CN108818030A - A kind of positioning compression structure and positioning tool - Google Patents
A kind of positioning compression structure and positioning tool Download PDFInfo
- Publication number
- CN108818030A CN108818030A CN201810637100.3A CN201810637100A CN108818030A CN 108818030 A CN108818030 A CN 108818030A CN 201810637100 A CN201810637100 A CN 201810637100A CN 108818030 A CN108818030 A CN 108818030A
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- Prior art keywords
- positioning
- hole
- positioning pin
- compression structure
- workpiece
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- 230000006835 compression Effects 0.000 title claims abstract description 37
- 238000007906 compression Methods 0.000 title claims abstract description 37
- 238000003780 insertion Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 17
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 235000003283 Pachira macrocarpa Nutrition 0.000 description 1
- 241001083492 Trapa Species 0.000 description 1
- 235000014364 Trapa natans Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 235000009165 saligot Nutrition 0.000 description 1
Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention belongs to clamping workpiece technical fields, disclose a kind of positioning compression structure, it includes working plate and positioning pin, the working plate is provided with first positioning hole, one end of the positioning pin sequentially passes through the second location hole of workpiece and the first positioning hole of the working plate, the other end of the positioning pin are resisted against the workpiece；The positioning compression structure further includes compressing member, and one end of the compressing member passes through the positioning pin and is threadedly connected to the working plate, and the other end is resisted against the positioning pin.The invention also discloses a kind of positioning tools including above-mentioned positioning compression structure.The present invention can compress while positioning finger setting, can be avoided workpiece and collide with damage and positioning pin damage, and compacted position is consistent with alignment pin position, and operating process facilitates.
Description
Technical field
The present invention relates to clamping workpiece technical field more particularly to a kind of positioning compression structure and positioning tools.
Background technique
In field of machining, many products are the processing for needing point multiple working procedure processing that could complete entire workpiece, are
Guarantee that the machining accuracy of product meets layout design required precision, the pin hole or design on workpiece can be utilized between process
Technique pin hole, to guarantee the precision and consistency of clamping.
Common clamping method is to be aligned the location hole of workpiece with the location hole of working plate, and it is fixed to be inserted into a pair of of positioning pin
Position is then compressed by hold-down mechanism, is secured the workpiece against on working plate.This mode is suitble to the clamping to small part, for
Large-scale workpiece, farther out due to two position of positioning hole, and positioning and clamping generally can not be operated simultaneously, be positioned in insertion
When finger setting, workpiece is set to be easy to happen movement due to not clamping in time, operating process is extremely inconvenient, is easy to make workpiece
Collide with or damage positioning pin.In addition, part workpiece, since by workpiece, this body structure is limited, compacted position can only and position
Position consistency is sold, it is more difficult for the Fixture Design of this kind of workpiece.
Summary of the invention
The purpose of the present invention is to provide a kind of positioning compression structure and positioning tools, can be at positioning pin to workpiece clamp
Tightly, easy to operate.
For this purpose, the present invention uses following technical scheme：
A kind of positioning compression structure, including working plate and positioning pin, the working plate is provided with first positioning hole, described fixed
One end of position pin sequentially passes through the second location hole of workpiece and the first positioning hole of the working plate, the positioning pin it is another
One end is resisted against the workpiece；
The positioning compression structure further includes compressing member, and one end of the compressing member passes through the positioning pin and is threadedly coupled
In the working plate, the other end is resisted against the positioning pin.
Preferably, the first positioning hole is blind hole, the inner face of the blind hole is provided with to be cooperated with the compressing member
Threaded hole.
Preferably, the working plate includes support plate and the connecting plate for being connected to the support plate, first positioning
Hole is set to the connecting plate and is through-hole, and the threaded hole with compressing member cooperation is provided in the support plate.
Preferably, the connecting plate passes through the connecting plate by several and is threadedly connected to the spiral shell of the support plate
Nail is connected to the support plate and the pin by sequentially passing through the connecting plate and the support plate is positioned at the support
Plate.
Preferably, the central axis of the compressing member is aligned with the central axis of the positioning pin.
Preferably, the positioning pin includes insertion end and abutment end, the abutment end is provided with step surface, the step
It face can be against the workpiece.
Preferably, the insertion end cross sectional shape of the positioning pin is round, rectangular or diamond shape.
Preferably, the area of section of the insertion end of the positioning pin is gradually reduced along its direction of insertion.
Preferably, being provided with annular knurl on the circumferential surface of the abutment end of the positioning pin.
The present invention also provides a kind of positioning tool, the positioning tool includes the positioning compression structure.
Beneficial effect：
The present invention is provided with first positioning hole on working plate, and workpiece is equipped with second location hole, and positioning pin passes through second
Location hole is simultaneously inserted into first positioning hole realization workpiece positioning, meanwhile, the present invention is additionally provided with compressing member, and one end of compressing member passes through
Positioning pin is simultaneously threadedly connected to working plate, by tightening the compressing member, is able to drive positioning pin and compresses workpiece, workpiece is pressed in
On working plate.The present invention can compress while positioning finger setting, can be avoided workpiece collide with damage and positioning pin damage
It is bad, and compacted position is consistent with alignment pin position, and operating process is convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the positioning compression structure of the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of the positioning pin of positioning compression structure of the present invention；
Fig. 3 is the structural schematic diagram of the positioning compression structure of the embodiment of the present invention two；
Fig. 4 is the structural schematic diagram of the connecting plate of positioning compression structure of the present invention.
In figure：
80, workpiece；
1, working plate；11, support plate；12, connecting plate；101, first positioning hole；102, threaded hole；121, screw hole；
122, pin hole；
2, positioning pin；21, insertion end；22, abutment end；221, step surface；
3, compressing member；31, annular knurl.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment one
A kind of positioning compression structure is present embodiments provided, as shown in Figs. 1-2, including working plate 1, positioning pin 2 and compression
Part 3, wherein working plate 1 is provided with first positioning hole 101, there is corresponding with first positioning hole 101 on workpiece 80 to be mounted
Two location holes, by the first positioning hole 101 of the second location hole of workpiece 80 and working plate 1 to after just, one end of positioning pin 2 is (i.e.
Insertion end 21) second location hole of workpiece 80 and the first positioning hole 101 of working plate 1 are sequentially passed through, realize workpiece 80 and tooling
The positioning of plate 1, after positioning pin 2 is inserted into, the other end (i.e. abutment end 22) of positioning pin 2 is resisted against workpiece 80.At this point, in positioning pin
2 abutment end 22, which applies towards the active force of workpiece 80, to realize compression to workpiece 80.Specifically, positioning pin 2 is along its own
Axis direction is provided with through hole, and one end of compressing member 3 passes through the through hole of positioning pin 2 and is threadedly connected to working plate 1, another
End is resisted against positioning pin 2, drives positioning pin 2 to compress workpiece 80 to realize the clamping to workpiece 80 by tightening compressing member 3.
The positioning compression structure can be compressed while positioning pin 2 positions, and be can be avoided workpiece 80 and collided with damage
And positioning pin 2 damages, and compacted position and 2 position consistency of positioning pin, operating process is convenient.It should be pointed out that the present invention
Strong operability be, when to workpiece 80 carry out clamping when, positioning pin 2 can be pierced into first to the second location hole of workpiece 80,
Then compressing member 3 is penetrated into positioning pin 2, then installs the composite structure of workpiece 80, positioning pin 2,3 three of compressing member to tooling
On plate 1.While positioning pin 2 is inserted into first positioning hole 101 of working plate 1, by tightening compressing member 3, make positioning pin 2 gradually
It is mobile to the extended spot of first positioning hole 101, it realizes positioning and is carried out simultaneously with compression, it is simple and convenient in operation.
In the present embodiment, first positioning hole 101 is blind hole, and one end that compressing member 3 is cooperatively connected with working plate 1 is provided with
External screw thread, the inner face of blind hole are provided with the threaded hole 102 cooperated with compressing member 3, and compressing member 3 is penetrating first positioning hole 101
Rear thread is connected to the threaded hole 102.The central axis of compressing member 3 is aligned with the central axis of positioning pin 2.It can make compressing member
The pressing force concentration of 3 pairs of positioning pins 2 acts at the center of positioning pin 2, guarantees the stability of pressing force.
In order to realize steadily being resisted against on workpiece 80 of positioning pin 2, the abutment end 22 of positioning pin 2 is provided with step surface
221, it is contacted, is steadily resisted against on workpiece 80 with workpiece 80 by the step surface 221.The circumferential surface of the abutment end 22 of positioning pin 2
On be provided with annular knurl 31, when in use, operator on the other hand hold positioning pin 2 annular knurl 31 at, the other hand screws compressing member 3,
The friction between hand can be increased by the way that annular knurl 31 is arranged, positioning pin 2 is avoided to follow compressing member 3 one when compressing member 3 screws
Rotation is played, so that its abutment end 22 causes to scratch to 80 surface of workpiece.
In the present embodiment, 21 cross sectional shape of insertion end of positioning pin 2 is circle, correspondingly, the shape of first positioning hole 101
Shape is matched round hole.It is interference fit between positioning pin 2 and first positioning hole 101, since round hole is easy to process,
The accuracy of processing is high, can guarantee the accuracy of positioning.21 cross sectional shape of insertion end of positioning pin 2 may be rectangular or water chestnut
The other shapes such as shape, the shape of corresponding first positioning hole 101 are matched square hole or diamond hole.
In the present embodiment, the insertion end 21 of positioning pin 2 can be area of section column knot all the same in the axial direction
Structure is also possible to its area of section and is gradually reduced along its direction of insertion, and corresponding first positioning hole 101 and second location hole are
Matched shape can be convenient for positioning when the area of section of the insertion end 21 of positioning pin 2 is gradually reduced along its direction of insertion
Pin 2 is inserted into first positioning hole 101, operates easier.
The present embodiment additionally provides a kind of positioning tool, which includes above-mentioned positioning compression structure.Specifically, work
Part 80 is equipped at least two second location holes, which includes at least two above-mentioned positioning compression structures, by above-mentioned
Positioning compression structure can be compressed while positioning pin 2 positions, can be avoided workpiece 80 and collide with damage and positioning pin 2
Damage, and compacted position and 2 position consistency of positioning pin, operating process are convenient.
At least two positioning pins 2 and compressing member 3 when in use, are first threaded through on workpiece 80 by the positioning tool, then will
Positioning pin 2 is inserted into the first positioning hole 101 on working plate 1, and is gradually positioned workpiece 80 simultaneously by way of tightening compressing member 3
It is pressed on working plate 1.By the positioning and compression to 80 at least two position of workpiece, it can guarantee that workpiece 80 is accurately located
It is compressed on working plate 1 and securely.
Embodiment two
A kind of positioning compression structure is present embodiments provided, as shown in Figure 3-4, what is different from the first embodiment is that in this reality
It applies in example, working plate 1 includes that support plate 11 and the connecting plate 12 for being connected to support plate 11, first positioning hole 101 are set to connection
Plate 12 and be through-hole, the threaded hole 102 cooperated with compressing member 3 is provided in support plate 11.Connecting plate 12 is equipped with several screws
Hole 121, passes through screw hole 121 by several and is threadedly connected to the screw of support plate 11 and be connected to support plate 11；Connecting plate
Several pin holes 122 are additionally provided on 12, the pin by sequentially passing through pin hole 122 and support plate 11 is positioned at support plate 11,
It ensure that positioning of the connecting plate 12 in support plate 11 is reliable and is bonded.
It is removably connected to the connecting plate 12 of support plate 11 by being arranged, can be used for multiple times in connecting plate 12, first determines
Position is replaced when hole 101 is worn, precision is not high, since connecting plate 12 is smaller for support plate 11, replacement at
This is lower, can save processing cost.
The other parts of the positioning compression structure of the present embodiment are the same as example 1, and this will not be repeated here.
The present embodiment additionally provides a kind of positioning tool, which includes above-mentioned positioning compression structure.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of positioning compression structure, including working plate (1) and positioning pin (2), which is characterized in that working plate (1) setting
Have first positioning hole (101), one end of the positioning pin (2) sequentially pass through workpiece (80) second location hole and the working plate
(1) other end of the first positioning hole (101), the positioning pin (2) is resisted against the workpiece (80)；
The positioning compression structure further includes compressing member (3), and one end of the compressing member (3) passes through the positioning pin (2) and spiral shell
Line is connected to the working plate (1), and the other end is resisted against the positioning pin (2).
2. positioning compression structure according to claim 1, which is characterized in that the first positioning hole (101) is blind hole, institute
The inner face for stating blind hole is provided with the threaded hole (102) cooperated with the compressing member (3).
3. positioning compression structure according to claim 1, which is characterized in that the working plate (1) includes support plate (11)
And be connected to the connecting plate (12) of the support plate (11), the first positioning hole (101) be set to the connecting plate (12) and
For through-hole, the threaded hole (102) with the compressing member (3) cooperation is provided on the support plate (11).
4. positioning compression structure according to claim 3, which is characterized in that the connecting plate (12) is passed through by several
The connecting plate (12) and the screw for being threadedly connected to the support plate (11) be connected to the support plate (11) and by according to
The secondary pin across the connecting plate (12) and the support plate (11) is positioned at the support plate (11).
5. positioning compression structure according to claim 1, which is characterized in that the central axis of the compressing member (3) and institute
State the central axis alignment of positioning pin (2).
6. positioning compression structure according to claim 1, which is characterized in that the positioning pin (2) includes insertion end (21)
And abutment end (22), the abutment end (22) are provided with step surface (221), the step surface (221) can be against the workpiece
(80)。
7. positioning compression structure according to claim 6, which is characterized in that the insertion end of the positioning pin (2)
(21) cross sectional shape is round, rectangular or diamond shape.
8. positioning compression structure according to claim 6, which is characterized in that the insertion end (21) of the positioning pin (2)
Area of section is gradually reduced along its direction of insertion.
9. positioning compression structure according to claim 6, which is characterized in that the abutment end of the positioning pin (2)
(22) annular knurl (31) are provided on circumferential surface.
10. a kind of positioning tool, which is characterized in that including the positioning compression structure as described in claim 1-9 is any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810637100.3A CN108818030A (en) | 2018-06-20 | 2018-06-20 | A kind of positioning compression structure and positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810637100.3A CN108818030A (en) | 2018-06-20 | 2018-06-20 | A kind of positioning compression structure and positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108818030A true CN108818030A (en) | 2018-11-16 |
Family
ID=64142750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810637100.3A Pending CN108818030A (en) | 2018-06-20 | 2018-06-20 | A kind of positioning compression structure and positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108818030A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115740094A (en) * | 2022-12-14 | 2023-03-07 | 深圳市长盈精密技术股份有限公司 | High-temperature hot-pressing tool based on self-adaptive positioning |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1356051A (en) * | 1970-04-30 | 1974-06-12 | King J O | Fastening means for connecting work-pieces together |
| US3916596A (en) * | 1973-02-28 | 1975-11-04 | Hanley Ronald | Joint structure |
| CN102350652A (en) * | 2011-09-23 | 2012-02-15 | 西安理工大学 | Double-pin positioning mechanism |
| CN102777460A (en) * | 2012-06-19 | 2012-11-14 | 无锡市百顺机械厂 | Fixing pin |
| CN203831097U (en) * | 2014-03-05 | 2014-09-17 | 广州华研精密机械有限公司 | Clamp used for machining work-pieces with water openings |
-
2018
- 2018-06-20 CN CN201810637100.3A patent/CN108818030A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1356051A (en) * | 1970-04-30 | 1974-06-12 | King J O | Fastening means for connecting work-pieces together |
| US3916596A (en) * | 1973-02-28 | 1975-11-04 | Hanley Ronald | Joint structure |
| CN102350652A (en) * | 2011-09-23 | 2012-02-15 | 西安理工大学 | Double-pin positioning mechanism |
| CN102777460A (en) * | 2012-06-19 | 2012-11-14 | 无锡市百顺机械厂 | Fixing pin |
| CN203831097U (en) * | 2014-03-05 | 2014-09-17 | 广州华研精密机械有限公司 | Clamp used for machining work-pieces with water openings |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115740094A (en) * | 2022-12-14 | 2023-03-07 | 深圳市长盈精密技术股份有限公司 | High-temperature hot-pressing tool based on self-adaptive positioning |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |