CN108544036A - A kind of chasing bar - Google Patents
A kind of chasing bar Download PDFInfo
- Publication number
- CN108544036A CN108544036A CN201810362527.7A CN201810362527A CN108544036A CN 108544036 A CN108544036 A CN 108544036A CN 201810362527 A CN201810362527 A CN 201810362527A CN 108544036 A CN108544036 A CN 108544036A
- Authority
- CN
- China
- Prior art keywords
- piston
- sliding
- hydraulic cylinder
- cylinder body
- rack
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
- B23G1/18—Machines with one working spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to machinery processing apparatus fields, specifically disclose a kind of chasing bar, further include sliding rack, the first spur gear, first bevel gear, second bevel gear, connecting rod, sliding block, connection supervisor, connection time pipe, unilateral bearing and two communicating pipes branch pipe including workbench and screw tap;Sliding rack is slidably connected with sliding slot, and sliding block can be slided along slideway, and elastic component is equipped between the sliding block and workbench;First spur gear is rotatablely connected on the table;Sliding block is equipped with rack, the rack is engaged with the first spur gear, first spur gear is coaxially connect with connecting rod one end by unilateral bearing, the connecting rod other end is connect with the first cone tooth, the first cone tooth and the second cone tooth engagement, the second cone tooth are coaxially connected with shaft, and one end and screw tap far from the second cone tooth of the shaft are affixed, the platform is equipped with skewback, and the skewback can be inserted into the gap.The self-tapping of workpiece can be achieved in the present invention, ingenious in design, simple and efficient to handle, efficient.
Description
Technical field
The present invention relates to machinery processing apparatus fields, and in particular to a kind of chasing bar.
Background technology
Tapping refers to that internal thread will be processed in the screw tap screw-in bottom outlet to be bored with certain torque.Tapping is more at present
To be carried out by tapping machine.Tapping machine is generally divided into electric threading machine, pneumatic tapper and Manual tapping machine.Traditional attacks manually
When silk machine work, step is generally:Clamping is carried out to miniature nut first, and miniature nut is made to need the one side of tapping thread
It is placed in horizontally or vertically position, in order to judge and keep screw tap perpendicular to workpiece basal plane;When starting tapping thread, silk
Cone is put just, and then proficiency righting screw tap, the other hand gently rotate tap wrench.In practical operation, efficiency is low, labor intensity is big.
Invention content
The purpose of the present invention is to provide a kind of chasing bars, can realize the self-tapping of screw tap, work efficiency is high.
In order to achieve the above object, base case of the invention is:A kind of chasing bar, including workbench and screw tap,
It is characterized in that:Further include sliding rack, the first spur gear, first bevel gear, second bevel gear, connecting rod, sliding block, connection supervisor, connect
Logical pipe, unilateral bearing and two communicating pipes branch pipe;Described workbench one end is equipped with holder, and the workbench other end, which is equipped with, to be slided
Slot, the sliding rack are slidably connected with sliding slot, and the sliding rack top is equipped with slot, and the sliding rack top is equipped with slideway, institute
It states sliding block to be inserted into slot and between sliding rack there are gap, equipped with slideway, the sliding block can be along slideway on the sliding rack top
Sliding is equipped with elastic component between the sliding block and workbench;The first spur gear rotation connection is on the table;On the sliding block
Equipped with rack, the rack is engaged with the first spur gear, and first spur gear is coaxially connected with connecting rod one end by unilateral bearing
It connects, the connecting rod other end is connect with the first cone tooth, and the first cone tooth and the second cone tooth engagement, the second cone tooth coaxially connect
It is connected to shaft, one end and screw tap far from the second cone tooth of the shaft are affixed, and the platform is equipped with skewback, and the skewback can be inserted into
In the gap;
The workbench is equipped with first hydraulic cylinder body close to one end of holder, is sliding combined in the first hydraulic cylinder body
First piston, the first piston are connected with First piston bar, the First piston bar stretch out in first hydraulic cylinder body and with cunning
Moving frame is affixed;
The first hydraulic cylinder body is connected with connection supervisor, and the holder is equipped with second hydraulic cylinder body and two third liquid
Cylinder pressure body is sliding combined with second piston in the second hydraulic cylinder body, and the second piston is connected with second piston bar, described
Second piston bar stretches out second hydraulic cylinder body and is connected with locating piece;
Described connection supervisor one end and first hydraulic cylinder body communicating pipe, the other end are connected to branch pipe one end company with two respectively
Logical, two connection branch pipe other ends are connected to third hydraulic cylinder respectively, are slidably connected respectively in two third hydraulic cylinders
Third piston, third piston are equipped with third piston rod, and third piston rod stretches out third hydraulic cylinder and is connected with clamping plate, two
Clamping plate is oppositely arranged;Rubber sleeve is covered on clamping plate, avoids that workpiece is caused to damage.
Liquid outlet is provided on one of connection branch pipe, liquid outlet is connected to by being connected to time pipe with second hydraulic cylinder body, even
The blockage for blocking liquid outlet is slidably connected in logical branch pipe, is provided with through-hole in blockage, blockage is equipped with third piston space
Connecting rope.
The operation principle and advantageous effect of this base case are:In use, the centre bore of workpiece is hung on the positioning element
And make the center line of orientation axis and screw tap on the same line.Sliding is pushed to the sliding slot close to the direction of holder along workbench
Frame, because sliding block is fixed on by slot on sliding rack, sliding block can be slided with carry-over bar with sliding rack.Because of rack
It is engaged with the first spur gear, so rack sliding can drive the first spur gear to rotate.But the first spur gear passes through unilateral bearing
It is connect with connecting rod, so connecting rod will not rotate at this time.Sliding rack slide engineering in because sliding rack by First piston bar with
First piston connects, so sliding rack sliding can push first piston to be slided along first hydraulic cylinder body, it will be in first hydraulic cylinder body
Hydraulic oil be pushed into connection supervisor in, and by be connected to supervisor enter connection branch pipe enter back into third hydraulic cylinder,
And third piston is pushed to move, it drives two clamping plates to move towards, workpiece is clamped.
In the starting stage, blockage blocks liquid outlet, and hydraulic oil will not enter in connection time pipe.Because third piston is logical
It crosses connecting rope to connect with blockage, so in third piston moving process, blockage can be driven along connection branch pipe sliding, work as folder
After tight board clamping workpiece no longer moves, blockage also no longer moves, and through-hole is opposite with liquid outlet at this time.Hydraulic oil by through-hole and
Connection time pipe enters in second hydraulic cylinder body, pushes second piston sliding, locating piece is driven to exit workpiece, screw tap moves at this time
To at workpiece.In sliding block in sliding rack moving process, elastic component is stretched, and when sliding block is moved at skewback, skewback can be into
Enter to gap, sliding block moves up and progressively disengage slot under the action of skewback, and sliding block is under the action of the elastic member along slideway
It moves back, and is moved with carry-over bar.Rack movement drives the rotation of the first spur gear, the first spur gear to pass through unilateral bearing, company
Bar drives first bevel gear rotation, because being engaged with first bevel gear, second bevel gear can also rotate simultaneously second bevel gear
Screw tap rotation is driven, realizes tapping.
Further, compression spring is equipped between the second piston and second hydraulic cylinder body, after the completion of tapping, locating piece is in compression spring
Under the action of return to initial position, convenient for next workpiece carry out tapping.
Further, the locating piece is in coniform.The positioning to different size of tapping hole may be implemented, be suitable for difference
The tapping of the workpiece of size, size, is more widely applied.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of chasing bar embodiment of the present invention;
Fig. 2 is enlarged drawing at A in Fig. 1;
Fig. 3 is enlarged drawing at B in Fig. 1.
Specific implementation mode
Below by the further details of explanation of specific implementation mode:
Reference numeral in Figure of description includes:Workbench 1, holder 2, sliding slot 3, skewback 4, sliding rack 5, spring 6,
One bevel gear 7, the first spur gear 8, second bevel gear 9, the first rack 10, screw tap 11, connecting rod 12, first hydraulic cylinder body 13,
First piston 14, connection branch pipe 15, connection supervisor 16, locating piece 17, third piston 18, clamping plate 19, compression spring 20, gap 21,
Connection time pipe 22, blockage 23, through-hole 24, sliding block 25.
Embodiment is basic as shown in attached drawing 1, Fig. 2 and Fig. 3:A kind of chasing bar, including workbench 1 and screw tap 11, also wrap
Include sliding rack 5, the first spur gear 8, first bevel gear 7, second bevel gear 9, connecting rod, sliding block 25, connection supervisor 16, connection time pipe
22, unilateral bearing and two communicating pipes branch pipe;1 one end of workbench is equipped with holder 2, and 1 other end of workbench is equipped with sliding slot 3, sliding
Frame 5 is slidably connected with sliding slot 3,5 top of sliding rack be equipped with slot, 5 top of sliding rack be equipped with slideway, sliding block 25 be inserted into slot in and
There are gaps 21,5 top of sliding rack to be equipped with slideway between sliding rack 5, and sliding block 25 can be slided along slideway, sliding block 25 and workbench 1
Between be equipped with elastic component;In the present embodiment, elastic component is spring 6, and spring 6 derives from a wealth of sources, cheap first spur gear 8 rotates
It is connected on workbench 1;Sliding block 25 is equipped with the first rack 10, and the first rack 10 is engaged with the first spur gear 8, the first spur gear
8 are coaxially connect with connecting rod one end by unilateral bearing, and the connecting rod other end is connect with the first cone tooth, and the first cone tooth is nibbled with the second cone tooth
It closes, the second cone tooth is coaxially connected with shaft, and shaft is connected by connecting rod 12 with sliding rack, the one end of shaft far from the second cone tooth
Affixed with screw tap 11, platform is equipped with skewback 4, and skewback 4 can be inserted into gap 21.
Workbench 1 is equipped with first hydraulic cylinder body 13 close to one end of holder 2, and the is sliding combined in first hydraulic cylinder body 13
One piston 14, first piston 14 are connected with First piston bar, First piston bar stretch out in first hydraulic cylinder body 13 and with sliding rack 5
It is affixed;
First hydraulic cylinder body 13 is connected with connection supervisor 16, and holder 2 is equipped with second hydraulic cylinder body and two third hydraulic pressure
Cylinder body is sliding combined with second piston in second hydraulic cylinder body, and second piston is connected with second piston bar, and second piston bar is stretched out
Second hydraulic cylinder body and it is connected with locating piece 17, locating piece 17 is in coniform.It may be implemented to determine different size of tapping hole
Position is suitable for the tapping of the workpiece of different sizes, size, is more widely applied.
Connection 16 one end of supervisor and 13 communicating pipe of first hydraulic cylinder body, the other end are connected to 15 one end of branch pipe company with two respectively
Logical, two connection 15 other ends of branch pipe are connected to third hydraulic cylinder respectively, are slidably connected respectively in two third hydraulic cylinders
There are third piston 18, third piston 18 to be equipped with third piston rod, third piston rod stretches out third hydraulic cylinder and is connected with clamping
Plate 19, two clamping plates 19 are oppositely arranged;
Liquid outlet is provided on one of connection branch pipe 15, liquid outlet connects by being connected to time pipe 22 with second hydraulic cylinder body
It is logical, be connected to the blockage 23 for being slidably connected in branch pipe 15 and blocking liquid outlet, be provided with through-hole 24 in blockage 23, blockage 23 with
Connecting rope is equipped between third piston 18.
In use, the centre bore of workpiece is hung on locating piece 17 and makes the center line of orientation axis and screw tap 11 same
On straight line.Sliding rack 5 is pushed to the sliding slot 3 close to the direction of holder 2 along workbench 1, because sliding block 25 is fixed on by slot
On sliding rack 5, so sliding block 25 can drive the first rack 10 to be slided with sliding rack 5.Because the first rack 10 and first is straight
Gear 8 engages, so the sliding of the first rack 10 can drive the first spur gear 8 to rotate.But the first spur gear 8 passes through unilateral bearing
It is connect with connecting rod, so connecting rod will not rotate at this time.In sliding rack 5 slides engineering, because sliding rack 5 passes through First piston bar
It is connect with first piston 14, so the sliding of sliding rack 5 can push first piston 14 to be slided along first hydraulic cylinder body 13, by the first liquid
Hydraulic oil in cylinder pressure body 13 is pushed into connection supervisor 16, and is entered connection branch pipe 15 by connection supervisor 16 and entered back into
In third hydraulic cylinder, and third piston 18 is pushed to move, drives two clamping plates 19 to move towards, workpiece is clamped.
In the starting stage, blockage 23 blocks liquid outlet, and hydraulic oil will not enter in connection time pipe 22.Because third is lived
Plug 18 is connect by connecting rope with blockage 23, so in 18 moving process of third piston, blockage 23 can be driven along connection
Branch pipe 15 slides, and after clamping plate 19, which clamps workpiece, no longer to be moved, blockage 23 also no longer moves, at this time through-hole 24 and liquid outlet
Relatively.Hydraulic oil is entered with time pipe 22 is connected in second hydraulic cylinder body by through-hole 24, pushes second piston sliding, and it is fixed to drive
Position part 17 exits workpiece, and screw tap 11 is moved at workpiece at this time.In sliding block 25 in 5 moving process of sliding rack, spring 6 is drawn
It stretches, when sliding block 25 is moved at skewback 4, skewback 4 can enter gap 21, and sliding block 25 moves up under the action of skewback 4
And slot is progressively disengaged, sliding block 25 moves back under the action of spring 6 along slideway, and drives the movement of the first rack 10.First
The movement of rack 10 drives the rotation of the first spur gear 8, the first spur gear 8 to drive 7 turns of first bevel gear by unilateral bearing, connecting rod
Dynamic, because being engaged with first bevel gear 7, second bevel gear 9 can also rotate and screw tap 11 is driven to rotate second bevel gear 9.
First spur gear 8 is engaged with the second spur gear, and the second spur gear is engaged with third spur gear, and third spur gear is nibbled with the second rack
It closes, the second rack is connect with sliding rack 5.The diameter of third spur gear is more than the first spur gear 8.It is sliding then when screw tap 11 rotates
Moving frame 5 moves under the action of third spur gear and the second rack to workpiece direction, realizes tapping.
Compression spring 20, after the completion of tapping, work of the locating piece 17 in compression spring 20 are equipped between second piston and second hydraulic cylinder body
Initial position is returned under, convenient for carrying out tapping to next workpiece.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific implementation mode can be used for explaining the content of claim.
Claims (5)
1. a kind of chasing bar, including workbench and screw tap, it is characterised in that:Further include sliding rack, the first spur gear, the first cone
Gear, second bevel gear, connecting rod, sliding block, connection supervisor, connection time pipe, unilateral bearing and two communicating pipes branch pipe;The work
Platform one end is equipped with holder, and the workbench other end is equipped with sliding slot, and the sliding rack is slidably connected with sliding slot, the sliding rack top
End is equipped with slot, and the sliding rack top is equipped with slideway, and the sliding block is inserted into slot and there are gaps between sliding rack, described
Sliding rack top is equipped with slideway, and the sliding block can be slided along slideway, and elastic component is equipped between the sliding block and workbench;Described first
Spur gear is rotatablely connected on the table;The sliding block is equipped with rack, and the rack is engaged with the first spur gear, and described first
Spur gear is coaxially connect with connecting rod one end by unilateral bearing, and the connecting rod other end is connect with the first cone tooth, first cone
Tooth and the second cone tooth engagement, the second cone tooth are coaxially connected with shaft, the shaft one end and screw tap far from the second cone tooth
Affixed, the platform is equipped with skewback, and the skewback can be inserted into the gap;
The workbench is equipped with first hydraulic cylinder body close to one end of holder, and first is sliding combined in the first hydraulic cylinder body
Piston, the first piston are connected with First piston bar, and the First piston bar is stretched out in first hydraulic cylinder body and and sliding rack
It is affixed;
The first hydraulic cylinder body is connected with connection supervisor, and the holder is equipped with second hydraulic cylinder body and two third hydraulic cylinders
Body, is sliding combined with second piston in the second hydraulic cylinder body, and the second piston is connected with second piston bar, and described second
Piston rod stretches out second hydraulic cylinder body and is connected with locating piece;
Described connection supervisor one end and first hydraulic cylinder body communicating pipe, the other end are connected to branch pipe one end with two and are connected to respectively, and two
A connection branch pipe other end is connected to third hydraulic cylinder respectively, slidably connects third work in two third hydraulic cylinders respectively
Plug, third piston are equipped with third piston rod, and third piston rod stretches out third hydraulic cylinder and is connected with clamping plate, two clamping plates
It is oppositely arranged;
Liquid outlet is provided on one of connection branch pipe, liquid outlet is connected to by being connected to time pipe with second hydraulic cylinder body, connected component
The blockage for blocking liquid outlet is slidably connected in pipe, through-hole is provided in blockage, and blockage is equipped with connection with third piston space
Rope.
2. a kind of chasing bar according to claim 1, it is characterised in that:Rubber sleeve is covered on the clamping plate.
3. a kind of chasing bar according to claim 2, it is characterised in that:The elastic component is spring.
4. a kind of chasing bar according to claim 1, it is characterised in that:Between the second piston and second hydraulic cylinder body
Equipped with compression spring.
5. a kind of chasing bar according to claim 3, it is characterised in that:The locating piece is in coniform.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810362527.7A CN108544036A (en) | 2018-04-20 | 2018-04-20 | A kind of chasing bar |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810362527.7A CN108544036A (en) | 2018-04-20 | 2018-04-20 | A kind of chasing bar |
Publications (1)
Publication Number | Publication Date |
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CN108544036A true CN108544036A (en) | 2018-09-18 |
Family
ID=63512073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810362527.7A Pending CN108544036A (en) | 2018-04-20 | 2018-04-20 | A kind of chasing bar |
Country Status (1)
Country | Link |
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CN (1) | CN108544036A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109128399A (en) * | 2018-10-25 | 2019-01-04 | 张建民 | A kind of bearing tapping machine |
CN113618613A (en) * | 2021-10-13 | 2021-11-09 | 江苏沛泽机械科技有限公司 | Burnishing device of casting aluminum alloy material |
CN114274226A (en) * | 2021-11-22 | 2022-04-05 | 重庆祥格家居有限公司 | Door plant cutting device |
CN117340368A (en) * | 2023-10-31 | 2024-01-05 | 庆云实达金属制品有限公司 | Joint processing and forming treatment device |
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CN107671323A (en) * | 2017-10-30 | 2018-02-09 | 重庆市璧山区合成机械制造有限公司 | Drilling operation device |
CN107717565A (en) * | 2017-11-13 | 2018-02-23 | 无锡凹凸自动化科技有限公司 | A kind of automation equipment special fixture |
DE102016216749A1 (en) * | 2016-09-05 | 2018-03-08 | Ktc Handhabungstechnik Gmbh | Tool change gear |
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DE19543760A1 (en) * | 1995-11-24 | 1997-05-28 | Ingelheim Peter Graf Von | Gearing, especially for changing suspension springing characteristics |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN109128399A (en) * | 2018-10-25 | 2019-01-04 | 张建民 | A kind of bearing tapping machine |
CN113618613A (en) * | 2021-10-13 | 2021-11-09 | 江苏沛泽机械科技有限公司 | Burnishing device of casting aluminum alloy material |
CN113618613B (en) * | 2021-10-13 | 2022-02-22 | 江苏沛泽机械科技有限公司 | Burnishing device of casting aluminum alloy material |
CN114274226A (en) * | 2021-11-22 | 2022-04-05 | 重庆祥格家居有限公司 | Door plant cutting device |
CN114274226B (en) * | 2021-11-22 | 2024-01-26 | 湖南绿舟新型材料科技有限公司 | Door plate cutting device |
CN117340368A (en) * | 2023-10-31 | 2024-01-05 | 庆云实达金属制品有限公司 | Joint processing and forming treatment device |
CN117340368B (en) * | 2023-10-31 | 2024-04-05 | 庆云实达金属制品有限公司 | Joint processing and forming treatment device |
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Application publication date: 20180918 |