one end of the pull sleeve, and the pull sleeve rotates along with the spherical seat, so that inaccurate machining and positioning of the pull sleeve are avoided, and machining precision is improved.
2. The block moves up and down through the action of the pull head cylinder, so that the fixing and releasing of the broach are realized, the manual tool feeding fixing is avoided, and the automation degree of processing is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of a pneumatic slider;
FIG. 4 is a schematic diagram of a semi-sectional structure of a pneumatic slider;
FIG. 5 is a schematic view of a tool support structure;
FIG. 6 is a schematic view of a wire rail bracket structure;
FIG. 7 is a schematic view of a follower structure;
FIG. 8 is a front view of the follower;
Fig. 9 is a cross-sectional view of the follower portion.
In the figure, a broaching machine guide 11 and a hydraulic cylinder 12 are shown;
2, a pneumatic pull head, a 21 pneumatic pull head base, a 22 cutter sleeve, 23 clamping blocks, 24 pull head cylinders, 25 clamping block connecting plates, 26 cylinder connecting plates and 27 limit screws;
3, a disc;
4 line rail brackets, 41 bracket profiles, 42 sliding rails and 43 rodless cylinders;
The servo part, the 51 arc-shaped disc, the 52 ball-shaped seat, the 53 pull sleeve and the 54 locking piece are arranged;
6 tool support, 61 tool setting block, 62 guide shaft, 63 broach.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, if an orientation description such as "upper", "lower", "front", "rear", "left", "right", etc. is referred to, it is merely for convenience of description of the present invention and simplification of the description, and it is not indicated or implied that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. When a feature is referred to as being "disposed," "secured" or "connected" to another feature, it can be directly disposed, secured or connected to the other feature or it can be indirectly disposed, secured or connected to the other feature.
Referring to fig. 1 and 2, the invention provides a technical scheme that a high-precision horizontal broaching machine with a correcting mechanism comprises a broaching machine 1, wherein the end part of the broaching machine 1 is connected with a broaching machine guide 11, the broaching machine guide 11 is sleeved with a pneumatic pull head 2, one side surface of the end part of the broaching machine 1 is provided with a disc 3, a round hole of the end part of the broaching machine 1 is coaxially arranged with the disc 3, the end surface of the broaching machine 1 is provided with a trapezoid groove, one side of the disc 3 is provided with a wire rail bracket 4, one end of the broaching machine guide 11 is connected with a telescopic end of a hydraulic cylinder 12 arranged on the broaching machine 1, the broaching machine guide 11 and the disc 3 are coaxially arranged, and the broaching machine guide 11 is driven to move forwards and backwards through the action of the hydraulic cylinder 12, so that blanking is realized.
Referring to fig. 7,8 and 9, the disc 3 is provided with a follower 5, the follower 5 is used for fixing a workpiece, and plays a role in fixing, the follower 5 includes an arc disc 51, a ball seat 52, a pull sleeve 53 and a locking member 54, the arc in the arc disc 51 is provided with a ball seat 52 corresponding to the arc seat 52, the ball seat 52 rotates in the arc disc 51, the ball seat 52 is sleeved with the locking member 54, a gap of 4-8mm exists between the locking member 54 and the arc disc 51, the position of the locking member 54 is used for limiting the rotation amplitude of the ball seat 52, the convenience of use is improved, the pull sleeve 53 is arranged in a through hole of the ball seat 52, and the side wings of the pull sleeve correspond to the concave circular groove of the ball seat 52.
Referring to fig. 3 and 4, the pneumatic slider 2 includes a pneumatic slider base 21, a tool sleeve 22, a clamping block 23, a slider cylinder 24, a clamping block connecting plate 25 and a cylinder connecting plate 26, the end face of the pneumatic slider base 21 contacting with the slider cylinder 24 and the cylinder connecting plate 26 is a plane, a rectangular through hole is provided on one surface of the cylinder connecting plate 26, the length and width of the rectangular through hole are slightly larger than those of the clamping block 23, the lower part of the clamping block 23 is a block-shaped through hole formed by a bar-shaped hole and a round hole, the clamping block 23 is slidably arranged in the block-shaped through hole, the clamping block 23 is connected with the clamping block connecting plate 25, two sides of the clamping block connecting plate 25 are connected with the slider cylinder 24 arranged on two sides of the cylinder connecting plate 26, the slider cylinder 24 is lifted by a telescopic control clamping block 23, further the block 23 is controlled to move up and down, further the fixing and releasing of the broach are controlled, and the bottom of the inner hole of the pneumatic slider base 21 is provided with a limit screw 27 to limit the broach, and the convenience in use is improved.
Referring to fig. 6, the wire rail bracket 4 includes a bracket section 41, a sliding rail 42 and a rodless cylinder 43, one side of the bracket section 41 is provided with the sliding rail 42 and the rodless cylinder 43, the sliding rail 42 is slidably provided with a sliding block, the rodless cylinder 43 is connected with a cutter support 6 disposed on the side of the sliding block through a fastener, the rodless cylinder 43 is connected with the bracket section 41 through a flange seat, and the sliding block is moved through the action of the rodless cylinder 43, so that the position of the broach is changed.
Referring to fig. 5, the tool support 6 includes a tool setting block 61, a guide shaft 62 and a broach 63, the tool setting block 61 is connected with the slider by a fastener, the tool setting block 61 disposed on one side close to the disc 3 plays a role in fixing the tool, so as to avoid the tool from being cheaper, a through hole is disposed on the tool setting block 61, the guide shaft 62 and the broach 63 are disposed in the through hole, the guide shaft 62 is convenient for ensuring that the tool setting block 61 is located at a coaxial line position, one end of the broach 63 is provided with a plurality of rows of broach teeth, the broach neck at the other end is provided with a bar hole with a diameter matched with the fixture block 23, and the diameters of the broach handle and the broach rod are larger than those of the fixture block 23.
When the tool is used, the rodless cylinder 43 is started to move left, the broach 63 is far away from the disc 3, the workpiece is sleeved on the broach 63, the rodless cylinder 43 is started to move right, so that the broach 63 moves right, when the broach passes through the pull sleeve 53 and goes deep into the pneumatic pull head 2, and penetrates through the circular through hole of the clamping block 23, at the moment, the workpiece moves along with the movement, one side surface of the workpiece contacts with the pull sleeve 53, when the handle of the broach contacts with the limit screw 27, the pull head cylinder 24 descends, the strip-shaped through hole on the clamping block 23 is clamped with the neck of the broach, at the moment, the hydraulic cylinder 12 is started to drive the broach 63 to work, the workpiece is pulled, the workpiece is stressed and contacts with the pull sleeve 53, at the moment, the spherical seat 52 rotates in the arc disc 51, the precision of the pull hole is ensured, the hydraulic cylinder 12 moves right, the broach 63 is pulled out to the tool setting block 61, and the workpiece automatically falls into an external material receiving device after the broach 63 is pulled out.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210890988.8A CN115338472B (en) | 2022-07-27 | 2022-07-27 | A high-precision horizontal broaching machine with a correction mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210890988.8A CN115338472B (en) | 2022-07-27 | 2022-07-27 | A high-precision horizontal broaching machine with a correction mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115338472A CN115338472A (en) | 2022-11-15 |
| CN115338472B true CN115338472B (en) | 2025-04-18 |
Family
ID=83950207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210890988.8A Active CN115338472B (en) | 2022-07-27 | 2022-07-27 | A high-precision horizontal broaching machine with a correction mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115338472B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204843123U (en) * | 2015-07-24 | 2015-12-09 | 泰州市金鹰精密铸造有限公司 | Horizontal broaching machine with mechanism is corrected to broach location |
| CN109794641A (en) * | 2018-12-27 | 2019-05-24 | 松阳宏泰不锈钢有限公司 | A new type of high-precision energy-saving horizontal stainless steel tube broaching machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180089013A (en) * | 2017-01-31 | 2018-08-08 | 두산공작기계 주식회사 | Broaching machine and lathe including the same |
| CN208613884U (en) * | 2018-08-08 | 2019-03-19 | 玉环拓冠机械有限公司 | A kind of lathe drawing keyway |
| CN211465007U (en) * | 2019-12-31 | 2020-09-11 | 四川众友机械有限责任公司 | Broaching device for internal spline of half axle gear |
| CN216325545U (en) * | 2021-12-06 | 2022-04-19 | 临颍县东泰机械制造有限公司 | Key pulling machine for key groove machining |
-
2022
- 2022-07-27 CN CN202210890988.8A patent/CN115338472B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204843123U (en) * | 2015-07-24 | 2015-12-09 | 泰州市金鹰精密铸造有限公司 | Horizontal broaching machine with mechanism is corrected to broach location |
| CN109794641A (en) * | 2018-12-27 | 2019-05-24 | 松阳宏泰不锈钢有限公司 | A new type of high-precision energy-saving horizontal stainless steel tube broaching machine |
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| Publication number | Publication date |
|---|---|
| CN115338472A (en) | 2022-11-15 |
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