CN213764927U - Four-axis fixture device - Google Patents
Four-axis fixture device Download PDFInfo
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- CN213764927U CN213764927U CN202021947328.1U CN202021947328U CN213764927U CN 213764927 U CN213764927 U CN 213764927U CN 202021947328 U CN202021947328 U CN 202021947328U CN 213764927 U CN213764927 U CN 213764927U
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- 238000003825 pressing Methods 0.000 claims abstract description 29
- 230000007704 transition Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 description 8
- 238000007599 discharging Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
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Abstract
The utility model discloses a four-axis clamp device, which comprises a four-axis connecting disc and a backup plate, wherein the backup plate is fixed on the four-axis connecting disc; the limiting block assembly is used for positioning a product, and the limiting block assembly is fixed on the backup plate; the pressing plate is used for fixing a product; the connecting screw rod is used for connecting the pressing plate and the backup plate, one end of the connecting screw rod is fixed on the backup plate, the pressing plate is arranged at the other end of the connecting screw rod, and a nut used for fixing the pressing plate is arranged at one end of the connecting screw rod, which is connected with the pressing plate. The utility model provides a four-axis clamp device, which realizes one-time clamping and processing of a plurality of planes, and has strong practicability and strong universality; the product clamping efficiency can be fully improved, and the positioning error of clamping is reduced.
Description
Technical Field
The utility model relates to an anchor clamps especially relate to a four-axis fixture device.
Background
At present when the product multiaspect adds man-hour, need many clamping many times, dismantle many times and fix a position the difference, it is fixed still to need too many tools, the operation is complicated, and has great positioning error, four-axis fixture device be one kind and play spacing fixed effect, can be again according to the machined surface requirement, through the rotatory clamping of four-axis and process a plurality of planes, mainly be in the production of product needs multiaspect for fixed product, nevertheless there is great positioning error in the fixed in-process of product clamping.
For example, the publication of "a four-axis universal fixture" in chinese patent document, publication No. CN 207171518U, includes a table, a pillar is mounted on one side of the table, a four-axis rotating shaft is disposed on one side of the pillar near the table, the four-axis rotating shaft is connected to the universal fixture through a screw, the universal fixture is connected to a special fixture through a hole pin, and the special fixture is connected to a workpiece. This anchor clamps are torn down into special fixture and universal fixturing to whole anchor clamps, avoid at every turn needing monoblock material to process anchor clamps, can save material and time, reduce cost, but this anchor clamps have great positioning error when carrying out the clamping to the product.
SUMMERY OF THE UTILITY MODEL
The utility model provides a four-axis clamp device, which can realize the clamping processing of a plurality of planes at one time, with strong practicability and strong universality; the product clamping efficiency can be fully improved, the positioning error of clamping is reduced, and the scratch in the product dismounting process is reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a four-axis clamp device comprises a four-axis connecting disc and a backup plate, wherein the backup plate is fixed on the four-axis connecting disc; the limiting block assembly is used for positioning a product, and the limiting block assembly is fixed on the backup plate; the pressing plate is used for fixing a product; the connecting screw rod is used for connecting the pressing plate and the backup plate, one end of the connecting screw rod is fixed on the backup plate, the pressing plate is arranged at the other end of the connecting screw rod, and a nut used for fixing the pressing plate is arranged at one end of the connecting screw rod, which is connected with the pressing plate. In the technical scheme, a four-axis connecting disc is connected with another rotary workpiece so as to drive a product to rotate, a plurality of planes are machined after the product is clamped for one time, a backup plate is used for fixing a limiting block assembly, the limiting block assembly is used for positioning the product to reduce the positioning error of clamping, the product is fixed between the backup plate and a pressing plate, a connecting screw and a nut are matched for clamping the pressing plate, the pressing plate is tightly attached to the product and simultaneously clamps the product, when the device is installed, the limiting block assembly used for positioning is installed on the backup plate, then the connecting screw is fixed on the backup plate, when the product is installed, the product is placed and then pressed on the pressing plate, and the nut is screwed on the pressing plate and the product, so that the product is convenient and rapid to install, and the installation efficiency is high; when dismantling the product after processing is accomplished, only need loosen the nut can dismantle the product, at whole dismouting in-process, fixture device can not the fish tail product. In addition, when the type or the size of the product changes, different products can be clamped only by replacing the backup plate and the limiting block assembly, and the clamping device is high in practicability and universality.
Preferably, a screw mounting groove is formed in the pressure plate, and the screw mounting groove is a U-shaped groove. The screw rod runs through the clamp plate from the screw rod mounting groove to press from both sides tight clamp plate through the nut, and set up the mounting groove into the U-shaped groove, the installation of the screw rod of being convenient for has avoided emboliaing the clamp plate from the tip of screw rod, is convenient for improve the fixed efficiency of product.
Preferably, the pressing plate is provided with a pressing block. According to the setting of pressing block and product contact, avoided monoblock clamp plate to set up with the product contact and lead to clamp plate atress uneven everywhere, it is inseparabler to make briquetting and product support laminating according to the setting of pressing block, has improved the clamping firmness of product simultaneously.
Preferably, the limiting block assembly comprises an upper limiting block used for positioning the upper end of the product and a lower limiting block used for positioning the lower end of the product, and the lower limiting blocks are paired and symmetrically arranged on the lower side of the backup plate. Go up spacing piece and lower spacing piece and fix a position the product from upper and lower both sides respectively, wherein go up the spacing piece and fix a position about the product is carried out to the upside, and the spacing piece is down fixed a position about the product is carried out to the downside, and then has improved the positioning accuracy of product.
Preferably, the upper limiting block is provided with an integrated U-shaped plate structure. Go up the spacing piece and be used for fixed with the product upper end, and the U template be provided with do benefit to the adaptation product, be convenient for put into the product with the recess of U template formation about the location.
Preferably, the upper limiting block comprises a positioning plate and a clamping plate, the positioning plate is fixed on the backup plate, the clamping plate is adjustably fixed on the positioning plate, a waist round hole is formed in the clamping plate, a positioning step surface is formed in the positioning plate, a threaded hole corresponding to the waist round hole is formed in the positioning plate, and the clamping plate is fixedly connected with the positioning plate through a bolt. The locating piece is used for realizing the positioning action of the upper limiting block on the product, when the positioning device is used, the upper end of the product is tightly attached to the positioning step surface to realize product positioning, the clamping plate is used for clamping the product, the product is prevented from sliding in the machining process, the positioning precision of the product is improved, the clamping plate is adjustably mounted on the positioning plate, the distance between the positioning step surface and the clamping plate can be conveniently adjusted, and then the product can be adapted to different sizes.
Preferably, the lower limiting block is provided with a limiting notch, the limiting notch is of a right-angle structure, and an arc-shaped transition hole is formed in the right-angle bending position of the limiting notch. Spacing breach is used for installing the product, is convenient for the product location, and the setting of right angle structure is used for the adaptation product, and the arc transition hole is provided with in addition does benefit to the product that makes the difference of spacing piece adaptation size down.
Preferably, the backup plate comprises a bottom plate and a side plate which are arranged to be of an L-shaped structure, the bottom plate is fixedly connected with a four-axis connecting plate, the limiting block assembly is arranged on the side plate, and a supporting plate is arranged between the bottom plate and the side plate. The bottom plate is used for being connected with the four-axis connection pad, guarantees backup plate firm in connection, and the curb plate is used for being connected with the stopper subassembly, and being provided with of backup pad does benefit to the intensity that improves the backup plate, prevents that the curb plate from taking place the bending in the course of working, improves the machining precision, has still prevented simultaneously that the backup plate from splitting.
Preferably, the side plate is provided with a first cutter outlet hole. The first cutter outlet is arranged for avoiding position during machining, so that safety is improved, and meanwhile, the chip removal effect is achieved.
Therefore, the utility model discloses following beneficial effect has:
(1) the multiple planes are clamped and processed at one time, so that the practicability is high and the universality is strong;
(2) the product clamping efficiency can be fully improved, the reduction of the positioning error of clamping is facilitated, and scratches in the product dismounting process are reduced;
(3) the upper limiting block and the lower limiting block position the product from the upper side and the lower side respectively, so that the positioning accuracy of the product is improved;
(4) the arrangement of the supporting plate on the backup plate is beneficial to preventing the backup plate from being broken;
(5) the arrangement of the first cutter outlet is used for avoiding the position, so that the safety is improved, and chip removal is facilitated.
Drawings
Fig. 1 is a first structural schematic diagram of a four-axis clamping device of the present invention;
FIG. 2 is a second schematic representation of a four-axis clamp assembly;
FIG. 3 is a schematic view of the four-axis clamp assembly after installation of a product;
FIG. 4 is a schematic diagram of a lower limiting block;
FIG. 5 is a diagram of a first structure of an upper limiting block;
FIG. 6 is a diagram illustrating a second structure of an upper limiting block;
FIG. 7 is a schematic view of the construction of the platen;
in the figure: 1. the four-axis connecting disc 2, the backup plate 201, the bottom plate 202, the side plate 203, the support plate 204, the first cutter outlet hole 3, the upper limiting block 301, the convex block 302, the groove 303, the second cutter outlet hole 304, the positioning plate 305, the clamping plate 306, the positioning step surface 307, the waist circular hole 4, the lower limiting block 401, the limiting notch 402, the arc transition hole 5, the connecting screw 6, the pressing plate 601, the screw mounting groove 602, the pressing block 7, the nut 8, the product 9, the pin hole 10 and the bolt hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Example 1:
in embodiment 1 shown in fig. 1, 2 and 3, a four-axis clamping apparatus includes a four-axis connecting disc 1, a backup plate 2 fixed on the four-axis connecting disc 1, a limit block assembly fixed on the backup plate 2, a pressing plate 6 and a connecting screw 5 for connecting the backup plate 2 and the pressing plate 6, the four-axis connecting disc 1 is used for driving the whole clamping apparatus to rotate, the backup plate 2 includes a bottom plate 201 and a side plate 202, the bottom plate 201 and the side plate 202 form an L-shaped structure, wherein the bottom plate 201 is fixed on the four-axis connecting disc 1 through bolts, in order to avoid the bolts from damaging the bottom plate 201, an elastic pad is arranged between the bolt and the bottom plate 201, the side plate 202 is used for connecting a limiting block assembly, the limiting block assembly is used for positioning a product 9, the limiting block assembly comprises an upper limiting block 3 and a lower limiting block 4, the upper limiting block 3 is used for positioning the upper side of the product, the lower limiting block 4 is used for positioning the lower side of the product, and the upper limiting block 3 and the lower limiting block 4 are respectively fixedly connected to the side plate 202 of the backup plate 2 through bolts; one end of the connecting screw rod 5 is connected with the side plate 202, and the other end is used for installing the pressing plate 6.
Before a product is installed, the bottom plate 201 is fixed on the four-axis connecting disc 1 through bolts, the limiting block is installed on the side plate 202, the connecting screw 5 is fixed on the backup plate 2, when the product is installed, the product is placed and then the pressing plate 6 is pressed, nuts are screwed to press the pressing plate 6 and the product, and the product is conveniently and quickly clamped; when the product is required to be disassembled after the processing is finished, the disassembly of the product can be finished only by loosening the nut, the whole disassembly and assembly process is convenient and quick, and the product can not be scratched. In addition, when the product type or model size change, only need to change backup plate 2 and spacing board subassembly can the clamping different products, the practicality is strong, the commonality is high.
Further, as shown in fig. 5, a bolt hole 10 for fixing and a pin hole 9 for positioning are provided on the upper stopper 3, a bolt hole 10 for fixing and a pin hole 9 for positioning are provided on the lower stopper 4, a bolt hole 10 and a pin hole 9 are also provided at corresponding positions of the side plate 202, a bolt is provided in the bolt hole 10, a positioning pin is provided in the pin hole 9, when the upper stopper 3 or the lower stopper is mounted, the stopper assembly is first positioned by the positioning pin, and then the stopper assembly is positioned by the bolt.
Go up the U-shaped plate structure that spacing block 3 set up to the integral type, U-shaped plate structure forms a recess 302, recess 302 and product adaptation, the product setting is in recess 302, is equipped with the lug 301 that is used for forming recess 302 respectively in recess 302 both sides, and bolt hole 10 and pinhole 9 all set up on lug 301, still are provided with second play sword hole 303 in recess 302 bottom surface, and the setting of second play sword hole 303 is used for keeping away the position when processing and still is used for the chip removal.
As shown in fig. 4, lower stopper 4 is in pairs and the symmetry sets up the downside at curb plate 202 down, be provided with spacing breach 401 on stopper 4 down, for the adaptation product, spacing breach 401 sets up to the right angle structure, spacing breach 401 makes lower stopper 4 carry out location from top to bottom at the downside to the product, and then the positioning accuracy of product has been improved, the department of bending at the right angle of spacing breach 401 is provided with arc transition hole 402, spacing breach 401 is used for installing the product, be convenient for the product location, and the setting of right angle structure is used for the adaptation product, be provided with of arc transition hole 402 does benefit to the product that makes lower stopper 4 adaptation size difference in addition.
In addition, in order to ensure that the product is installed smoothly and firmly, the distance A from the bottom surface of the groove 302 of the upper limiting block 3 to the installation surface of the upper limiting block 3 contacted with the side plate 202 is equal to the distance B from the bottom surface of the limiting notch 401 of the lower limiting block 4 to the installation surface of the lower limiting block 4 contacted with the side plate 202.
Example 2:
as shown in fig. 7, the embodiment 2 is basically the same as the embodiment 1, except that: be provided with screw rod mounting groove 601 on clamp plate 6, screw rod mounting groove 601 sets up to the U-shaped groove, and the screw rod runs through clamp plate 6 from screw rod mounting groove 601 to press from both sides clamp plate 6 through nut 7, and set up the mounting groove into the U-shaped groove, the installation of the screw rod of being convenient for has avoided emboliaing clamp plate 6 from the tip of screw rod, is convenient for improve product clamping efficiency.
In addition, be provided with on clamp plate 6 and press according to piece 602, and press according to piece 602 and set up 3 at least, press piece 602 and product contact setting, avoided monoblock clamp plate 6 and product contact setting and lead to clamp plate 6 atress uneven everywhere, it is inseparabler to make briquetting and product support laminating according to the setting of piece 602, has improved the clamping firmness of product simultaneously.
Example 3:
as shown in fig. 6, the embodiment 3 is basically the same as the embodiment 1, except that: the upper limiting block 3 comprises a positioning plate 304 and a clamping plate 305, the positioning plate 304 is fixed on the backup plate 2, the clamping plate 305 is adjustably fixed on the positioning plate 304, a waist round hole 307 is formed in the clamping plate 305, a positioning step surface 306 is formed in the positioning plate 304, a second cutter outlet hole 303 is formed in the positioning plate 304, a threaded hole corresponding to the waist round hole 307 is formed in the positioning plate 304, and the clamping plate 305 and the positioning plate 304 are fixedly connected through a bolt. The locating piece is used for realizing the positioning action of limiting block 3 to the product, when using, hugs closely the location step face 306 with the product upper end and realizes the product location, and clamping plate 305 is used for pressing from both sides tight product, avoids the product to take place to slide in the course of working, improves the positioning accuracy of product, and clamping plate 305 adjustable mounting is on locating plate 304, this is convenient for adjust the distance between location step face 306 and the clamping plate 305, and then the not unidimensional product of adaptation.
Example 4:
the embodiment 4 is basically the same as the embodiment 1, except that: be provided with backup pad 203 between bottom plate 201 and curb plate 202, being provided with of backup pad 203 does benefit to the intensity that improves backup plate 2, prevents that curb plate 202 from taking place the bending in the course of working, improves the machining precision, has still prevented backup plate 2 fracture simultaneously.
In addition, a first tool discharging hole 204 is formed in the side plate 202, the first tool discharging hole 204 is arranged corresponding to a second tool discharging hole 303 in the upper limiting block 3, and the first tool discharging hole 204 and the second tool discharging hole 303 are arranged to avoid positions during tool discharging and play a role in discharging chips.
It should be noted that as used in the foregoing description, the terms "front," "back," "left," "right," "upper" and "lower" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
The above examples are only for illustrating the present invention and are not intended to limit the scope of the present invention. Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.
Claims (9)
1. A four-axis clamp device is characterized by comprising,
a four-axis connecting disc (1),
the backup plate (2) is fixed on the four-axis connecting plate (1);
the limiting block assembly is used for positioning a product (8), and is fixed on the backup plate (2);
a platen (6), the platen (6) for securing a product (8);
connecting screw rod (5), connecting screw rod (5) are used for connecting clamp plate (6) and backup plate (2), connecting screw rod (5) one end is fixed on backup plate (2), and the other end sets up clamp plate (6) the one end that connecting screw rod (5) are connected clamp plate (6) is provided with nut (7) that are used for fixed pressing plate (6).
2. Four-axis clamp device according to claim 1, characterized in that a screw mounting groove (601) is provided on the pressure plate (6), said screw mounting groove (601) being provided as a U-shaped groove.
3. Four-axis clamp device according to claim 1, characterized in that a pressing block (602) is provided on said pressure plate (6).
4. Four-axis clamping device according to claim 1, characterized in that the stop block assembly comprises an upper stop block (3) for positioning the upper end of the product (8) and a lower stop block (4) for positioning the lower end of the product (8), the lower stop blocks (4) being arranged in pairs and symmetrically on the lower side of the backup plate (2).
5. Four-axis clamping device according to claim 4, characterized in that the upper stop block (3) is provided as a one-piece U-shaped plate structure.
6. The four-axis clamping device as claimed in claim 4, wherein the upper limiting block (3) comprises a positioning plate (304) and a clamping plate (305), the positioning plate (304) is fixed on the backup plate (2), a positioning step surface (306) is arranged on the positioning plate (304), the clamping plate (305) is adjustably fixed on the positioning plate (304), a waist circular hole (307) is arranged on the clamping plate (305), a threaded hole corresponding to the waist circular hole (307) is arranged on the positioning plate (304), and the clamping plate (305) and the positioning plate (304) are fixedly connected through a bolt.
7. Four-axis clamping device, according to claim 4, characterized in that a limiting notch (401) is arranged on the lower limiting block (4), the limiting notch (401) is arranged in a right-angle structure, and an arc-shaped transition hole (402) is arranged at the right-angle bending part of the limiting notch (401).
8. The four-axis clamping device as claimed in any one of claims 1 to 7, wherein the backup plate (2) comprises a bottom plate (201) and a side plate (202) which are arranged in an L-shaped structure, the bottom plate (201) is fixedly connected with the four-axis connecting plate (1), the limit block assembly is arranged on the side plate (202), and a support plate (203) is arranged between the bottom plate (201) and the side plate (202).
9. Four-axis clamp device according to claim 8, wherein a first tool outlet (204) is provided in said side plate (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021947328.1U CN213764927U (en) | 2020-09-08 | 2020-09-08 | Four-axis fixture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021947328.1U CN213764927U (en) | 2020-09-08 | 2020-09-08 | Four-axis fixture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213764927U true CN213764927U (en) | 2021-07-23 |
Family
ID=76904280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021947328.1U Active CN213764927U (en) | 2020-09-08 | 2020-09-08 | Four-axis fixture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213764927U (en) |
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2020
- 2020-09-08 CN CN202021947328.1U patent/CN213764927U/en active Active
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