CN209793141U - Machining and positioning device for excavator large-arm front fork group boring machine - Google Patents
Machining and positioning device for excavator large-arm front fork group boring machine Download PDFInfo
- Publication number
- CN209793141U CN209793141U CN201822273054.1U CN201822273054U CN209793141U CN 209793141 U CN209793141 U CN 209793141U CN 201822273054 U CN201822273054 U CN 201822273054U CN 209793141 U CN209793141 U CN 209793141U
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- CN
- China
- Prior art keywords
- bottom plate
- fixing
- front fork
- excavator
- positioning
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- 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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Abstract
The utility model relates to an excavator forearm front fork group boring machine processing positioner, hold in the palm the mechanism including bottom plate, front end hold down mechanism, middle part fixed establishment, baffle fixed establishment, curb plate fixed establishment and lower part top, at the front end installation front end hold down mechanism of bottom plate upper surface, at the mid-mounting middle part fixed establishment of bottom plate upper surface, at the well rear portion installation baffle fixed establishment of bottom plate upper surface, all set up curb plate fixed establishment in the left and right sides of bottom plate upper surface, hold in the palm the mechanism in the top surface mounting lower part top of bottom plate. The utility model relates to a reasonable in design, structure science, practicality are strong, with the work piece matching degree high, fasten effectual excavator forearm front fork group boring lathe processing positioner, use this device can be with the quick accurate location that clamps of work piece to improve machining precision and processingquality, reduce the time of dismouting work piece and processing work piece.
Description
Technical Field
The utility model belongs to the technical field of the excavator production and processing technique and specifically relates to an excavator forearm front fork group boring machine processing positioner.
Background
The left and right sides of the front end of the excavator big arm front fork group are respectively provided with a front fork hole, and after the excavator big arm front fork group is assembled, the front fork holes are staggered, so that the front fork holes need to be processed, the dislocation is corrected, and subsequent processing can be influenced if the dislocation is not corrected. At present, when correction is carried out, a simpler method is to place the front fork on a boring machine for processing, but as shown in fig. 3, the front fork group of the boom of the excavator is special in shape, irregular in appearance and more in cambered surface, so that the common pressing plate is slow in positioning and pressing speed, low in efficiency, poor in pressing and fixing effect and difficult to ensure the processing quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to remedy prior art's weak point, provide an excavator forearm front fork group boring machine processing positioner that can improve dress card speed and machining precision, guarantee product processingquality.
The purpose of the utility model is realized through following technical means:
The utility model provides an excavator forearm front fork group boring lathe processing positioner which characterized in that: the front end pressing mechanism is installed at the front end of the upper surface of the bottom plate, the middle fixing mechanism is installed at the middle of the upper surface of the bottom plate, the partition plate fixing mechanism is installed at the middle rear portion of the upper surface of the bottom plate, the side plate fixing mechanisms are arranged on the left side and the right side of the upper surface of the bottom plate, and the lower portion supporting mechanism is installed on the upper surface of the bottom plate.
and the front end pressing mechanism comprises a base, pressing plates and compression screws, the base is installed on the bottom plate, the left side and the right side of the upper surface of the base are respectively provided with one pressing plate, the two pressing plates are symmetrically arranged, each pressing plate is provided with a long hole, each long hole is internally provided with one compression screw, and the pressing plates are connected with the base through the compression screws.
And the middle fixing mechanism comprises a guide rail, a lead screw, two sliding positioning seats and a hand wheel, the guide rail is arranged on the bottom plate, the left end and the right end of the guide rail are respectively provided with a support, the lead screw is arranged on the two supports, the two sliding positioning seats are arranged on the lead screw in a positive and negative buckle mode, and the hand wheel is connected with the outer side of one end of the lead screw.
and the baffle fixed establishment include pole setting, roof and jackscrew, the pole setting is installed on the bottom plate, makes the slot hole on the roof, and the jackscrew is worn to adorn in the slot hole and is connected with the pole setting.
Moreover, a plurality of side plate fixing mechanisms are symmetrically arranged at the left side and the right side of the bottom plate; every curb plate fixed establishment all includes fixing base, movable block, rotary rod and top pressure head, and the fixing base is installed on the bottom plate, and the upper end cartridge movable block of fixing base wears the rotary rod that a level set up on this movable block, the inboard installation top pressure head of this rotary rod.
Moreover, the lower jacking mechanism comprises an adjustable positioning part and a fixed positioning part.
The adjustable positioning part comprises four fixed columns, wherein two fixed columns are arranged on the bottom plate between the front end pressing mechanism and the middle fixing mechanism and are symmetrically arranged; the other two fixing columns are arranged at the rear end of the upper surface of the bottom plate; the top end of each fixed column is provided with an adjustable jackscrew.
The two fixing positioning seats are arranged on the bottom plate and are symmetrically arranged on the left side and the right side of the partition plate fixing mechanism; and a plurality of positioning blocks are arranged on each fixed positioning seat.
The utility model has the advantages that:
1. The device is provided with a front end pressing mechanism, a middle fixing mechanism, a partition plate fixing mechanism, a side plate fixing mechanism and a lower jacking mechanism on a bottom plate, and the front end pressing mechanism, the middle fixing mechanism, the partition plate fixing mechanism, the side plate fixing mechanism and the lower jacking mechanism are used for respectively positioning, supporting and pressing a workpiece, and boring can be carried out on the workpiece after the workpiece is firmly fixed. The device has high goodness of fit with the workpiece, so that the device can improve the workpiece clamping speed and the working efficiency, ensure the clamping effect and improve the processing quality.
2. The positioning blocks in the lower jacking mechanism are utilized to position the rear part of the side plate of the workpiece, so that the positioning and mounting accuracy can be improved, the machining precision is improved, and two groups of positioning blocks are designed in the device, so that the device can machine workpieces of two different models, and the application range of the device is widened.
3. The front end pressing mechanism of the device is pressed above the position to be bored, the pressing force is uniformly distributed, the hole machining deformation can be prevented, and the machining quality is improved.
4. The utility model relates to a reasonable in design, structure science, practicality are strong, with the work piece matching degree high, fasten effectual excavator forearm front fork group boring lathe processing positioner, use this device can be with the quick accurate location that clamps of work piece to improve machining precision and processingquality, reduce the time of dismouting work piece and processing work piece.
Drawings
FIG. 1 is an isometric view of the present invention;
FIG. 2 is an isometric view of the present invention;
Fig. 3 is an axial view (mounting work) of the present invention.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings; it should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereto.
A boring machine processing and positioning device for a front fork group of an excavator boom comprises a bottom plate 10, a front end pressing mechanism, a middle fixing mechanism, a partition plate fixing mechanism, a side plate fixing mechanism and a lower jacking mechanism.
The front end of the upper surface of the base plate is provided with a front end pressing mechanism, the front end pressing mechanism comprises a base 17, pressing plates 18 and pressing screws 19, the base is arranged on the base plate, the left side and the right side of the upper surface of the base are respectively provided with one pressing plate, the two pressing plates are symmetrically arranged, each pressing plate is provided with a long hole, each long hole is internally provided with one pressing screw, and the pressing plates are connected with the base through the pressing screws.
The middle fixing mechanism is arranged in the middle of the upper surface of the base plate and comprises a guide rail 15, a lead screw 5, sliding positioning seats 16 and a hand wheel 13, the guide rail is arranged on the base plate, two supports 14 are respectively arranged at the left end and the right end of the guide rail and are arranged on the base plate, the lead screws are arranged on the two supports, the two sliding positioning seats are arranged on the lead screws in a positive and negative buckle mode, and the hand wheel is connected to the outer side of one end of the lead screw.
A partition plate fixing mechanism is arranged at the middle rear part of the upper surface of the bottom plate and comprises an upright rod 9, a top plate 8 and a jackscrew, the upright rod is arranged on the bottom plate, a long hole is formed in the top plate, and the jackscrew is arranged in the long hole in a penetrating mode and connected with the upright rod.
The left side and the right side of the upper surface of the bottom plate are both provided with a plurality of side plate fixing mechanisms which are symmetrically arranged on the left side and the right side of the bottom plate. Every curb plate fixed establishment all includes fixing base 4, movable block 2, rotary rod 1 and roof pressure head 3, and the fixing base is installed on the bottom plate, and the upper end cartridge movable block of fixing base, movable block can follow the fixing base and take off, wear to adorn the rotary rod that a level set up on this movable block, the inboard installation roof pressure head of this rotary rod.
And a lower jacking mechanism is arranged on the upper surface of the bottom plate. The lower jacking mechanism comprises an adjustable positioning part and a fixed positioning part.
The adjustable positioning part comprises four fixed columns 12, wherein two fixed columns are arranged on the bottom plate between the front end pressing mechanism and the middle fixing mechanism and are symmetrically arranged; the other two fixing columns are arranged at the rear end of the upper surface of the bottom plate; the top end of each fixed column is provided with an adjustable jackscrew 11.
The fixing and positioning part comprises two fixing and positioning seats 6 and two positioning blocks 7, and the two fixing and positioning seats are both arranged on the bottom plate and symmetrically arranged on the left side and the right side of the partition fixing mechanism; four positioning blocks are arranged on each fixed positioning seat, wherein each two positioning blocks are in a group, two positioning blocks in each group are horizontally arranged and vertically arranged, and each group of positioning blocks corresponds to a workpiece of one type.
The utility model discloses a use method does:
The workpiece 21 is placed in a designated area, the lower jacking mechanism positions and supports the workpiece, the front end pressing mechanism compresses and positions the end part of the workpiece, the middle fixing mechanism supports and positions the side plate of the workpiece from the inner side, the side plate fixing mechanism supports and positions the side plate of the workpiece from the outer side, and the partition plate fixing mechanism supports and fixes the partition plate of the workpiece in a jacking manner, so that the front fork hole 20 of the workpiece can be machined.
Claims (8)
1. The utility model provides an excavator forearm front fork group boring lathe processing positioner which characterized in that: the front end pressing mechanism is installed at the front end of the upper surface of the bottom plate, the middle fixing mechanism is installed at the middle of the upper surface of the bottom plate, the partition plate fixing mechanism is installed at the middle rear portion of the upper surface of the bottom plate, the side plate fixing mechanisms are arranged on the left side and the right side of the upper surface of the bottom plate, and the lower portion supporting mechanism is installed on the upper surface of the bottom plate.
2. The boring machine processing and positioning device for the front fork group of the boom of the excavator as claimed in claim 1, wherein: the front end pressing mechanism comprises a base, pressing plates and compression screws, the base is installed on the bottom plate, the left side and the right side of the upper surface of the base are respectively provided with one pressing plate, the two pressing plates are symmetrically arranged, each pressing plate is provided with a long hole, each long hole is internally provided with one compression screw, and the pressing plates are connected with the base through the compression screws.
3. The boring machine processing and positioning device for the front fork group of the boom of the excavator as claimed in claim 1, wherein: the middle fixing mechanism comprises a guide rail, a lead screw, two sliding positioning seats and a hand wheel, the guide rail is arranged on the bottom plate, two supports are respectively arranged at the left end and the right end of the guide rail, the lead screw is arranged on the two supports, the two sliding positioning seats are arranged on the lead screw in a positive and negative buckle mode, and the hand wheel is connected to the outer side of one end of the lead screw.
4. The boring machine processing and positioning device for the front fork group of the boom of the excavator as claimed in claim 1, wherein: the partition plate fixing mechanism comprises an upright rod, a top plate and a jackscrew, the upright rod is installed on the bottom plate, a long hole is formed in the top plate, and the jackscrew is installed in the long hole in a penetrating mode and connected with the upright rod.
5. the boring machine processing and positioning device for the front fork group of the boom of the excavator as claimed in claim 1, wherein: the side plate fixing mechanisms are arranged on the left side and the right side of the bottom plate symmetrically; every curb plate fixed establishment all includes fixing base, movable block, rotary rod and top pressure head, and the fixing base is installed on the bottom plate, and the upper end cartridge movable block of fixing base wears the rotary rod that a level set up on this movable block, the inboard installation top pressure head of this rotary rod.
6. The boring machine processing and positioning device for the front fork group of the boom of the excavator as claimed in claim 1, wherein: the lower jacking mechanism comprises an adjustable positioning part and a fixed positioning part.
7. the boring machine processing and positioning device for the front fork group of the boom of the excavator as claimed in claim 6, wherein: the adjustable positioning part comprises four fixed columns, wherein two fixed columns are arranged on the bottom plate between the front end pressing mechanism and the middle fixing mechanism and are symmetrically arranged; the other two fixing columns are arranged at the rear end of the upper surface of the bottom plate; the top end of each fixed column is provided with an adjustable jackscrew.
8. The boring machine processing and positioning device for the front fork group of the boom of the excavator as claimed in claim 6, wherein: the fixing and positioning part comprises two fixing and positioning seats and positioning blocks, and the two fixing and positioning seats are arranged on the bottom plate and are symmetrically arranged at the left side and the right side of the partition fixing mechanism; and a plurality of positioning blocks are arranged on each fixed positioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273054.1U CN209793141U (en) | 2018-12-30 | 2018-12-30 | Machining and positioning device for excavator large-arm front fork group boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822273054.1U CN209793141U (en) | 2018-12-30 | 2018-12-30 | Machining and positioning device for excavator large-arm front fork group boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209793141U true CN209793141U (en) | 2019-12-17 |
Family
ID=68819563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822273054.1U Expired - Fee Related CN209793141U (en) | 2018-12-30 | 2018-12-30 | Machining and positioning device for excavator large-arm front fork group boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209793141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842452A (en) * | 2019-12-24 | 2020-02-28 | 安徽昌永得机械有限公司 | Overlap welding tool suitable for front fork of excavator arm |
-
2018
- 2018-12-30 CN CN201822273054.1U patent/CN209793141U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842452A (en) * | 2019-12-24 | 2020-02-28 | 安徽昌永得机械有限公司 | Overlap welding tool suitable for front fork of excavator arm |
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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: 20191217 Termination date: 20201230 |