CN208304867U - A kind of frock clamp - Google Patents
A kind of frock clamp Download PDFInfo
- Publication number
- CN208304867U CN208304867U CN201820877800.5U CN201820877800U CN208304867U CN 208304867 U CN208304867 U CN 208304867U CN 201820877800 U CN201820877800 U CN 201820877800U CN 208304867 U CN208304867 U CN 208304867U
- Authority
- CN
- China
- Prior art keywords
- block
- gripping block
- wedge
- gripping
- frock clamp
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 19
- 239000007937 lozenge Substances 0.000 claims description 10
- 230000002950 deficient Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to field of fixtures, specifically disclose a kind of frock clamp, including chuck body, the chuck body includes the first gripping block, and the second gripping block for being oppositely arranged and capable of being moved to the direction close to or far from first gripping block with first gripping block；First gripping block, which is used to clamp in the region for being used to clamp workpiece in the region of workpiece with second gripping block, is equipped with several protrusions.The present embodiment passes through setting protrusion, reduce the contact area between workpiece and the first gripping block, the second gripping block, when one timing of pressure, forced area is smaller, pressure in unit area is bigger, i.e. the function and effect of pressure are bigger, and workpiece is clamped and is not easy to shake, machining accuracy is improved, the fraction defective and production cost of processing are reduced.
Description
Technical field
The utility model relates to field of fixtures more particularly to a kind of frock clamps.
Background technique
Existing frock clamp in such a way that two parts cooperate by Workpiece clamping, specifically, frock clamp includes fixing
Portion and moving portion, workpiece is placed between fixed part and moving portion, mobile by Workpiece clamping to fixed part by driving moving portion
Between fixed part and moving portion.
When engineering machinery accessory is processed, it will to be usually used for the blank of the spray of process engineering mechanical fitting
Face is directly contacted with fixed part, moving portion, and spray is clamped between fixed part and moving portion.But using aforesaid way into
The problem of when row is fixed, usually there is a problem of that clamping force is inadequate, it is long to easily lead to the clamping time, and is easily shaken when processing, shadow
Machining accuracy is rung, fraction defective increases, and improves production cost.
Utility model content
The purpose of this utility model is to provide a kind of frock clamps to reduce the clamping time to improve clamping force, reduces folder
Fraction defective and production cost when tight.
For this purpose, the utility model uses following technical scheme:
A kind of frock clamp, including chuck body, the chuck body include the first gripping block, and are clamped with described first
The second gripping block that block is oppositely arranged and can move to the direction close to or far from first gripping block；Described first clamps
Block, which is used to clamp in the region for being used to clamp workpiece in the region of workpiece with second gripping block, is equipped with several protrusions.
Further, the protrusion is dentalation.
It further, further include pedestal, the pedestal is equipped at least two chuck bodies.
Further, the chuck body further includes for driving second gripping block to close to first gripping block
Direction movement driving assembly.
Further, the driving component includes:
Limited block is fixedly arranged on the pedestal；
Wedge block, one end are connected to second gripping block, and the one end for being equipped with lozenges is slidably inserted into the limit
In block；
Drive rod, for driving the wedge block that second gripping block is pushed to clamp Block direction fortune to close to described first
It is dynamic.
Further, the drive rod is threadedly coupled with the limited block.
Further, second gripping block side opposite with the first gripping block is equipped with reset assembly, the reset group
Part includes the restoring board for being fixedly arranged on the pedestal, and one end is connected to the restoring board and the other end is inserted into second gripping block
Reset post, and the first back-moving spring being sheathed in the reset post, the first back-moving spring are located in restoring board and described
Between second gripping block and it is in compressive state.
Further, the wedge block includes the first wedge block, and can be moved up and down relative to first wedge block
The second wedge block, the wedge-shaped face contact setting of the lozenges of first wedge block and the second wedge block, the drive rod energy
First wedge block is enough driven so that first wedge block is successively pushed second wedge along the axial movement of the drive rod
Shape block, the second gripping block are moved to the direction close to first gripping block.
Further, second wedge block is equipped between the end face and the limited block of one end of the drive rod
Second back-moving spring, the second back-moving spring are in compressive state.
Further, second gripping block includes the fixed part on the pedestal, and sliding is set to the fixation
The clamping section in portion；The restoring board is fixed in the fixed part, and the reset post is inserted into the clamping section setting；The wedge block
It is connected to the clamping section.
The utility model has the beneficial effects that the utility model by setting protrusion, reduces workpiece and the first gripping block, the
Contact area between two gripping blocks, when one timing of pressure, forced area is smaller, and the pressure in unit area is bigger, i.e. pressure
Function and effect it is bigger, workpiece is clamped and is not easy to shake, improves machining accuracy, reduces the fraction defective of processing
And production cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of frock clamp described in the utility model；
Fig. 2 is the partial enlargement diagram in Fig. 1 at I；
Fig. 3 is the connection schematic diagram of reset assembly and fixed part described in the utility model；
Fig. 4 is the structural schematic diagram of clamping section described in the utility model；
Fig. 5 is the top view of Fig. 1；
Fig. 6 is the A of Fig. 5 to cross-sectional view；
Fig. 7 is the connection schematic diagram of reset assembly described in the utility model and the second gripping block.
In figure:
1, the first gripping block；2, the second gripping block；21, fixed part；211, sliding slot；22, clamping section；221, sliding rail；
3, clamping column；31, raised；4, pedestal；
5, driving assembly；51, limited block；511, the first limited block；512, the second limited block；5121, through-hole；52, wedge-shaped
Block；521, the first wedge block；5211, the first groove；5212, the second groove；522, the second wedge block；53, drive rod；
6, reset assembly；61, restoring board；62, reset post；
7, second back-moving spring；8, workpiece；9, positioning column.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer,
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It is understood that
Specific embodiment described herein is used only for explaining the utility model, rather than the restriction to the utility model.In addition it also needs
It is noted that illustrating only part relevant to the utility model for ease of description, in attached drawing and not all.
As depicted in figs. 1 and 2, a kind of frock clamp, including chuck body, the chuck body packet are present embodiments provided
The first gripping block 1 is included, and is oppositely arranged with first gripping block 1 and can be to close to or far from first gripping block 1
Second gripping block 2 of direction movement；First gripping block 1 is used to clamp in the region of workpiece 8 and second gripping block 2 is used
In clamp workpiece 8 region in be equipped with several raised 31.
The present embodiment reduces the contact between workpiece 8 and the first gripping block 1, the second gripping block 2 by setting protrusion 31
Area, when one timing of pressure, forced area is smaller, and the pressure in unit area is bigger, i.e. the function and effect of pressure are bigger, so that
Workpiece 8 can be clamped and be not easy to shake, and improve machining accuracy, reduce the fraction defective and production cost of processing.
Above-mentioned frock clamp further includes pedestal 4, and the pedestal 4 is equipped at least two chuck bodies, the present embodiment
In, it is set on pedestal 4 there are two chuck body.Wherein, first gripping block 1 is fixedly arranged on the pedestal 4, the second gripping block 2
The clamping section 22 of the fixed part 21 is set to including the fixed part 21 being set on the pedestal 4, and sliding.Specifically, such as Fig. 3 and
Shown in Fig. 4, fixed part 21 is equipped with sliding slot 211, and clamping section 22 is equipped with the sliding rail 221 cooperated with sliding slot 211, passes through sliding slot
Opposite sliding between 211 and the cooperation realization fixed part 21 and clamping section 22 of sliding rail 221.
First gripping block 1 is used to clamp in the region of workpiece 8 and the clamping section 22 is used to clamp the region of workpiece 8
It is inside equipped at least one clamping column 3, each clamping column 3 is equipped with several raised 31, the first gripping block 1 and folder in the present embodiment
Be all provided in tight portion 22 there are two clamping column 3, referring to Fig. 2, above-mentioned raised 31 preferably dentalations, the protrusion 31 of dentalation and
Contact area between workpiece 8 is small, so that workpiece 8 is easily clamped, is not easy to shake.
As shown in figure 5, positioning column 9 is equipped on the first gripping block 1 and clamping section 22, the specific location that positioning column 9 is arranged
It is determined according to the shape of workpiece to be clamped 8 and size.Workpiece 8 to be clamped is the processing of engineering machinery accessory in the present embodiment,
Clamping column 3 be set to the first gripping block 1 and clamping section 22 upper surface, the U-shaped structure of the first gripping block 1 and clamping section 22, when
It so can also be other structures, mainly for avoiding workpiece 8, provide accommodation space for workpiece 8.
As shown in Figure 5 and Figure 6, above-mentioned chuck body further includes for driving second gripping block 2 to close to described the
The driving assembly 5 of the direction movement of one gripping block 1, driving assembly 5 are set to the side that the second gripping block 2 deviates from the first gripping block 1.
The driving component 5 includes the limited block 51 for being fixedly arranged on pedestal 4, and one end is connected to the wedge block 52 of the second gripping block 2, and is used for
Driving wedge block 52 pushes the second gripping block 2 to the drive rod 53 moved close to 1 direction of the first gripping block.
Specifically, limited block 51 includes the first limited block 511 for being fixed on pedestal 4 and being equipped with the first groove 5211, wedge shape
The sliding of block 52 is set in the first groove 5211, and limited block 51 further includes for limiting wedge block 52 in above-mentioned first groove 5211
The second interior limited block 512, the second limited block 512 are located at the top of the first limited block 511.Second limited block 512 be equipped with
The through-hole 5121 of first groove 5211 connection, the central axis of above-mentioned through-hole 5121 are vertically arranged and are threaded hole.
Wedge block 52 includes the first wedge block 521, and can move up and down relative to first wedge block 521 second
Wedge block 522, one end of the first wedge block 521 are connected to clamping section 22, and the other end is equipped with lozenges and the first groove of insertion
In 5211, the wedge-shaped face contact of the lozenges of first wedge block 521 and the second wedge block 522 is arranged.
Drive rod 53 is screw rod or bolt, and one end is through through-hole 5121 and presses on the second wedge block 522, described in insertion
Limited block 51 is interior and can act on the upper surface of second wedge block 522.
Second wedge block 522 is between the end face of one end and the bottom surface of the first groove 5211 of the drive rod 53
Equipped with second back-moving spring 7, second back-moving spring 7 is in compressive state；Specifically, being equipped with the second groove in the first groove 5211
5212,7 one end of second back-moving spring is placed in the second groove 5212, and the other end presses on the lower end surface of the second wedge block 522.It drives
Lever 53 is threadedly engaged with through-hole 5121 and connect, and when screwing drive rod 53 moves down it, drive rod 53 will push second
Wedge block 522 moves down, and the lozenges of the second wedge block 522 will act on the lozenges of the first wedge block 521 to push
One wedge block 521 pushes clamping section 22 connected to it to move to the direction close to the first gripping block 1, so that workpiece 8 is clamped
Between the first gripping block 1 and the second gripping block 2.
As shown in Figure 3 and Figure 7, second gripping block 2 side opposite with the first gripping block 1 is equipped with reset assembly 6, institute
Stating reset assembly 6 includes the restoring board 61 for being fixed in the fixed part 21, and one end is connected to the restoring board 61 and the other end is inserted
Enter the reset post 62 of the clamping section 22, and the first back-moving spring being sheathed in the reset post 62, described first resets bullet
Spring is located between restoring board 61 and the clamping section 22 and in compressive state.
When clamping workpiece 8, since drive rod 53 moves down, so that second back-moving spring 7 is further compressed；Simultaneously
It is moved due to clamping section 22 to the direction close to the first gripping block 1, so that first back-moving spring is further compressed.Unclamping work
It when part 8, reversely screws drive rod 53 and drive rod 53 is moved up, second back-moving spring 7 pushes the second wedge block 522 upwards
It is mobile, while first back-moving spring pushes clamping section 22 that the first wedge block 521 is driven to transport to the side far from the first gripping block 1
It is dynamic, realize the reset of the first wedge block 521 and the second wedge block 522.
By the way that above-mentioned reset assembly 6 and second back-moving spring 7 is arranged, for realizing to the first wedge block 521 and the second wedge
Shape block 522 automatically resets, and improves tooling efficiency.
The present embodiment mainly passes through screws drive rod 53 manually, can also drive 53 turns of drive rod by motor etc. certainly
It is dynamic.Or unthreaded hole is set by through-hole 5121, drive rod 53 is slided relative to through-hole 5121, using cylinder or straight line
Motor etc. drives drive rod 53 to move up and down, and realizes moving up and down automatically for drive rod 53, saves clamping time, improves and clamp effect
Rate.
Embodiment two
The difference between this embodiment and the first embodiment lies in the structure of driving assembly 5 is different, it is multiple that the present embodiment eliminates second
Position spring 7, drive rod 53 and the second wedge block 522 are connected as one, make the second wedge block 522 by screwing drive rod 53
It moves down, then pushes the first wedge block 521 to drive clamping section 22 to close to the first gripping block 1 by the second wedge block 522
Direction movement.
Embodiment three
The difference between this embodiment and the first embodiment lies in the structure of driving assembly 5 is different, the present embodiment eliminates the second wedge
The first wedge block 521 is only arranged in shape block 522, so that the lower end of drive rod 53 directly acts on the lozenges of the first wedge block 521
On, when drive rod 53 moves down, the lower end of drive rod 53 is acted on the lozenges of the first wedge block 521, and then is pushed
First wedge block 521 drives clamping section 22 to move to the direction close to the first gripping block 1.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of frock clamp, including chuck body, the chuck body includes the first gripping block (1) and clamps with described first
The second gripping block (2) that block (1) is oppositely arranged and can move to the direction close to or far from first gripping block (1)；Its
It is characterized in that, first gripping block (1) is used to clamp in the region of workpiece (8) and second gripping block (2) is for clamping
Several raised (31) are equipped in the region of workpiece (8).
2. frock clamp according to claim 1, which is characterized in that the protrusion (31) is dentalation.
3. frock clamp according to claim 1, which is characterized in that it further include pedestal (4), first gripping block (1)
It is fixedly arranged on the pedestal (4), the second gripping block (2) sliding is set on the pedestal (4).
4. frock clamp according to claim 3, which is characterized in that the chuck body further includes for driving described
The driving assembly (5) that two gripping blocks (2) are moved to the direction close to first gripping block (1).
5. frock clamp according to claim 4, which is characterized in that the driving component (5) includes:
Limited block (51) is fixedly arranged on the pedestal (4)；
Wedge block (52), one end are connected to second gripping block (2), and the one end for being equipped with lozenges is slidably inserted into the limit
In position block (51)；
Drive rod (53), for driving the wedge block (52) that second gripping block (2) is pushed to clamp to close to described first
The movement of block (1) direction.
6. frock clamp according to claim 5, which is characterized in that the drive rod (53) and the limited block (51) spiral shell
Line connection.
7. frock clamp according to claim 5, which is characterized in that second gripping block (2) and the first gripping block (1)
Opposite side is equipped with reset assembly (6), restoring board (61) of the reset assembly (6) including being fixedly arranged on the pedestal (4), and one
End is connected to the restoring board (61) and the other end is inserted into the reset post (62) of second gripping block (2), and is sheathed on described
First back-moving spring in reset post (62), the first back-moving spring are located in restoring board (61) and second gripping block
(2) between and it is in compressive state.
8. frock clamp according to claim 5, which is characterized in that the wedge block (52) includes the first wedge block
It (521), and can be relative to the second wedge block (522) of first wedge block (521) up and down motion, first wedge block
(521) the wedge-shaped face contact setting of lozenges and the second wedge block (522), the drive rod (53) can drive described first
Wedge block (521) makes first wedge block (521) successively push second wedge along the axial movement of the drive rod (53)
Shape block (522), the second gripping block (2) are moved to the direction close to first gripping block (1).
9. frock clamp according to claim 8, which is characterized in that second wedge block (522) deviates from the driving
Second back-moving spring (7) are equipped between the end face and the limited block (51) of one end of bar (53), the second back-moving spring (7)
In compressive state.
10. frock clamp according to claim 7, which is characterized in that second gripping block (2) includes being set to the bottom
Fixed part (21) on seat (4), and sliding are set to the clamping section (22) of the fixed part (21)；The restoring board (61) is fixed in
The fixed part (21), the reset post (62) are inserted into clamping section (22) setting；The wedge block (52) is connected to described
Clamping section (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820877800.5U CN208304867U (en) | 2018-06-07 | 2018-06-07 | A kind of frock clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820877800.5U CN208304867U (en) | 2018-06-07 | 2018-06-07 | A kind of frock clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208304867U true CN208304867U (en) | 2019-01-01 |
Family
ID=64710662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820877800.5U Expired - Fee Related CN208304867U (en) | 2018-06-07 | 2018-06-07 | A kind of frock clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208304867U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549143A (en) * | 2019-09-06 | 2019-12-10 | 淮阴工学院 | Clamp for workpiece plane machining |
| CN114310362A (en) * | 2022-01-18 | 2022-04-12 | 苏州明志科技股份有限公司 | Locking mechanism and servo revolving stage |
-
2018
- 2018-06-07 CN CN201820877800.5U patent/CN208304867U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549143A (en) * | 2019-09-06 | 2019-12-10 | 淮阴工学院 | Clamp for workpiece plane machining |
| CN114310362A (en) * | 2022-01-18 | 2022-04-12 | 苏州明志科技股份有限公司 | Locking mechanism and servo revolving stage |
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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: 20190101 |