CN210967951U

CN210967951U - Clamping tool capable of fixing workpieces of different sizes

Info

Publication number: CN210967951U
Application number: CN201922140975.5U
Authority: CN
Inventors: 贾兴莉; 贺云
Original assignee: Shenzhen Changfeng Laser Knife Mould Co ltd
Current assignee: Shenzhen Changfeng Laser Knife Mould Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-07-10
Anticipated expiration: 2029-12-03

Abstract

The utility model relates to a clamping fixture capable of fixing workpieces with different sizes, which comprises a support plate fixed on a body and a positioning piece for positioning the workpieces, wherein the support plate is vertically provided with a first positioning groove, the positioning piece is vertically embedded in the first positioning groove in a sliding manner, the side wall of the positioning piece is vertically provided with a second positioning groove, the workpieces are horizontally placed on the support plate, and part of the workpieces is embedded in the second positioning groove; the supporting plate is provided with a pressing assembly used for vertically pressing the workpiece. When needing to change the man-hour of other work pieces, when the part that this work piece inlays and locates the second constant head tank changed, the vertical roll-off setting element of staff is equipped with in first constant head tank with other setting elements of work piece assorted, and the work piece after the change just pegs graft in the second constant head tank to accomplish the location of work piece. The advantage of this scheme, the staff carries out the change of setting element to the work piece of fixed different shapes.

Description

Clamping tool capable of fixing workpieces of different sizes

Technical Field

The utility model belongs to the technical field of the technique of clamping system and specifically relates to a clamping system that can fix not unidimensional work piece is related to.

Background

A lathe is a common processing device for workpieces, and between processed products, a worker needs to fix the products through a tool on the device and then precisely process the products through a tool on the lathe. In the prior art, a jig is often fixed on a workpiece with one shape, and after the shape of the workpiece is changed, a worker needs to replace other jigs to fix the workpiece. However, the jig is generally fixed to the body of the apparatus by bolts, and therefore, the jig is troublesome to replace. The prior art provides a jig which is convenient for fixing workpieces with different shapes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can fix clamping system utensil of unidimensional work piece not.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a clamping fixture capable of fixing workpieces with different sizes comprises a support plate fixed on a body and a positioning piece used for positioning the workpieces, wherein a first positioning groove is vertically formed in the support plate, the positioning piece is vertically embedded in the first positioning groove in a sliding mode, a second positioning groove is vertically formed in the side wall of the positioning piece, the workpieces are horizontally placed on the support plate, and a part of the workpieces is embedded in the second positioning groove; the supporting plate is provided with a pressing assembly used for vertically pressing the workpiece.

By adopting the scheme, when a workpiece is machined by a lathe, a worker horizontally places the workpiece in the block body on the support plate, one part of the workpiece is just embedded in the second positioning groove, the vertical side surface of the workpiece is abutted against the two vertical side walls of the second positioning groove, and the workpiece is vertically compressed by the compressing assembly. When needing to change the man-hour of other work pieces, when the part that this work piece inlays and locates the second constant head tank changed, the vertical roll-off setting element of staff is equipped with in first constant head tank with other setting elements of work piece assorted, and the work piece after the change just pegs graft in the second constant head tank to accomplish the location of work piece. The positioning device has the advantages that the positioning piece is replaced by a worker, so that workpieces in different shapes can be fixed; meanwhile, the fixture can accurately position the workpiece, and the workpiece can be conveniently processed by equipment.

Preferably, the pressing assembly comprises a pressing piece abutted against the upper side of the workpiece, a threaded hole formed in the support plate, and a fastening bolt vertically penetrating through the pressing piece and in threaded connection with the threaded hole, and a nut of the fastening bolt is abutted against the upper side of the pressing piece.

By adopting the above scheme, the staff will compress tightly the piece butt in the upside of work piece, through rotatory fastening bolt to compress tightly the piece downwards, and then make the vertical work piece that compresses tightly downwards of compressing tightly piece.

Preferably, the threaded holes are arranged on one side of the positioning piece far away from the second positioning groove, and the direction of a connecting line of each threaded hole and the positioning piece is different.

Through adopting above-mentioned scheme, the staff adjusts the position of compressing tightly the piece according to the shape of work piece etc to better compress tightly the work piece. According to the position of the pressing piece adjustment, the worker fixes the fastening bolt at the corresponding position.

Preferably, a strip-shaped through groove for the fastening bolt to penetrate through is formed in the length direction of the pressing piece.

By adopting the scheme, the fastening bolt adjusts the corresponding position along the length direction of the strip-shaped through eraser when the position of the pressing piece is adjusted, so that the pressing piece is fastened.

Preferably, the first positioning groove communicates with the lower side of the support plate.

By adopting the scheme, because the first positioning groove is communicated with the lower layer of the support plate, a worker slides out of the positioning piece downwards, so that the positioning piece is disassembled, and a new positioning piece is replaced. Meanwhile, the staff can also push the positioning piece upwards through the lower layer of the first positioning groove, so that the positioning piece is disassembled, and a new positioning piece is replaced.

Preferably, the second positioning groove is communicated with the upper side and the lower side of the positioning piece.

Through adopting above-mentioned scheme, the second constant head tank communicates with each other with the upside of two location, makes things convenient for the staff to pass through the upside of setting element from last to down in the second constant head tank to accomplish the location of work piece. The second positioning groove is communicated with the lower side of the positioning piece, when the workpiece is taken away, a worker can extend fingers to the lower side of the positioning piece through the second positioning groove, so that the positioning piece is pushed upwards, the replacement of the positioning piece is facilitated, and a new positioning piece is replaced.

Preferably, a positioning assembly is arranged between the pressing piece and the support plate, and the positioning assembly comprises a through hole vertically formed in the pressing piece, a positioning hole formed in the support plate, and a positioning rod penetrating through the through hole and embedded in the positioning hole.

Through adopting above-mentioned scheme, when the staff is at rotatory fastening bolt and when making fastening bolt and screw hole threaded connection, locating lever and fastening bolt are to the location of clamping piece jointly this moment. Therefore, when the worker rotates the fastening bolt, the pressing piece cannot horizontally rotate, and therefore the pressing piece is conveniently fastened.

Preferably, the support plate is provided with a strip-shaped fixing through groove, and a fixing bolt in threaded connection with the body penetrates through the fixing through groove.

By adopting the scheme, through the arrangement of the fixed through groove, the worker adjusts the position of the fixing bolt along the length direction of the fixed through groove, so that the fixing bolt is in threaded connection with the body, and the support plate is fixed.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the lathe is used for machining a workpiece, a worker horizontally places the workpiece of the block-shaped body on the support plate, one part of the workpiece is just embedded in the second positioning groove, the vertical side face of the workpiece is abutted against the two vertical side walls of the second positioning groove, and the workpiece is vertically compressed through the compressing assembly.

2. When needing to change the man-hour of other work pieces, when the part that this work piece inlays and locates the second constant head tank changed, the vertical roll-off setting element of staff is equipped with in first constant head tank with other setting elements of work piece assorted, and the work piece after the change just pegs graft in the second constant head tank to accomplish the location of work piece. The positioning device has the advantages that the positioning piece is replaced by a worker, so that workpieces in different shapes can be fixed; meanwhile, the fixture can accurately position the workpiece, and the workpiece can be conveniently processed by equipment.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

in the figure: 1. a support plate; 11. a first positioning groove; 12. fixing the through groove; 121. fixing the bolt; 2. a positioning member; 21. a second positioning groove; 3. a compression assembly; 31. a compression sheet; 311. a strip-shaped through groove; 32. fastening a bolt; 33. a threaded hole; 4. a positioning assembly; 41. a through hole; 42. positioning a rod; 43. positioning holes; 5. and (5) a workpiece.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a can fix clamping system utensil of unidimensional work piece, including extension board 1 and setting element 2, on extension board 1 passed through the fixed body of bolt level, the vertical first constant head tank 11 of offering on extension board 1 to be rectangle and being used for fixing a position work piece 5, first constant head tank 11 communicates with each other with the upper and lower both sides of extension board 1. The positioning element 2 is a block-shaped body which is slidably embedded in the first positioning groove 11, and the side wall of the positioning element 2 is abutted against the inner wall of the first positioning groove 11 and has a certain friction force. The corner of the positioning member 2 is vertically provided with a second positioning groove 21 with a V-shaped horizontal section, and the second positioning groove 21 is communicated with the upper side and the lower side of the positioning member 2. Meanwhile, a pressing component 3 for pressing the workpiece 5 to be processed is arranged on the paperboard.

Specifically, when lathe processing work piece 5, the staff puts the work piece 5 level of lamellar body on extension board 1, and a vertical corner of work piece 5 just inlays and locates in second constant head tank 21, and two vertical side of this corner of work piece 5 and two vertical lateral walls looks butt of second constant head tank 21 to compress tightly the subassembly 3 through compressing tightly and vertically to the work piece. When the horizontal angle of the corner of the workpiece 5 is changed, the worker vertically slides out of the positioning piece 2 from the first positioning groove 11, a new positioning piece 2 matched with the workpiece 5 is installed in the first positioning groove 11, and the corner of the workpiece 5 is just inserted into the second positioning groove 21 on the new positioning piece 2.

Referring to fig. 2, the pressing assembly 3 includes a threaded hole 33, a fastening bolt 32 and a pressing sheet 31, the threaded holes 33 are vertically opened on the upper side of the support plate 1, and the connection line between the threaded hole 33 and the positioning member 2 faces different directions. The horizontal setting of holding-down piece 31, the one section downside butt of holding-down piece 31 has seted up the bar along the length direction of holding-down piece 31 in the upper surface of work piece 5 and has led to the groove 311, and fastening bolt 32 is vertical to be worn to locate in the bar leads to the groove 311, and fastening bolt 32's nut butt is in the upside of holding-down piece 31, and fastening bolt 32's bottom and screw hole 33 threaded connection. Therefore, when the worker presses the workpiece 5, the worker adjusts the position of the pressing piece 31 according to the shape of the workpiece 5 and the position of the threaded hole 33, so that the lower side of one end of the pressing piece 31 is better abutted against the upper side of the workpiece 5, and the fastening bolt 32 is screwed with the corresponding threaded hole 33 on the support plate 1. Since the pressing pieces 31 are located on different threaded holes 33, the worker needs to adjust the positions of the fastening bolts 32 along the length direction of the strip-shaped through slots 311 so that the fastening bolts 32 can be screwed with the threaded holes 33 to fasten the pressing pieces 31.

A positioning assembly 4 for preventing the pressing sheet 31 from rotating freely is arranged between the support plate 1 and the pressing sheet 31, the positioning assembly 4 comprises a positioning rod 42, a positioning hole 43 and a through hole 41, and the plurality of positioning holes 43 are distributed on one side of the threaded hole 33 far away from the workpiece. The pressing sheet 31 is vertically provided with a circular through hole 41, the through hole 41 is arranged opposite to the positioning hole 43, the positioning rod 41 is arranged in the through hole 41 in a penetrating manner, and the bottom of the positioning rod 41 is inserted into the positioning hole 43.

Further conveniently make the extension board 1 vertically be fixed in on the work piece 5, the fixed logical groove 12 of bar is seted up to the one side level that keeps away from setting element 2 in screw hole 33 on the extension board 1, vertically wears to be equipped with two fixing bolt 121 in the fixed logical groove 12, fixing bolt 121's screw rod and body threaded connection, the nut of bolt and the upper surface looks butt of extension board 1.

The implementation principle of the embodiment is as follows: when the lathe is used for machining the workpiece 5, a worker horizontally places the workpiece 5 in the block shape on the support plate 1, one part of the workpiece 5 is just embedded in the second positioning groove 21, the vertical side face of the workpiece 5 is abutted against the two vertical side walls of the second positioning groove 21, and the workpiece 5 is vertically pressed through the pressing assembly 3.

When needing to change the processing of other work pieces 5, this work piece 5 inlays when locating the part of second constant head tank 21 and changes, the vertical roll-off setting element 2 of staff, be equipped with in first constant head tank 11 with other setting elements 2 of work piece 5 assorted, the work piece 5 after the change just pegs graft in second constant head tank 21 to accomplish the location of work piece 5.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a can fix clamping system utensil of unidimensional work piece not, is including being fixed in extension board (1) on the body, its characterized in that: the workpiece positioning device is characterized by further comprising a positioning piece (2) used for positioning a workpiece (5), wherein a first positioning groove (11) is vertically formed in the support plate (1), the positioning piece (2) is vertically and slidably embedded in the first positioning groove (11), a second positioning groove (21) is vertically formed in the side wall of the positioning piece (2), the workpiece (5) is horizontally placed on the support plate (1), and a part of the workpiece is embedded in the second positioning groove (21); the support plate (1) is provided with a pressing component (3) for vertically pressing a workpiece (5).

2. A clamping fixture for holding workpieces of different sizes as recited in claim 1, wherein: the pressing component (3) comprises a pressing piece (31) abutted to the upper side of the workpiece (5), a threaded hole (33) formed in the support plate (1) and a fastening bolt (32) vertically penetrating through the pressing piece (31) and connected with the threaded hole (33) in a threaded mode, and a nut of the fastening bolt (32) is abutted to the upper side of the pressing piece (31).

3. A clamping fixture for holding workpieces of different sizes as recited in claim 2, wherein: the threaded holes (33) are arranged on one side, away from the second positioning groove (21), of the positioning piece (2), and the direction of a connecting line of each threaded hole (33) and the positioning piece (2) is different.

4. A clamping fixture capable of fixing workpieces with different sizes as claimed in claim 3, wherein: and a strip-shaped through groove (311) for the fastening bolt (32) to penetrate is formed in the length direction of the pressing piece (31).

5. A clamping fixture for holding workpieces of different sizes as recited in claim 1, wherein: the first positioning groove (11) is communicated with the lower side of the support plate (1).

6. A clamping fixture for holding workpieces of different sizes as recited in claim 1, wherein: the second positioning groove (21) is communicated with the upper side and the lower side of the positioning piece (2).

7. A clamping fixture for holding workpieces of different sizes as recited in claim 2, wherein: a positioning assembly (4) is arranged between the pressing piece (31) and the support plate (1), and the positioning assembly (4) comprises a through hole (41) vertically formed in the pressing piece (31), a positioning hole (43) formed in the support plate (1) and a positioning rod (42) penetrating through the through hole (41) and embedded in the positioning hole (43).

8. A clamping fixture for holding workpieces of different sizes as recited in claim 1, wherein: the supporting plate (1) is provided with a strip-shaped fixing through groove (12), and a fixing bolt (121) in threaded connection with the body penetrates through the fixing through groove (12).