CN208744613U - A kind of carpenters' clamp - Google Patents
A kind of carpenters' clamp Download PDFInfo
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- CN208744613U CN208744613U CN201821156450.XU CN201821156450U CN208744613U CN 208744613 U CN208744613 U CN 208744613U CN 201821156450 U CN201821156450 U CN 201821156450U CN 208744613 U CN208744613 U CN 208744613U
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- clamp
- active chuck
- carpenters
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Abstract
The utility model relates to a kind of carpenters' clamps, including clamp, the fixed chuck being fixed on clamp and it is movably connected on clamp and can be along the active chuck assembly that clamp moves, clamp is at least spliced by two sections of points of clamps, and dividing between clamp for mutually splicing is connected by clamp attachment device.Clamp is at least spliced by two sections of points of clamps, the length of clamp entirety can be extended after dividing clamp mutually to splice, after dividing clamp splicing, the position of fixed chuck can change on clamp, that is when active chuck assembly is motionless, the distance between fixed chuck and active chuck assembly just will increase, and the maximum pinch distance allowed between fixed chuck and active chuck assembly in this way expands.
Description
Technical field
The utility model relates to a kind of Woodworker clamp, especially a kind of carpenters' clamp that can be lengthened.
Background technique
Woodworker clamp is carpenter's common fixture at work, and currently used Woodworker clamp is all fairly simple, main
If timber and workbench are clamped, it is thickness direction that the direction of clamping is also mostly.
Also some carpenters' clamps are to clamp timber, including clamp and two collets in length direction, but the length of clamp is fixed,
This results in being suitble to the length of clamping shorter, and the length that can be clamped is also regular length, and it is biggish to be not suitable for clamping length
Timber.
Summary of the invention
The utility model provides a kind of carpenters' clamp, and clamp can splice, and the extension of clamp is made after splicing, and collet exists
Spacing distance on clamp increases, to increase the length of clamping.
The utility model the specific technical proposal is: a kind of carpenters' clamp, including clamp, the fixed chuck being fixed on clamp
Be movably connected on clamp and can along the active chuck assembly that clamp moves, clamp at least by two sections of points of clamps splicings and
At dividing between clamp for mutually splicing is connected by clamp attachment device.
Active chuck assembly is movably connected on clamp, forms clamping part between such active chuck assembly and fixed chuck
Position, active chuck assembly can be moved along clamp, and the position of the relatively fixed collet of active chuck assembly can change, thus
Change the clamp distance between active chuck assembly and fixed chuck；When only one traditional clamp, active chuck assembly
The length of maximum distance between fixed chuck also only one clamp, the clamp of the application are at least spliced by two sections of points of clamps
It forms, the length of clamp entirety can be extended after dividing clamp mutually to splice, after dividing clamp to splice, the position of fixed chuck on clamp
It can change, that is to say, that when active chuck assembly is motionless, the distance between fixed chuck and active chuck assembly are just
It will increase, the maximum pinch distance allowed between fixed chuck and active chuck assembly in this way expands.Divide the spelling between clamp
Clamp attachment device to be connected to be attached, clamp attachment device can use plug-in type, and two points of clamp grafting and fixation, or
Person is the end setting collet attachment device of point clamp, directly divides clamp to carry out grafting and fixation with another, can also use
External packaging type is wrapped up after two points of clamp docking in the outside of docking location.
This programme uses the clamp attachment device of plug-in type, preferably, clamp is profile structure, clamp includes bottom branch
Plane is supportted, base support plane median rise forms protrusion, and base support plane two sides are interconnecting piece, is provided in interconnecting piece
Separate and cross circumferentially closed cavity, form active chuck assembly mobile guide portion between two interconnecting pieces, the front of clamp is corresponding
The two sides of base support plane are provided with the turn of bilge to centre bending.Protrusion can be improved the intensity of clamp, and interconnecting piece can be with
For carrying out grafting, the mobile guide portion between interconnecting piece can be used as plug-in position and carry out grafting and the shifting of active chuck
Dynamic channel, turn of bilge can separate to avoid active chuck assembly with clamp, at the same can also be used as movable clamp assembly fixation by
Power position.
Preferably, clamp attachment device includes connecting the lever company of two points of clamps of connecting column and connection of two points of clamps
Device is connect, connecting column is plugged with two points of clamps and fixed by screw, and lever-type connector includes connector, is set to connector
On play wraping plate, connector one end mutually fixes with clamp is divided, and the other end and another point of clamp plug and by wraping plate
Bolt is mutually fixed.Connecting column is mutually inserted with two points of clamps, plays main connection function, and lever-type connector uses the original of lever
Reason, that is to say, that pressed one end of wraping plate, the other end can tilt, and the one end for playing wraping plate passes through bolt and corresponding point of clamp phase
Fixed, when playing wraping plate tilting, bolt is mutually separated with clamp is divided, so that lever-type connector divides with corresponding point of clamp
From a point clamp can be dismantled at this time.
Preferably, connector is provided with inner cavity, plays wraping plate and be set to interior intracavitary and covered by cover board, plays wraping plate one end and connect
It is connected to button, plays wraping plate other end connecting bolt, bolt and wraping plate are perpendicular, play wraping plate close to bolt one end and are connected with bullet
Spring, spring and bolt point have been in wraping plate two sides.Rise wraping plate can be compacted under the action of the spring, after compression, bolt always with
Clamp is divided mutually to fix.
Preferably, the position for corresponding to bolt on connector is provided with pin hole, the end of clamp is divided to be provided with location hole, two
After dividing clamp connection, location hole is coaxial with pin hole, and bolt passes through pin hole under the action of the spring and is inserted into positioning hole.
Preferably, active chuck assembly includes the collet fixed frame being assemblied on point clamp, is set to collet fixed frame
On cam-type rotation clamping component, manipulation rotation clamping component handle and the active chuck that is connected on collet fixed frame.
Active chuck assembly is wanted to move along clamp, and determining again can be constant with respect to the fixed holding position of clamp behind position, cam-type
Rotation clamping component mainly realizes clamping using the characteristic of cam, and cam structure can change active chuck in rotation process
Clamping force between assembly and clamp, to be converted between two states of relaxation and clamping.
Preferably, cam-type rotates the pin shaft that clamping component includes clamp pad and matches with clamp pad, the end of pin shaft
Portion is edge cam structure, i.e. the end face of pin shaft is provided with axial projection portion, and clamp pad surface is provided with axial valley, axial recessed
Active chuck relaxation is realized in portion and the cooperation of axial projection portion, and axial projection portion is separated with axial valley realizes that active chuck is fixed.
Preferably, collet fixed frame two sides are provided with through slot, active chuck, the end of active chuck insertion are inserted into through slot
Portion is provided with notch, is fixed with radial cams on pin shaft, when rotating clamping part clamps, radial cams be transferred in through slot and with
Notch matches.Radial cams can withstand active chuck,
Preferably, there are two salient points for the bottom setting of active chuck, two salient points are symmetrical, active chuck fixed frame
Two sides are provided with the T shape pin of elongation, and the big position of size is in the end of T shape pin, and T shape pin is worn from the position between two salient points
It crosses, the width of T shape pin end is greater than the distance between two salient points.
Preferably, the two sides of collet fixed frame are provided with the clamping section being in contact with clamp, rotational handle, cam
Formula rotation clamping component push collet fixed frame mobile with respect to clamp and increase frictional force thus
Realize that active chuck assembly is fixed.
The beneficial effects of the utility model are: the clamp of the application is at least spliced by two sections of points of clamps, divide clamp phase
The length of clamp entirety can mutually be extended after splicing, after dividing clamp to splice, the position of fixed chuck can change on clamp,
That is when active chuck assembly is motionless, the distance between fixed chuck and active chuck assembly just be will increase, thus
So that the maximum pinch distance between fixed chuck and active chuck assembly expands.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model；
Fig. 2 is the A-A cross-sectional view of structure shown in the utility model Fig. 1；
Fig. 3 is a kind of decomposition diagram of the utility model；
Fig. 4 is a kind of end view for dividing clamp of the utility model；
Fig. 5 is the B-B cross-sectional view of structure shown in the utility model Fig. 1；
Fig. 6 is a kind of structural schematic diagram at active chuck position of the utility model；
Fig. 7 is a kind of structural schematic diagram at clamp pad position of the utility model；
Fig. 8 is a kind of bottom surface structure schematic diagram of active chuck assembly of the utility model；
In figure: 1, fixed chuck, 2, first points of clamps, 3, lever-type connector, 4, active chuck, 5, collet fixed frame,
6, second point of clamp, 7, handle, 8, pin shaft, 9, clamp pad, 10, bolt, 11, gum cover, 12, connector, 13, inner cavity, 14, lid
Plate, 15, spring, 16, button, 17, radial cams, 18, axial valley, 19, inclined-plane, 20, disk, 21, cylinder, 22, notch,
23, cap, 24, through slot, 25, T shape pin, 26, axial projection portion, 27, protrusion, 28, base support plane, 29, interconnecting piece,
30, separate, 31, circumferentially closed cavity, 32, turn of bilge, 33, guide part, 34, connecting column, 35, salient point, 36, wraping plate.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, the utility model will be further described.
Embodiment 1:
As shown in Figures 1 to 8, a kind of carpenters' clamp is fixed on consolidating for clamp both ends including the clamp that segmented is spliced
Clamp head 1 is equipped with gum cover 11 on fixed chuck, is provided with active chuck assembly on clamp, and active chuck assembly can be along
Clamp is mobile and is fixed on the position needed on clamp, and active chuck 4 is provided on active chuck assembly, is nested on active chuck
There is gum cover, active chuck is opposite with fixed chuck to be used to clamping workpiece (referring to Fig. 1 Fig. 2).
The Duan Weifen clamp of clamp splicing is first point of clamp 2 and the respectively using two points of clamps splicings in the present embodiment
Two points of clamps 6, divide the shape and structure of clamp identical, are including the base support planes 28 using profile structure (referring to fig. 4),
Base support plane median rise forms protrusion 27, and base support plane two sides are interconnecting piece 29, be provided in interconnecting piece every
Disconnected 30 and circumferentially closed cavity 31 is crossed, interconnecting piece another part is open cavity, and open cavity is at the bottom position for dividing clamp
Opening is set, forms active chuck assembly mobile guide portion 33 between two interconnecting pieces, the corresponding base support plane in the front of clamp
Two sides are provided with the turn of bilge 32 to centre bending.
Dividing between clamp for mutually splicing is connected using clamp attachment device, and clamp attachment device includes two points of folders of connection
The connecting column 34 of body and the lever-type connector 3 for connecting two points of clamps.Connecting column is two, and the both ends of connecting column are inserted respectively into
In the circumferentially closed cavity of two points of clamps, the shape of connecting column is adapted with the shape of circumferentially closed cavity, after connecting column insertion
It is fixed by screw, threaded hole is provided on connecting column, is provided with connecting hole in partition, from the opening for dividing clamp bottom
It is inserted into screw, screw passes through connecting hole and is screwed into connecting column threaded hole.Lever-type connector includes connector 12, is set to
Wraping plate 36(is played referring to fig. 2 on connector), the upper surface of point clamp is not exposed on the surface of lever-type connector, and the two of connector
End is inserted respectively into the guide part of two points of clamps, the guiding in right end (orientation as shown in Figure 2) and second point of clamp of connector
It is fixed after portion's grafting by screw.Connector left side is provided with inner cavity 13, and inner cavity is closed by cover board 14, interior intracavitary to be provided with
Wraping plate 36, the right positions of cover board are provided with circular hole, and button 16 is equipped in circular hole, and the internal end surface of button is provided with protrusion,
Protrusion and rising is in contact on the right side of wraping plate, the bottom of inner cavity be it is skewed, most deep position is exactly in right positions.Cover board with
It rises and is connected with spring 15 between wraping plate, spring has been in the center-left side position of wraping plate, and the leftward position for playing wraping plate is connected with
Cylindrical bolt 10, bolt vertically play wraping plate, and connector corresponds to and is provided with pin hole at the position of bolt, the bottom of first point of clamp
The position of portion's respective pin hole is provided with location hole, and under the action of the spring, bolt passes through pin hole and is inserted into positioning hole.Cover board
Be internally provided with hollow out, the position of hollow out can just accommodate wraping plate left end, in this way press lower button, rise wraping plate with lever
Mode rotates, and the left end for playing wraping plate drives bolt to be transferred in hollow out, and bolt is mutually separated with the location hole of first point of clamp, is convenient for
Connector is mutually separated with first point of clamp.
Active chuck assembly (referring to Fig. 3 Fig. 5 Fig. 6 Fig. 7 Fig. 8) includes the collet fixed frame 5 being assemblied on point clamp, setting
The handle 7 of clamping component is rotated in the cam-type rotation clamping component on collet fixed frame, manipulation and is connected to collet fixed frame
On active chuck 4.It includes clamp pad 9 and the pin shaft matched with clamp pad 8 that cam-type, which rotates clamping component, and clamp pad is in
The intermediate position of collet fixed frame is provided with pilot hole in clamp pad, and guide post, guide post insertion are provided on collet fixed frame
Into pilot hole, under guide post and the guiding of pilot hole, clamp pad can be mobile relative to collet fixed frame.The bottom of clamp pad
It is arranged fluted, groove is matched with the protrusion of clamp is divided, the presence of groove, so that the thickness at the position up and down of clamp pad is most
Greatly, the bottom connection of clamp pad and guide part touches.
Pin shaft includes the disk 20 of end and the cylinder 21 of vertical clutch disk, and disk is edge cam structure, disk
End face is provided with axial projection portion 26, and axial projection portion is two, and two axial projection portions are symmetrical, the two sides in axial projection portion
For inclined-plane, clamp pad surface is provided with axial valley 18, the fan-shaped shape of axial valley, and axial valley is two, two axial valleys
Symmetrically 180 ° of interval, the two sides of axial valley are provided with inclined-plane, and axial valley corresponds to the protrusion position of clamp, axial recessed
The relaxation of active chuck assembly is realized in portion and the cooperation of axial projection portion, and axial projection portion is separated with axial valley realizes that active chuck is total
At fixation.The hexahedron structure of main body is provided with semicircular fin, the axis of fin and cylinder on one of face of main body
It is parallel.Radial cams 17 is equipped on cylinder, radial cams has hexagonal hole, and hexagonal hole is matched with cylinder, six sides
Half slot is provided on the hole wall in shape hole, half slot is matched with the fin on cylinder.The end of cylinder is mutually fixed with handle, hand
Handle includes handle main body and the cap for being interlocked fixed with handle main body 23, and the front end of handle main body is provided with vertical connection
Tin, hexagonal hole is provided in connecting cylinder, cylindrical end portions are inserted into connecting cylinder and fix by screw.
Through-hole is provided among collet fixed frame, cylinder passes through through-hole, and radial cams is in inside collet fixed frame, radial
The outer diameter of cam is greater than the diameter of through-hole.Collet fixed frame two sides are provided with through slot 24, and through slot penetrates through entire collet fixed frame, lead to
Active chuck 4 is inserted into slot, the active chuck of the present embodiment is two.The end of active chuck insertion is provided with notch 22, turns
When dynamic clamping part clamps, radial cams is transferred in through slot and matches with notch.There are two the bottom settings of active chuck
Salient point 35(is referring to Fig. 8), two salient points are symmetrical, and the two sides of active chuck fixed frame are provided with the T shape pin 25 of elongation, T shape pin
The big position of size is in the end of T shape pin, and T shape pin is passed through from the position between two salient points, and the width of T shape pin end is greater than two
The distance between salient point.When active chuck moves in through slot in this way, T shape pin can be oriented to active chuck, while T shape
The end of pin limits active chuck further through salient point, and active chuck is avoided mutually to separate with collet fixed frame.Collet is fixed
The two sides of frame are provided with clamping section, and the width of collet fixed frame is equal with the width of guide part in clamp, clamping section with lead
It fits to the turn of bilge inner surface of portion's aperture position.
Rotational handle, pin shaft rotation, the axial protrusion of pin roll end face is produced out of axial valley, and is crossed inclined-plane and turned to
Two side positions up and down (two sides up and down in Fig. 7) of clamp pad, the effect of axial protrusion at this time, so that clamp pad is fixed with collet
Frame mutually separates, and under the interaction of power, clamp pad withstands the bottom surface of guide part, and turn of bilge is withstood in the clamping section of collet fixed frame
Inner surface, active chuck assembly is fixed at this time.Workpiece is in and is relatively fixed between collet and active chuck at this time, handle rotation
In the process, radial cams is rotated synchronously and is withstood in the notch of active chuck tail end.
Clamp is spliced by two sections of points of clamps, and due to the connection of clamp connector, active chuck assembly is only at second point
It is moved on clamp, referring to Fig. 1, shorter piece-holder works as workpiece between the fixed chuck on right side and the active chuck on right side
Length be more than divide clamp length when, by piece-holder between the fixed chuck in left side and the active chuck in left side.
Embodiment 2: a kind of carpenters' clamp, difference from Example 1 are: dividing clamp is three sections, first point of clamp, second
Point clamp and third divide clamp, and the planform of three sections of points of clamps is all the same, first point of clamp and second point of clamp and embodiment 1
Structure it is identical, the end that third divides clamp to be connected to second point of clamp, fixed chuck be two, one is fixed on first point of folder
The left end of body, another is fixed on the right end position that third divides clamp, and active chuck assembly is connected on second point of clamp, activity
Collet assembly is identical as the structure of embodiment 1.It is connected between first point of clamp and second point of clamp using clamp attachment device,
Clamp attachment device is identical as the structure of embodiment 1.Second point of clamp is divided between clamp with third and is connected using two connecting columns, this
Active chuck on the right side of sample and the clamping length between the fixed chuck on right side can be converted between 0 to two points of clamp length,
Clamping length between the active chuck in left side and the fixed chuck in left side can be in one point of clamp length to three points of clamp length
Between convert.Remaining structure is referring to embodiment 1.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to the utility model technical spirit any simple modification, change and equivalent transformation to the above embodiments, still fall within
The protection scope of technical solutions of the utility model.
Claims (10)
1. a kind of carpenters' clamp, it is characterised in that including clamp, the fixed chuck being fixed on clamp and be movably connected on clamp
Active chuck assembly, clamp is at least spliced by two sections of points of clamps, and dividing between clamp for mutually splicing is connected by clamp
Device connection.
2. a kind of carpenters' clamp according to claim 1, it is characterised in that clamp is profile structure, and clamp includes bottom support
Plane, base support plane median rise form protrusion, and base support plane two sides are interconnecting piece, be provided in interconnecting piece every
Break and cross circumferentially closed cavity, forms active chuck assembly mobile guide portion, the corresponding bottom in the front of clamp between two interconnecting pieces
The two sides of portion's supporting plane are provided with the turn of bilge to centre bending.
3. a kind of carpenters' clamp according to claim 1 or 2, it is characterised in that clamp attachment device includes two points of clamps of connection
Connecting column and connect the lever-type connectors of two points of clamps, connecting column plugs and fixed by screw, thick stick with two points of clamps
Lever-type connector includes connector, is set on connector and plays wraping plate, and connector one end mutually fixes with clamp is divided, the other end and
Another point of clamp is plugged and is mutually fixed by playing the bolt on wraping plate.
4. a kind of carpenters' clamp according to claim 3, it is characterised in that connector is provided with inner cavity, and a wraping plate is set to interior
It is intracavitary and covered by cover board, it plays a wraping plate one end and is connected with button, play wraping plate other end connecting bolt, bolt mutually hangs down with a wraping plate
Directly, it plays wraping plate and is connected with spring close to bolt one end, spring and bolt point have been in wraping plate two sides.
5. a kind of carpenters' clamp according to claim 4, it is characterised in that the position for corresponding to bolt on connector is provided with pin
Hole divides the end of clamp to be provided with location hole, and after two points of clamp connections, location hole is coaxial with pin hole, and bolt is under the action of the spring
Across pin hole and it is inserted into positioning hole.
6. a kind of carpenters' clamp according to claim 1 or 2, it is characterised in that active chuck assembly includes being assemblied in a point clamp
On collet fixed frame, be set on collet fixed frame cam-type rotation clamping component, manipulation rotation clamping component handle
And it is connected to the active chuck on collet fixed frame.
7. a kind of carpenters' clamp according to claim 6, it is characterised in that cam-type rotation clamping component include clamp pad and
The end of the pin shaft matched with clamp pad, pin shaft is edge cam structure, i.e. the end face of pin shaft is provided with axial projection portion, is pressed from both sides
Tight pad surface is provided with axial valley, and active chuck relaxation is realized in axial valley and the cooperation of axial projection portion, axial projection portion with
Axial valley separation realizes that active chuck is fixed.
8. a kind of carpenters' clamp according to claim 7, it is characterised in that collet fixed frame two sides are provided with through slot, in through slot
It is inserted into active chuck, the end of active chuck insertion is provided with notch, and radial cams, rotation clamping component folder are fixed on pin shaft
When tight, radial cams is transferred in through slot and matches with notch.
9. a kind of carpenters' clamp according to claim 6, it is characterised in that the setting of the bottom of active chuck is there are two salient point, and two
Salient point is symmetrical, and the two sides of active chuck fixed frame are provided with the T shape pin of elongation, and the big position of size is in the end of T shape pin
Portion, T shape pin are passed through from the position between two salient points, and the width of T shape pin end is greater than the distance between two salient points.
10. a kind of carpenters' clamp according to claim 6, it is characterised in that the two sides of collet fixed frame are provided with and press from both sides
The clamping section that body is in contact, rotational handle, cam-type rotation clamping component push collet fixed frame mobile relative to clamp and make
Frictional force increases to realize that active chuck assembly is fixed between clamping section and clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156450.XU CN208744613U (en) | 2018-07-20 | 2018-07-20 | A kind of carpenters' clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156450.XU CN208744613U (en) | 2018-07-20 | 2018-07-20 | A kind of carpenters' clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208744613U true CN208744613U (en) | 2019-04-16 |
Family
ID=66055760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821156450.XU Active CN208744613U (en) | 2018-07-20 | 2018-07-20 | A kind of carpenters' clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208744613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021081692A1 (en) * | 2019-10-28 | 2021-05-06 | 杭州联和工具制造有限公司 | Woodworking clamp |
-
2018
- 2018-07-20 CN CN201821156450.XU patent/CN208744613U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021081692A1 (en) * | 2019-10-28 | 2021-05-06 | 杭州联和工具制造有限公司 | Woodworking clamp |
| US11565376B2 (en) | 2019-10-28 | 2023-01-31 | Hangzhou United Tools Co., Ltd. | Woodworking vise |
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