CN206869175U - A kind of boring grab - Google Patents
A kind of boring grab Download PDFInfo
- Publication number
- CN206869175U CN206869175U CN201720600193.3U CN201720600193U CN206869175U CN 206869175 U CN206869175 U CN 206869175U CN 201720600193 U CN201720600193 U CN 201720600193U CN 206869175 U CN206869175 U CN 206869175U
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- CN
- China
- Prior art keywords
- drill jig
- workpiece
- positioning seat
- plate
- tensioner
- 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
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- Drilling And Boring (AREA)
Abstract
The utility model specifically discloses a kind of boring grab, including bottom plate and the positioning seat being separately positioned on bottom plate, clamp system, rotating mechanism, the first drill jig group and the second drill jig group, the clamp system is engaged with positioning seat and is used to clamp workpiece to be processed, the rotating mechanism is connected with clamp system and so that workpiece rotates adjustment machined surface in the clamp state, the first drill jig group is arranged on positioning seat side and coordinated with the first machined surface activity of workpiece, and the second drill jig group is arranged on positioning seat opposite side and coordinated with the second machined surface activity of workpiece.The utility model can realize that clamped one time just can carry out drilling operation to multiple machined surfaces of workpiece to be processed, avoid more sequence processing, clamp repeatedly, and the automatic aligning of the first drill jig and the second drill jig can be realized, accurate positioning, substantially reduce the mounting technology difficulty of drill jig and workpiece and improve contraposition accuracy, high degree shortens process time, improves production efficiency.
Description
Technical field
Drilling machine technical field is the utility model is related to, more particularly to a kind of boring grab.
Background technology
Due to matching requirements and functional requirement, be sometimes need on same workpiece multi-faceted carry out drilling plus
Work, and current drilling equipment can only carry out hole machined in an orientation to workpiece, therefore for needing multidirectional drilling
Workpiece, frequently with the mode of shunting processing, point workpiece is processed several times.But shunting processing mode still suffers from repeatedly
The quality problems such as workpiece misplaces, dimensional discrepancy is larger are produced on clamping, simultaneously because needing to utilize bushing plate during drilling
To position Working position, and the Assembly veracity and difficulty of bushing plate and workpiece also are difficult to be effectively ensured, low production efficiency,
High quality, high accuracy, large batch of production requirement can not be met.
Utility model content
To overcome technological deficiency existing for prior art, the utility model provides a kind of boring grab, can be achieved once to fill
Folder can be to workpiece multidirectional drilling, and can substantially reduce the mounting technology difficulty of drill jig and workpiece and improve contraposition accuracy,
Shorten process time, improve production efficiency.
The utility model use technical solution be：
A kind of boring grab, including bottom plate and be separately positioned on bottom plate positioning seat, clamp system, rotating mechanism,
One drill jig group and the second drill jig group, the clamp system are engaged with positioning seat and are used to clamp workpiece to be processed, the rotation
Mechanism is connected so that workpiece rotates adjustment machined surface in the clamp state with clamp system, and the first drill jig group is arranged on
Positioning seat side simultaneously coordinates with the first machined surface activity of workpiece, and the second drill jig group is arranged on positioning seat opposite side and and work
The second machined surface activity of part coordinates.
Preferably, the first drill jig group includes the first die holder, telescopic cylinder and detachable with the piston rod of telescopic cylinder
First drill jig of connection, first die holder, which is provided with, hides chamber, and first drill jig is by telescopic cylinder drives edge perpendicular to positioning
Seat length direction moves along a straight line to the machined surface of workpiece first or shunk in the hiding intracavitary.
Preferably, the second drill jig group includes the second die holder, telescopic oil cylinder, the tooth affixed with the piston rod of telescopic oil cylinder
Row, the gear for engage with tooth row connection, be longitudinally arranged in gear centre and with the rotating shaft of gear synchronous rotation and can with rotating shaft
Second drill jig of dismantling connection, the piston rod of second die holder and telescopic oil cylinder are each perpendicular to the setting of positioning seat length direction,
Second drill jig is driven by telescopic oil cylinder and Plane Rotation to the machined surface of workpiece second or is shunk in the second die holder top around the shaft
Face.
Preferably, the second die holder top surface is additionally provided with the limited block for limiting the second drill jig rotational angle.
Preferably, contiguous block is also associated between the rotating shaft and the second drill jig, the bottom surface of the contiguous block is in horizontal plane
And the second die holder top surface is fitted in, second drill jig is fixedly connected by fastening bolt with contiguous block, and the contiguous block is fixed
It is set in outside rotating shaft top.
Preferably, the clamp system includes clamping cylinder, tie rod, front plate, rear plate, back seat plate, middle axle sleeve
And the tensioner component for coordinating with workpiece tensioner；
The middle axle sleeve is installed in the front and rear perforation of positioning seat by two groups of rolling bearings, the rear plate and back seat
Plate is connected to the axial both ends of middle axle sleeve and respectively with the rear and front end face gap of positioning seat with merging and rolling bearing
Abut against；
The cylinder body of the clamping cylinder is arranged on back seat plate and the piston rod of clamping cylinder is fixedly connected with tie rod, institute
It is circumferentially fixed and be axially slidably arranged in middle axle sleeve and convexedly stretch in front of positioning seat to state tie rod, the tie rod
Protrude out section be provided be used for before push away the throw-out collar of tensioner component and the spacing ring for post-tensioning tensioner component；
The tensioner assembly set is fixedly connected on tie rod and with rear plate, and the front plate is circumferentially fixed to be set in drawing
Offseted on tight bar and with spacing ring activity, the tensioner component, front plate, rear plate, middle axle sleeve, back seat plate, clamping cylinder
Driven with tie rod by rotating mechanism and synchronous axial system and make to be clamped in front plate and rear plate with merging with tensioner component tensioner
Between workpiece rotate in the clamp state.
Preferably, the rotating mechanism include hydraulic cylinder, be fixed in the hydraulic cylinder piston-rod end rack and
The runner of connection is engaged with rack, coaxially the fixed jackshaft being set between two groups of rolling bearings is put the runner, described
Hydraulic cylinder works can drive rack linear to move and runner is rotated.
Preferably, connected between the tie rod and middle axle sleeve by feather key.
Preferably, the tensioner component includes expansion sleeve, tensioner core, stage clip and installation set, and the expansion sleeve is enclosed on tension
On bar and it is bolted to connection the drawing being slidably located in the front end of rear plate, the tensioner core between throw-out collar and spacing ring
It is engaged on tight bar and by cone structure with expansion sleeve inner face；The installation set connects with spacing ring, and the stage clip is resisted against
Between installation set and tensioner core front end face.
Preferably, there is the centre bore being engaged with tie rod and the radial direction with centre bore radial communication on the front plate
Groove, the front plate are set on tie rod through radially through groove is circumferentially fixed, by the axial width for adjusting the front plate
Or tool is changed in accordance with the front plate of axial width so that workpiece is clamped by front plate and rear plate.
The beneficial effects of the utility model：Because rotating mechanism is connected with clamp system, closely clamped by clamp system
Workpiece to be processed, then the workpiece rotation adjustment machined surface clamped by clamp system is driven by rotating mechanism, realize clamped one time
Can just drilling operation be carried out to multiple machined surfaces of workpiece to be processed, avoid more sequence processing, clamp repeatedly, high degree shortens
Process time, improve production efficiency；Simultaneously as the first drill jig group and the second drill jig group are added with the difference of workpiece to be processed
The activity of work face coordinates, i.e., when needing to process the first machined surface, the first drill jig of the first drill jig group moves along a straight line to the first machined surface
Operating position and now the second drill jig group the second drill jig it is collapsible on the second module, when needing to process the second machined surface
Second drill jig Plane Rotation is to the operating position of the second machined surface and now the first drill jig is collapsible in hiding intracavitary, and when completion
The first drill jig and the second drill jig directly can be driven away from workpiece by respective drive mechanism after the boring work of each machined surface, so
Beneficial to chip removal, the automatic aligning of the first drill jig and the second drill jig is realized, substantially reduces the mounting technology difficulty of drill jig and workpiece simultaneously
Contraposition accuracy is improved, shortens process time, production efficiency is improved, more multi-work piece can be processed in Identical Processing.In addition,
First drill jig and the second drill jig of the present utility model are detachably connected, and can be changed according to different boring requirements different
Drill jig.The utility model is compact-sized, easy to operate, cost-effective, reduces labor intensity, can be applied to the rotary drilling of cylinder head
Hole etc..
Brief description of the drawings
Fig. 1 is the front view of the utility model machining state one.
Fig. 2 is the front view of the utility model machining state two.
Fig. 3 is the utility model top view.
Fig. 4 is the utility model the second drill jig group structural representation.
Fig. 5 is the utility model clamp system, rotating mechanism and location seat structure schematic diagram.
Description of reference numerals：
10th, bottom plate；20th, positioning seat；31st, clamping cylinder；32nd, tie rod；33rd, front plate；34th, rear plate；35th, back seat
Plate；36th, middle axle sleeve；37th, rolling bearing；38th, tensioner component；321st, throw-out collar；322nd, spacing ring；381st, expansion sleeve；382nd, rise
Tight core；383rd, stage clip；384th, installation set；41st, hydraulic cylinder；42nd, rack；43rd, runner；50th, the first drill jig group；51st, the first die holder；
52nd, telescopic cylinder；53rd, the first drill jig；54th, chamber is hidden；60th, the second drill jig group；61st, the second die holder；62nd, telescopic oil cylinder；63rd, tooth
Row；64th, gear；65th, rotating shaft；66th, limited block；67th, the second drill jig；68th, contiguous block.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As Figure 1-5, the present embodiment provides a kind of boring grab, including bottom plate 10 and is separately positioned on bottom plate 10
Positioning seat 20, clamp system, rotating mechanism, the first drill jig group 50 and the second drill jig group 60, the clamp system and positioning seat 20
It is engaged and is used to clamp workpiece to be processed, the rotating mechanism is connected with clamp system and causes workpiece in the clamp state
Rotation adjustment machined surface, the first drill jig group 50 are arranged on the side of positioning seat 20 and matched somebody with somebody with the first machined surface activity of workpiece
Close, the second drill jig group 60 is arranged on the opposite side of positioning seat 20 and coordinated with the second machined surface activity of workpiece.
In the present embodiment, the first drill jig group 50 include the first die holder 51, telescopic cylinder 52 and with telescopic cylinder 52
The first drill jig 53 for being detachably connected of piston rod, first die holder 51, which is provided with, hides chamber 54, and first drill jig 53 is by stretching
The drives edge of contracting cylinder 52 moves along a straight line to the machined surface of workpiece first or shunk in described hiding perpendicular to the length direction of positioning seat 20
In chamber 54.The present embodiment can also be changed according to boring requirement and select corresponding first drill jig 53.
In the present embodiment, the second drill jig group 60 includes the second die holder 61, telescopic oil cylinder 62 and telescopic oil cylinder 62
The affixed tooth row 63 of piston rod, the gear 64 for engaging with tooth row 63 connection, longitudinal direction are arranged in the center of gear 64 and same with gear 64
The rotating shaft 65 rotated and the second drill jig 67 being detachably connected with rotating shaft 65 are walked, second die holder 61 and telescopic oil cylinder 62
Piston rod is each perpendicular to the setting of the length direction of positioning seat 20, and second drill jig 67 is driven and 65 flat around the shaft by telescopic oil cylinder 62
Face is rotated to the machined surface of workpiece second or shunk in the top surface of the second die holder 61, and the top surface of the second die holder 61 is additionally provided with for limiting
The limited block 66 of the rotational angle of second drill jig 67.Preferably, it is also associated with contiguous block between the drill jig 67 of rotating shaft 65 and second
68, the bottom surface of the contiguous block 68 in horizontal plane and fits in the top surface of the second die holder 61, and second drill jig 67 is by fastening spiral shell
Bolt is fixedly connected with contiguous block 68, and the contiguous block 68 is fixed and is set in outside the top of rotating shaft 65.
In the present embodiment, the clamp system include clamping cylinder 31, tie rod 32, front plate 33, rear plate 34, after
Seat board 35, middle axle sleeve 36 and the tensioner component 38 for coordinating with workpiece tensioner.The middle axle sleeve 36 passes through two groups of rollings
Bearing 37 is installed in the front and rear perforation of positioning seat 20, and the rear plate 34 and back seat plate 35 are connected to middle axle sleeve 36
Axial both ends and abutted against respectively with the rear and front end face gap of positioning seat 20 with rolling bearing 37 with merging, the clamping cylinder
31 cylinder body is arranged on back seat plate 35 and the piston rod of clamping cylinder 31 is fixedly connected with tie rod 32, the tie rod 32 weeks
To fixed and be axially slidably arranged in middle axle sleeve 36 and convexedly stretch in the front of positioning seat 20, preferably described tie rod 32
It is connected between middle axle sleeve 36 by feather key.
In the present embodiment, the tie rod 32 protrude out section be provided be used for before push away tensioner component 38 throw-out collar 321 and
Spacing ring 322 for post-tensioning tensioner component 38.The tensioner component 38 include expansion sleeve 381, tensioner core 382, stage clip 383 and
Installation set 384, the expansion sleeve 381 is enclosed on tie rod 32 and is bolted to connection in the front end of rear plate 34, described
Tensioner core 382 is slidably located on the tie rod 32 between throw-out collar 321 and spacing ring 322 and by cone structure and expansion sleeve
381 inner faces are engaged, and the expansion sleeve 381 is provided with tensioner that is some circumferentially-spaced and being distributed respectively along the bus of expansion sleeve 381
Groove.The installation set 384 connects with spacing ring 322, the stage clip 383 be resisted against installation set 384 and the front end face of tensioner core 382 it
Between.When clamping cylinder 31 protracts, tensioner core 382 is promoted forward using the throw-out collar 321 on tie rod 32 and presses stage clip 383
Contracting, now expansion sleeve 381 releases with workpiece and front plate 33 forward slip and can take out, and can so remove workpiece；It is oily when clamping
The post-tensioning of cylinder 31, front plate 33 is pulled back using the spacing ring 322 on tie rod 32 and causes workpiece by front plate 33 with after
Clamping plate 34 clamps, simultaneously because the post-tensioning of tie rod 32 also cause installation set 384 backward and using stage clip 383 return action by institute
The pusher of tensioner core 382 is stated, so that the footpath of expansion sleeve 381 expands and radial direction tensioner workpiece, is realized to the effective steady of workpiece to be processed
Determine clamping, and only clamped one time.
In the present embodiment, the front plate 33 it is circumferentially fixed be set on tie rod 32 and with the activity phase of spacing ring 322
Support.Specifically：There is the centre bore being engaged with tie rod 32 and the radial direction with centre bore radial communication on the front plate 33
Groove, the front plate 33 are set on tie rod 32 through radially through groove is circumferentially fixed, by the axle for adjusting the front plate 33
To width or front plate 33 of the tool in accordance with axial width is changed so that workpiece is clamped by front plate 33 and rear plate 34, so as to ensure
Workpiece is effectively clamped by front plate 33 and rear plate 34 in the axial direction.
In the present embodiment, the rotating mechanism includes hydraulic cylinder 41, is fixed in the piston-rod end of the hydraulic cylinder 41
Rack 42 and the runner 43 of connection is engaged with rack 42, the runner 43 coaxially it is fixed be set in two groups of rolling bearings 37 it
Between middle axle sleeve 36 on, the hydraulic cylinder 41 work can move along a straight line with carry-over bar 42 and so that runner 43 rotates, described to rise
Tight component 38, front plate 33, rear plate 34, middle axle sleeve 36, back seat plate 35, clamping cylinder 31 and tie rod 32 are by rotating mechanism
Driving and synchronous axial system simultaneously make to exist with merging the workpiece being clamped between front plate 33 and rear plate 34 with the tensioner of tensioner component 38
Rotated under clamped condition, avoid multiple clamping workpiece.
The general principle and principal character and advantages of the present invention of the invention has been shown and described above, the industry
Technical staff it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification only
It is to illustrate principle of the present utility model, on the premise of the invention spirit and scope are not departed from, the utility model also has
Various changes and modifications, these changes and improvements are both fallen within claimed the scope of the utility model, the requires of the utility model
Protection domain is by appended claims and its equivalent thereof.
Claims (10)
1. a kind of boring grab, it is characterised in that including bottom plate and the positioning seat being separately positioned on bottom plate, clamp system, rotation
Rotation mechanism, the first drill jig group and the second drill jig group, the clamp system are engaged with positioning seat and are used to clamp workpiece to be processed,
The rotating mechanism is connected with clamp system and so that workpiece rotates adjustment machined surface, first drill jig in the clamp state
Group is arranged on positioning seat side and coordinated with the first machined surface activity of workpiece, and it is another that the second drill jig group is arranged on positioning seat
Side simultaneously coordinates with the second machined surface activity of workpiece.
2. boring grab according to claim 1, it is characterised in that the first drill jig group includes the first die holder, stretched
Cylinder and the first drill jig being detachably connected with the piston rod of telescopic cylinder, first die holder, which is provided with, hides chamber, and described first
Drill jig is moved along a straight line to the machined surface of workpiece first or shunk in described perpendicular to positioning seat length direction by telescopic cylinder drives edge
Hide intracavitary.
3. boring grab according to claim 1, it is characterised in that the second drill jig group includes the second die holder, stretched
Oil cylinder, the tooth row affixed with the piston rod of telescopic oil cylinder, engaged with tooth row be connected gear, longitudinal direction be arranged in gear centre and with
The rotating shaft of gear synchronous rotation and the second drill jig being detachably connected with rotating shaft, the piston of second die holder and telescopic oil cylinder
Bar is each perpendicular to the setting of positioning seat length direction, and second drill jig is driven by telescopic oil cylinder and Plane Rotation is to workpiece around the shaft
Second machined surface is shunk in the second die holder top surface.
4. boring grab according to claim 3, it is characterised in that the second die holder top surface is additionally provided with for limiting the
The limited block of two drill jig rotational angles.
5. boring grab according to claim 3, it is characterised in that the company of being also associated between the rotating shaft and the second drill jig
Connect block, the bottom surface of the contiguous block in horizontal plane and fits in the second die holder top surface, second drill jig by fastening bolt with
Contiguous block is fixedly connected, and the contiguous block is fixed and is set in outside rotating shaft top.
6. according to the boring grab described in any one of claim 1 to 5, it is characterised in that the clamp system includes clamping oil
Cylinder, tie rod, front plate, rear plate, back seat plate, middle axle sleeve and the tensioner component for coordinating with workpiece tensioner；
The middle axle sleeve is installed in the front and rear perforation of positioning seat by two groups of rolling bearings, the rear plate and back seat plate point
It is not connected between the axial both ends of axle sleeve and matches somebody with somebody to merge with the rear and front end face gap of positioning seat respectively to offset with rolling bearing
Connect；
The cylinder body of the clamping cylinder is arranged on back seat plate and the piston rod of clamping cylinder is fixedly connected with tie rod, the drawing
Tight bar is circumferentially fixed and is axially slidably arranged in middle axle sleeve and convexedly stretches in front of positioning seat, and the tie rod protrudes out
Section be provided be used for before push away the throw-out collar of tensioner component and the spacing ring for post-tensioning tensioner component；
The tensioner assembly set is fixedly connected on tie rod and with rear plate, and the front plate is circumferentially fixed to be set in tie rod
Above and with spacing ring activity offset, the tensioner component, front plate, rear plate, middle axle sleeve, back seat plate, clamping cylinder and drawing
Tight bar is driven by rotating mechanism and synchronous axial system and makes to be clamped between front plate and rear plate with merging with tensioner component tensioner
Workpiece rotate in the clamp state.
7. boring grab according to claim 6, it is characterised in that the rotating mechanism includes hydraulic cylinder, is fixed in institute
State the rack of the piston-rod end of hydraulic cylinder and the runner of connection is engaged with rack, coaxially fixation is set in two groups to the runner
Jackshaft between rolling bearing is put, and the hydraulic cylinder works can drive rack linear to move and runner is rotated.
8. boring grab according to claim 6, it is characterised in that pass through feather key between the tie rod and middle axle sleeve
Connection.
9. boring grab according to claim 6, it is characterised in that the tensioner component includes expansion sleeve, tensioner core, pressure
Spring and installation set, the expansion sleeve are enclosed on tie rod and are bolted to connection in the front end of rear plate, the tensioner core
It is slidably located on the tie rod between throw-out collar and spacing ring and is engaged by cone structure with expansion sleeve inner face；The installation
Set connects with spacing ring, and the stage clip is resisted against between installation set and tensioner core front end face.
10. boring grab according to claim 6, it is characterised in that have on the front plate and be engaged with tie rod
Centre bore and radially through groove with centre bore radial communication, the front plate be set in tie rod through radially through groove is circumferentially fixed
On, by adjust the axial width of the front plate or change tool in accordance with axial width front plate so that workpiece by front plate and
Rear plate clamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720600193.3U CN206869175U (en) | 2017-05-26 | 2017-05-26 | A kind of boring grab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720600193.3U CN206869175U (en) | 2017-05-26 | 2017-05-26 | A kind of boring grab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206869175U true CN206869175U (en) | 2018-01-12 |
Family
ID=61337132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720600193.3U Expired - Fee Related CN206869175U (en) | 2017-05-26 | 2017-05-26 | A kind of boring grab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206869175U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107030315A (en) * | 2017-05-26 | 2017-08-11 | 晋江市安海联诚机械有限公司 | A kind of boring grab |
-
2017
- 2017-05-26 CN CN201720600193.3U patent/CN206869175U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107030315A (en) * | 2017-05-26 | 2017-08-11 | 晋江市安海联诚机械有限公司 | A kind of boring grab |
| CN107030315B (en) * | 2017-05-26 | 2019-08-20 | 晋江市安海联诚机械有限公司 | A kind of boring grab |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 |