CN209551562U - A kind of symmetrical clamping device - Google Patents
A kind of symmetrical clamping device Download PDFInfo
- Publication number
- CN209551562U CN209551562U CN201920128471.9U CN201920128471U CN209551562U CN 209551562 U CN209551562 U CN 209551562U CN 201920128471 U CN201920128471 U CN 201920128471U CN 209551562 U CN209551562 U CN 209551562U
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- CN
- China
- Prior art keywords
- wedge
- top pillar
- clamping device
- clamp arm
- profiling
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Abstract
The utility model relates to a kind of symmetrical clamping device, which includes clamping element, pedestal and wedge-shaped mandril；Clamping element includes profiling fixture block, big rotary shaft, clamp arm, spring and wedge block；Profiling fixture block and wedge block are separately mounted to clamp arm both ends inside end to end；Two clamp arms pass through big axisymmetry respectively and are mounted on the base；Two clamp arm tail portions are connected by spring；Wedge-shaped mandril includes wedge-shaped top pillar and power executive component；Wedge-shaped top pillar top is together with wedge block snug fit；Power executive component is mounted on the base；Workpiece, which is placed on pedestal, to be located between two clamp arms, and power executive component drives wedge-shaped top pillar to move up and down, and wedge-shaped top pillar drives clamp arm to swing around big rotary shaft by wedge block, profiling fixture block clamp or release workpiece.The utility model structure is simple, fabricates at low cost, the automatic quick despatch of energy, clamping workpiece, easy to operate.
Description
Technical field
The utility model relates to a kind of clamping tools, and in particular to a kind of symmetrical clamping device.
Background technique
Clamping device is to prevent workpiece from generating the dress of displacement or vibration in process for fixing workpiece to be processed
It sets, it is desirable that it is easy to operate, do not change the position of workpiece in clamping process.But general clamping device is that a certain clamping element is solid
Fixed, clamping element in addition is moved it by force transmission mechanism to clamp workpiece；The clamping device of multiple clamping elements is then point
Clamping element is not controlled not individually, it is more difficult to which the accurate center for guaranteeing workpiece is in predetermined position.
Utility model content
To solve the above-mentioned problems in the prior art, the utility model provides a kind of symmetrical clamping device, guarantees
The center of workpiece and the plane of symmetry of clamping device are coplanar, and clamping element profiling workpiece configurations can swing certain angle, make to clamp
Face is bonded workpiece always, accurately to guarantee the position of workpiece.
The specific technical solution of the utility model is as follows:
A kind of symmetrical clamping device, which is characterized in that the clamping device includes clamping element, pedestal and wedge-shaped mandril；
The clamping element includes profiling fixture block, big rotary shaft, clamp arm, spring and wedge block；The profiling fixture block and
The wedge block is separately mounted to clamp arm both ends inside end to end；Two clamp arms pass through the big rotation respectively
Axial symmetry is mounted on the base；Two clamp arm tail portions are connected by the spring；
Wedge-shaped mandril includes wedge-shaped top pillar and power executive component；It is close to match with the wedge block in the wedge shape top pillar top
It is combined；The power executive component is mounted on the base；
Workpiece, which is placed on the pedestal, to be located between two clamp arms, and the power executive component drives the wedge
Shape top pillar moves up and down, and the wedge shape top pillar drives the clamp arm to swing around the big rotary shaft by the wedge block,
Workpiece described in the profiling fixture block clamp or release.
Further, the clamping element further includes small rotary shaft, and the small rotary shaft is in the profiling fixture block and institute
It states clamp arm to be connected, the profiling fixture block can be swung centered on the small rotary shaft.
Further, the clamping element further includes transition link block, and the transition link block is mounted on the clamp arm
Head, the clamp arm install the profiling fixture block by the transition link block.
Further, the clamping element further includes limit plate, and the limit plate is fixed on the base, is located at two
Between the tail portion of the clamp arm.
Further, the pedestal includes mounting plate and profiling frame；The profiling frame is mounted on the mounting plate, and two
The clamp arm is symmetrical arranged in profiling frame two sides, and the big rotary shaft is fixedly mounted on the corresponding position of the mounting plate
On；The workpiece is placed on the profiling frame.
Further, the pedestal further includes multiple support shafts, and multiple support shafts are installed along the profiling frame shape
Among the profiling frame on different location.
Further, the pedestal further includes bedframe, and the mounting plate is mounted among the bedframe.
Further, the wedge-shaped mandril further includes spacing collar, and the spacing collar is mounted on the wedge-shaped top pillar, is located at
Below the mounting plate, the spacing collar moves up and down together with the wedge-shaped top pillar, and the spacing collar limits the wedge shape top
The length that column stretches out.
Further, position of the spacing collar on the wedge-shaped top pillar can adjust.
Further, the wedge-shaped mandril further includes top pillar set, and the top pillar set is mounted on the mounting plate；The wedge
Shape top pillar moves up and down in the top pillar covers.
The utility model has the beneficial effects that
The utility model structure is simple, fabricates at low cost, the automatic quick despatch of energy, clamping workpiece, easy to operate.Folder
Tight device profiling workpiece need to clamp the shape at position, and can be rocked to suitable angle, have certain flexible effect, make to clamp
Element is close to workpiece；The clamp arm on both sides swings identical angle inwardly simultaneously to clamp workpiece, symmetrically clamps workpiece, makes workpiece
Median plane it is coplanar with the median plane of clamping device, the accurate position for guaranteeing workpiece.
Detailed description of the invention
Fig. 1 is the symmetrical clamping device structure chart of the utility model；
Fig. 2 is that clamping element looks up three-dimensional structure diagram in the utility model；
Fig. 3 is clamping element top perspective structure chart in the utility model；
Fig. 4 is the utility model in the base structure chart；
Fig. 5 is wedge-shaped push rod structure figure in the utility model.
Wherein: 100- clamping element, the small rotary shaft of 101-, 102- profiling fixture block, the big rotary shaft of 103-, 104- transition connection
Block, 105- limit plate, 106- clamp arm, 107- spring, 108- wedge block, 200- pedestal, 201- bedframe, 202- installation
Plate, 203- profiling frame, 204- support shaft, 300- wedge shape mandril, 301- wedge shape top pillar, 302- top pillar set, 303- spacing collar,
304- power executive component.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the application, below with reference to specific embodiment
The utility model is described in further details with attached drawing.
The positional terms such as the upper, lower, left, right, front and rear in present specification be positional relationship based on the figure and
It establishes.Attached drawing is different, then corresponding positional relationship is also possible to change therewith, therefore cannot be interpreted as with this to protection model
The restriction enclosed.
In the present invention, term " installation ", " connected ", " connecting ", " connection ", " fixation " etc. be shall be understood in a broad sense, for example, can
It to be to be fixedly connected, may be a detachable connection, be also possible to be integrally connected, be also possible to be mechanically connected, be also possible to
Electrical connection can be in communication with each other, and be also possible to be directly connected to, be also possible to be indirectly connected with by intermediary, can be two
Connection inside component is also possible to the interaction relationship of two components.For those of ordinary skill in the art and
Speech, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
The present embodiment describes a kind of symmetrical clamping device, as shown in Figure 1, the clamping device includes clamping element 100, bottom
Seat 200 and wedge-shaped mandril 300, clamping element 100 and wedge-shaped mandril 300 are installed on pedestal 200.
As shown in Figures 2 and 3, clamping element 100 is by small rotary shaft 101, profiling fixture block 102, big rotary shaft 103, transition
Link block 104, limit plate 105, clamp arm 106, spring 107, wedge block 108 form, in addition to limit plate 105 and spring 107 its
Yu Jun is to be symmetrical arranged in pairs.
Two clamp arms 106 are symmetrically mounted on pedestal 200 by big rotary shaft 103 respectively, and clamp arm 106 is to rotate greatly
It can freely swing centered on axis 103.Transition link block 104 is mounted on 106 head of clamp arm, in 104 side of transition link block
Also there is a convex block stretched out inwardly, profiling fixture block 102 has square hole, and convex block is inserted into the square hole of profiling fixture block 102
In, profiling fixture block 102 is mounted on the convex block of 104 inside of transition link block by small rotary shaft 101.Small rotary shaft 101 passes through
Positioning pin is connected with profiling fixture block 102, and profiling fixture block 102 can swing certain angle centered on small rotary shaft 101, makes profiling
Fixture block 102 can be close to the corresponding face of workpiece.Limit plate 105 is fixed on pedestal 200, positioned at the tail portion of two clamp arms 106
Between, the angle that is inwardly swung for limiting 106 tail portion of clamp arm.The tail portion of two clamp arms 106 is connected by spring 107,
Spring 107 is located at 105 side of limit plate, under spring force, two opposed, inwardly directed swings in 106 tail portion of clamp arm, head
It is flared out.Wedge block 108 is mounted on the tail inner side of clamp arm 106, and clamping element 100 is pushed up by wedge type block 108 and wedge shape
Bar 300 connects.
As shown in figure 4, pedestal 200 is made of bedframe 201, mounting plate 202, profiling frame 203 and support shaft 204.Peace
Loading board 202 is mounted among bedframe 201, and the big rotary shaft 103 and limit plate 105 in clamping element 100 are fixedly mounted on
On the corresponding position of mounting plate 202.Profiling frame 203 is fixedly mounted on mounting plate 202, and two clamp arms 106 are in profiling frame 203
Two sides are symmetrical arranged, and 203 contour structures of profiling frame are set according to clamped workpiece configurations.Multiple support shafts 204 are along profiling frame
203 shapes are mounted on the intermediate different location of profiling frame 203, and multiple 204 top surfaces of support shaft are formed by profile and required support
Workpiece to be supported face appearance profile consistent.It is placed on profiling frame 203 and support shaft 204 and is clamped workpiece, support shaft 204 rises
To support workpiece effect.
As shown in figure 5, wedge-shaped mandril 300 includes that wedge-shaped top pillar 301, top pillar set 302, spacing collar 303 and power execute member
Part 304.Wedge-shaped top pillar 301 is connected in top pillar set 302 with the output shaft of power executive component 304, wedge-shaped 301 top of top pillar tool
There is wedge-shaped part, wedge-shaped part matches with 108 shape of wedge block, and wedge-shaped top pillar 301 passes through in wedge-shaped part and clamping element 100
108 snug fit of wedge block is together.Top pillar set 302 is fixedly mounted on mounting plate 202 by the mounting hole of mounting plate 202.
Power executive component 304 is mounted on pedestal 200, including control switch and output shaft, and control switch is for controlling power execution
The opening and closing of element 304 and stretching, the retract action of output shaft.Power executive component 304 can push wedge-shaped top pillar by output shaft
301 freely slide up and down in top pillar set 302, and then wedge-shaped top pillar 301 is made to drive clamp arm 106 by two wedge blocks 108
Tail portion is accordingly symmetrically opened to two sides or is inwardly swung, to realize 102 clamp or release workpiece of profiling fixture block.Spacing collar 303 is pacified
On wedge-shaped top pillar 301, it is located at 202 lower section of mounting plate, spacing collar 303 moves up and down together with wedge-shaped top pillar 301, limits
Circle 303 moves up and down between initial position and mounting plate 202, to limit the extension elongation of wedge-shaped top pillar 301.
Power executive component 304 in original state, wedge-shaped mandril 300 is in retracted mode, and wedge-shaped top pillar 301 is in
Lowest positions；Under the spring-force driven dual of spring 107,106 tail portion of clamp arm is inwardly swung in clamping element 100, clamp arm
106 heads are flared out；Workpiece is placed on the profiling frame 203 and support shaft 204 in pedestal 200, starts power executive component
304 control switch, 304 output shaft of power executive component push wedge-shaped top pillar 301 to stretch out upwards, wedge-shaped 301 top of top pillar
Wedge-shaped part by push clamping element 100 in wedge block 108 drive clamp arm 106 around big 103 tail portion of rotary shaft outward, head
Portion is inwardly swung, and promotes profiling fixture block 102 to be close to the clamped face of workpiece, to clamp workpiece.After the completion of work pieces process, power
Executive component 304 drives wedge-shaped top pillar 301 to retract downwards, so that wedge-shaped top pillar 301 is detached from wedge block 108, in the spring of spring 107
Under power effect, 106 tail portion of clamp arm is inwardly swung in clamping element 100, and head is flared out, and unclamps workpiece.Power is closed to hold
The control switch of units 304 completes the working cycles of a clamping workpiece.
In clamping work, since profiling fixture block 102 can swing certain angle around small rotary shaft 101, it is ensured that outer deformation
The workpiece changed in a certain range can be close to clamp by profiling fixture block 102.Since wedge-shaped top pillar 301 is protruding longer, folder
The angle that tight arm 106 is swung around big rotary shaft 103 is bigger, and the power that profiling fixture block 102 clamps workpiece is bigger, therefore can be according to work
The size of power needed for part adjusts position of the spacing collar 303 on wedge-shaped top pillar 301.In addition, big rotary shaft 103 is in clamp arm
Position on 106 also can adjust, and carrys out 304 motive force of motivation of adjustment executive component with this and is converted to times magnification to workpiece clamp clamp force
Number.
Although the principles of the present invention are described in detail in the preferred embodiment above in conjunction with the utility model,
It should be appreciated by those skilled in the art that above-described embodiment is only the explanation to the exemplary implementation of the utility model, and
The non-restriction to the utility model scope.Details in embodiment does not constitute the limitation to the scope of the utility model, In
Without departing substantially from the utility model spirit and scope in the case where, any equivalent transformation based on technical solutions of the utility model, letter
Single replacement etc. is obvious to be changed, and is all fallen within scope of protection of the utility model.
Claims (10)
1. a kind of symmetrical clamping device, which is characterized in that the clamping device includes clamping element (100), pedestal (200) and wedge
Shape mandril (300)；
The clamping element (100) include profiling fixture block (102), big rotary shaft (103), clamp arm (106), spring (107) and
Wedge block (108)；The profiling fixture block (102) and the wedge block (108) are separately mounted to the clamp arm (106) end to end two
Tip inside；Two clamp arms (106) are symmetrically mounted on the pedestal (200) by the big rotary shaft (103) respectively
On；Two clamp arm (106) tail portions are connected by the spring (107)；
Wedge-shaped mandril (300) includes wedge-shaped top pillar (301) and power executive component (304)；It is described wedge shape top pillar (301) top with
Wedge block (108) snug fit is together；The power executive component (304) is mounted on the pedestal (200)；
Workpiece, which is placed on the pedestal (200), to be located between two clamp arms (106), the power executive component
(304) the wedge-shaped top pillar (301) is driven to move up and down, the wedge shape top pillar (301) drives institute by the wedge block (108)
It states clamp arm (106) to swing around the big rotary shaft (103), workpiece described in profiling fixture block (102) clamp or release.
2. symmetrical clamping device according to claim 1, it is characterised in that it is characterized in that, the clamping element (100)
Further include small rotary shaft (101), the small rotary shaft (101) in the profiling fixture block (102) with the clamp arm (106) phase
Even, the profiling fixture block (102) can be swung centered on the small rotary shaft (101).
3. symmetrical clamping device according to claim 1 or 2, which is characterized in that the clamping element (100) further included
It crosses link block (104), the transition link block (104) is mounted on the clamp arm (106) head, and the clamp arm (106) is logical
It crosses the transition link block (104) and the profiling fixture block (102) is installed.
4. symmetrical clamping device according to claim 1, which is characterized in that the clamping element (100) further includes limit
Plate (105), the limit plate (105) are fixed on the pedestal (200), be located at two clamp arms (106) tail portion it
Between.
5. symmetrical clamping device according to claim 1, which is characterized in that the pedestal (200) includes mounting plate (202)
With profiling frame (203)；The profiling frame (203) is mounted on the mounting plate (202), and two clamp arms (106) are in institute
It states profiling frame (203) two sides to be symmetrical arranged, the big rotary shaft (103) is fixedly mounted on the corresponding positions of the mounting plate (202)
It sets；The workpiece is placed on the profiling frame (203).
6. symmetrical clamping device according to claim 5, which is characterized in that the pedestal (200) further includes multiple supports
Axis (204), multiple support shafts (204) are mounted on the intermediate difference of the profiling frame (203) along profiling frame (203) shape
On position.
7. symmetrical clamping device according to claim 5 or 6, which is characterized in that the pedestal (200) further includes base frames
Frame (201), it is intermediate that the mounting plate (202) is mounted on the bedframe (201).
8. symmetrical clamping device according to claim 5, which is characterized in that the wedge shape mandril (300) further includes limit
It encloses (303), the spacing collar (303) is mounted on the wedge-shaped top pillar (301), is located at below the mounting plate (202), described
Spacing collar (303) moves up and down together with the wedge-shaped top pillar (301), and the spacing collar (303) limits the wedge-shaped top pillar
(301) length stretched out.
9. symmetrical clamping device according to claim 8, which is characterized in that the spacing collar (303) is on the wedge shape top
Position on column (301) can adjust.
10. symmetrical clamping device according to claim 5, which is characterized in that the wedge shape mandril (300) further includes top pillar
It covers (302), the top pillar set (302) is mounted on the mounting plate (202)；The wedge shape top pillar (301) is in the top pillar set
(302) it moves up and down in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920128471.9U CN209551562U (en) | 2019-01-24 | 2019-01-24 | A kind of symmetrical clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920128471.9U CN209551562U (en) | 2019-01-24 | 2019-01-24 | A kind of symmetrical clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209551562U true CN209551562U (en) | 2019-10-29 |
Family
ID=68307646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920128471.9U Expired - Fee Related CN209551562U (en) | 2019-01-24 | 2019-01-24 | A kind of symmetrical clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209551562U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193622A (en) * | 2019-06-03 | 2019-09-03 | 邵东智能制造技术研究院有限公司 | A kind of milling bracket groove equipment |
-
2019
- 2019-01-24 CN CN201920128471.9U patent/CN209551562U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193622A (en) * | 2019-06-03 | 2019-09-03 | 邵东智能制造技术研究院有限公司 | A kind of milling bracket groove equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191230 Address after: 510030 yard 729 Dongfeng East Road, Yuexiu District, Guangzhou City, Guangdong Province Co-patentee after: Guo Chaohua Patentee after: Cheng Yongqi Co-patentee after: Xiao Fanping Address before: 528225 room 219, building B, phase I, Nanhai industrial think tank City, Taoyuan Road, software park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee before: Foshan Zhengqi Intelligent Equipment Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 Termination date: 20210124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |