CN211249771U - Universal processing jig for thin plates - Google Patents
Universal processing jig for thin plates Download PDFInfo
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- CN211249771U CN211249771U CN201922227423.8U CN201922227423U CN211249771U CN 211249771 U CN211249771 U CN 211249771U CN 201922227423 U CN201922227423 U CN 201922227423U CN 211249771 U CN211249771 U CN 211249771U
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Abstract
The utility model discloses a universal processing jig for thin plates, which is used for clamping the thin plates and comprises a bottom plate, wherein the front surface of the bottom plate is provided with a pressing component and a pneumatic valve, the pneumatic valve is fixed on the side surface of the bottom plate and is pneumatically connected with the pressing component, the back surface of the bottom plate is provided with a positioning component, and the pressing component is connected with the positioning component; the positioning assembly is used for positioning the position of the thin plate on the bottom plate; when the pneumatic valve is opened, the pressing assembly is driven to descend to compress the thin plate, and the pressing assembly drives the positioning assembly to synchronously move so as to cancel positioning; when the pneumatic valve is used for ventilation, the pressing assembly is driven to ascend to loosen the thin plate, and the pressing assembly drives the positioning assembly to reversely and synchronously move so as to recover positioning. The pneumatic valve drives the lifting of the pressing assembly, the thin plates with any thickness can be compatible, a jig is not required to be designed for each thickness, corresponding jigs are not required to be replaced for different thin plates, and therefore the problem that the processing efficiency is influenced and the processing cost is increased due to the fact that corresponding jigs are required to be used for processing the thin plates with different thicknesses is solved.
Description
Technical Field
The utility model relates to a machining technical field, in particular to general processing tool of sheet metal.
Background
The number of the thin plates is not large, but the thicknesses of the thin plates are different and the types of the thin plates are multiple, and the thin plate products are processed by using an independent set of jig. Different sheets need to be replaced by corresponding jigs, so that the processing efficiency is influenced; meanwhile, different thin plates need to be designed and produced with corresponding jigs, and the jigs are high in cost, so that the processing cost is increased.
Thus, the prior art has yet to be improved and enhanced.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the utility model is to provide a general processing tool of sheet metal to solve the processing of current different thickness sheet metals and need use corresponding tool, influence machining efficiency and increase the problem of processing cost.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a universal processing jig for thin plates is used for clamping the thin plates and comprises a bottom plate, wherein a pressing assembly and a pneumatic valve are arranged on the front surface of the bottom plate, the pneumatic valve is fixed on the side surface of the bottom plate and is in pneumatic connection with the pressing assembly, a positioning assembly is arranged on the back surface of the bottom plate, and the pressing assembly is connected with the positioning assembly;
the positioning assembly is used for positioning the position of the thin plate on the bottom plate; when the pneumatic valve is opened, the pressing assembly is driven to descend to compress the thin plate, and the pressing assembly drives the positioning assembly to synchronously move so as to cancel positioning; when the pneumatic valve is used for ventilation, the pressing assembly is driven to ascend to loosen the thin plate, and the pressing assembly drives the positioning assembly to reversely and synchronously move so as to recover positioning.
In the general processing tool of sheet metal, press the subassembly to include: the device comprises a cylinder support plate, a cylinder, a pressure plate, a pushing component and a linkage component; the air cylinder supporting plate is fixed on one side face of the bottom plate, the air cylinder is fixed on the outer side of the air cylinder supporting plate and is in pneumatic connection with the pneumatic valve, the pushing component is arranged on the bottom plate and is connected with the air cylinder supporting plate, the air cylinder and the linkage component, and the pressing plate is fixed on the linkage component;
when the pneumatic valve is opened, the air cylinder controls the pushing component to push the linkage component, and the linkage component presses downwards to enable the pressing plate to press the thin plate; when the pneumatic valve is used for air exchange, the air cylinder controls the pushing component to return and pull back the linkage component, and the linkage component drives the pressing plate to ascend so as to loosen the thin plate.
In the universal processing jig for the thin plate, the pushing component comprises a first sliding block, a first guide block, a second guide block and an ejector rod; the two positioning bottom edges of the first sliding block are correspondingly inserted into the two sliding channel grooves of the bottom plate, the first guide block and the second guide block are fixed on the bottom plate side by side, the bottom step surfaces of the first guide block and the second guide block correspondingly press the two bottom side edges of the first sliding block, and one ends of the first guide block and the second guide block are abutted to the cylinder support plate; one end of the ejector rod is inserted into the side hole of the first sliding block, and the other end of the ejector rod penetrates through the cylinder support plate and is inserted into the screw hole of the cylinder.
In the general processing tool of sheet metal, the interlock part includes: the device comprises a first connecting rod, a second connecting rod, a third connecting rod, a first pin, a second pin, a third pin, a supporting block and a lifting ring;
one ends of the first connecting rod and the second connecting rod are respectively positioned at two sides of the jack of the first sliding block, and one ends of the first connecting rod and the second connecting rod are connected with the jack of the first sliding block in a linkage manner through a first pin;
the other ends of the first connecting rod and the second connecting rod are respectively positioned at two sides of the single opening of the third connecting rod, and the other ends of the first connecting rod and the second connecting rod are in linkage connection with the single opening of the third connecting rod through a second pin;
the bottom of the third connecting rod is inserted between the two supporting arms of the supporting block, and a bottom opening of the third connecting rod is in linkage connection with the arm holes of the supporting block through a third pin;
the base of the lifting ring is fixed in the middle of the pressing plate, the ring portion of the lifting ring is inserted into a double-hole gap of a double-hole of the third connecting rod, and the lifting ring is connected with the double-hole linkage of the third connecting rod through a fourth pin.
In the universal processing jig for the thin plate, the positioning assembly comprises a first positioning pin jacking block, a second sliding block, a fourth connecting rod, a third guide block, a fourth guide block, a first floating positioning pin and a second floating positioning pin; the second positioning pin jacking block is fixed on one side of the first positioning pin jacking block, one end of a fourth connecting rod is inserted into the concave surface of the first positioning pin jacking block, a second sliding block and the fourth connecting rod are aligned at the position separated from the first positioning pin jacking block, one end of the fourth connecting rod penetrates through the concave surface of the first positioning pin jacking block through a screw to be fixedly connected with the second sliding block in a screwed mode, the other end of the fourth connecting rod penetrates through a sliding through groove in the bottom plate and is fixedly connected with the first sliding block in a screwed mode, a first floating positioning pin and a second floating positioning pin penetrate through a through hole in the bottom plate from the back side, the upper ends of the first floating positioning pin and the second floating positioning pin extend out of the bottom plate, the lower ends of the first floating positioning pin and the second floating positioning pin are abutted to the top surface of the first positioning pin jacking block, two positioning bottom edges of the second sliding block are correspondingly inserted into two sliding grooves in the back side of the, the bottom step surfaces of the third guide block and the fourth guide block press two bottom side edges of the second sliding block respectively.
In the universal processing jig for the thin plate, the first connecting rod and the second connecting rod are strip-shaped connecting rods with two ends being equal in width.
In the universal processing jig for the thin plate, the sliding through groove is positioned between the two sliding channel grooves and in the middle of the sliding channel grooves.
In the universal processing jig for the thin plate, a concave surface is arranged in the middle of the first positioning pin jacking block, and an inclined surface is arranged on side arms at two sides of the concave surface and connected and transited from the top surface to the lower surface.
Compared with the prior art, the utility model provides a general processing tool of sheet metal for carry out the clamping to the sheet metal, including the bottom plate, the front of bottom plate sets up a pressing component and pneumatic valve, and the pneumatic valve is fixed in the side of bottom plate and with pressing the pneumatic connection of component, the back of bottom plate sets up a locating component, pressing the locating component of component connection; the positioning assembly is used for positioning the position of the thin plate on the bottom plate; when the pneumatic valve is opened, the pressing assembly is driven to descend to compress the thin plate, and the pressing assembly drives the positioning assembly to synchronously move so as to cancel positioning; when the pneumatic valve is used for ventilation, the pressing assembly is driven to ascend to loosen the thin plate, and the pressing assembly drives the positioning assembly to reversely and synchronously move so as to recover positioning. The pneumatic valve drives the lifting of the pressing component, the thin plates with any thickness can be compatible, the thin plates with various thicknesses can be processed through the universal processing jig for the thin plates, a jig for each thickness is not required to be designed, corresponding jigs are not required to be replaced for different thin plates, and therefore the problems that corresponding jigs are required to be used for processing the thin plates with different thicknesses, the processing efficiency is influenced, and the processing cost is increased are solved.
Drawings
Fig. 1 is a schematic view of the universal processing jig for thin plates provided by the present invention.
Fig. 2 is an exploded view of the universal processing jig for thin plates provided by the present invention.
Fig. 3 is an exploded view of the pressing assembly in the universal processing jig for thin plates provided by the present invention.
Fig. 4 is a schematic view of a positioning assembly in the universal processing jig for thin plates.
Fig. 5 is an exploded view of the positioning assembly in the universal processing jig for thin plates provided by the present invention.
Detailed Description
The utility model provides a general processing tool of sheet metal. In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the following description of the present invention will refer to the accompanying drawings and illustrate embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, a universal processing jig for thin plates according to an embodiment of the present invention includes a bottom plate 1, a pressing assembly and a pneumatic valve 16 are disposed on a front surface of the bottom plate 1, the pneumatic valve 16 is fixed on a side surface of the bottom plate 1 and is pneumatically connected to the pressing assembly, a positioning assembly is disposed on a back surface of the bottom plate 1, and the pressing assembly is connected to the positioning assembly; the positioning assembly is used for positioning the position of a thin plate on the bottom plate 1; when the pneumatic valve 16 is opened, the pressing component is driven to descend to compress the thin plate, and the pressing component drives the positioning component to synchronously move to cancel positioning, so that CNC (Computer numerical control) processing is facilitated; when the pneumatic valve 16 is used for ventilation, the pressing assembly is driven to ascend to release the thin plate, and the pressing assembly drives the positioning assembly to reversely and synchronously move so as to recover the positioning. Because the lift of pressing the subassembly is driven through the pneumatic valve, the sheet metal of any thickness can both be compatible, just can process the sheet metal of various thickness through the general processing tool of a sheet metal, need not to all design a tool to every thickness, also need not to all to change the tool that corresponds to different sheet metals to the current different thickness sheet metals processing of having solved needs uses the tool that corresponds, influences machining efficiency and increases the problem of processing cost. The pneumatic valve drives the positioning assembly to move synchronously, so that the positioning assembly can be positioned automatically and can be automatically cancelled synchronously, and the CNC machining is prevented from being influenced.
Referring also to fig. 3, the pressing assembly includes: the device comprises a cylinder support plate 2, a cylinder 3, a pressure plate 13, a pushing component and a linkage component; the cylinder support plate 2 is fixed on one side surface of the bottom plate 1, the cylinder 3 is fixed on the outer side of the cylinder support plate 2 and is pneumatically connected with the pneumatic valve, the pushing component is arranged on the bottom plate 1 and is connected with the cylinder support plate 2, the cylinder 3 and the linkage component, and the pressing plate 13 is fixed on the linkage component; when the pneumatic valve 16 is opened, the air cylinder 3 controls the pushing component to push the linkage component, and the linkage component presses down to enable the pressing plate 13 to press the thin plate; when the pneumatic valve 16 is used for ventilation, the air cylinder 3 controls the pushing part to return and pull back the linkage part, and the linkage part drives the pressing plate 13 to ascend so as to loosen the thin plate.
In this embodiment, the pushing component includes a first slider 4, a first guide block 51, a second guide block 52 and a top bar 15; the two positioning bottom edges of the first sliding block 4 are correspondingly inserted into the two sliding channel grooves of the bottom plate 1 (the positioning bottom edges are matched with the size of the sliding channel grooves, and the positioning bottom edges can slide in the sliding channel grooves and cannot slide out of the sliding channel grooves), the first guide block 51 and the second guide block 52 are fixed on the bottom plate 1 side by side, the bottom step surfaces of the first guide block 51 and the second guide block 52 correspondingly press the two bottom side edges of the first sliding block 4 (the first sliding block 4 can be further prevented from sliding out of the sliding channel by pressing the bottom step surfaces), and one end of the first guide block 51 and one end of the second guide block 52 are abutted to the cylinder support plate 2; one end of the ejector rod 15 is inserted into a side hole (the side hole is opposite to the cylinder support plate 2 and is matched with the size of the one end) of the first sliding block 4, and the other end (with threads) of the ejector rod 15 penetrates through the cylinder support plate 2 and is screwed into a screw hole of the cylinder 3 for threaded fixing.
The interlocking member includes: the lifting device comprises a first connecting rod 61, a second connecting rod 62, a third connecting rod 8, a first pin 7, a second pin 9, a third pin 11, a supporting block 10 and a lifting ring 12; one ends of the first connecting rod 61 and the second connecting rod 62 are respectively positioned at two sides of the jack of the first sliding block 4, and one ends of the first connecting rod 61 and the second connecting rod 62 are connected with the jack of the first sliding block 4 in a linkage manner through the first pin 7; the other ends of the first connecting rod 61 and the second connecting rod 62 are respectively positioned at two sides of a single opening (namely a through hole) of the third connecting rod 8, and the other ends of the first connecting rod 61 and the second connecting rod 62 are in linkage connection with the single opening of the third connecting rod 8 through a second pin 9; the bottom of the third connecting rod 8 is inserted between the two supporting arms of the supporting block 10, a bottom opening hole on the bottom is aligned with the arm holes on the two supporting arms, and the bottom opening hole of the third connecting rod 8 is in linkage connection with the arm holes of the supporting block 10 through a third pin 11; the base of the hanging ring 12 is fixed in the middle of the pressing plate 13, the ring part of the hanging ring 12 is inserted into a double-hole gap of a double-hole of the third connecting rod 8 (as shown in fig. 2, the third connecting rod 8 is not integrally penetrated, two holes are opposite, and a gap is arranged in the middle), and the hanging ring 12 is connected with the double-hole of the third connecting rod 8 in a linkage manner through a fourth pin 14.
The ejector rod 15 is a cylindrical rod with two thin ends and a thick middle part, and the two guide blocks are fixed on the bottom plate through screws. The first connecting rod 61 and the second connecting rod 6 are strip-shaped connecting rods with two ends being equal in width, and the third connecting rod 8 is similar to a triangle (smooth and smooth in triangle). The dimensions of each pin are adapted to the diameter of the hole through which it passes, i.e. the pin just fills the corresponding hole.
When the pneumatic valve is opened to open air, the cylinder 3 pushes the ejector rod 15 to move, the first slider 4 correspondingly slides on the slide way groove through the positioning bottom edge of the first slider 4, the first slider 4 slides to push one ends of the first connecting rod 61 and the second connecting rod 62 to approach the supporting block 10, the other ends of the first connecting rod 61 and the second connecting rod 62 push the single-opening end of the third connecting rod 8 upwards, and the double-opening end of the third connecting rod 8 correspondingly descends, so that the pressing plate 13 is pressed downwards. Similarly, it can be obtained that, when the pneumatic valve is turned off to exchange air, the cylinder 3 retracts the ram 15, the first slider 4 retracts to make one end of the first connecting rod 61 and one end of the second connecting rod 62 far away from the supporting block 10, the other end of the first connecting rod 61 and the other end of the second connecting rod 62 pull down the single-opening end of the third connecting rod 8, and the double-opening end of the third connecting rod 8 correspondingly rises, so that the pressing plate 13 rises.
Referring to fig. 4 and 5, the positioning assembly includes a first positioning pin top block 17, a second positioning pin top block 18, a second sliding block 19, a fourth connecting rod 20, a third guiding block 21, a fourth guiding block 22, a first floating positioning pin 23 and a second floating positioning pin 24; the second positioning pin top block 18 is fixed on one side of the first positioning pin top block 17, one end of a fourth connecting rod 20 is inserted into the concave surface of the first positioning pin top block 17, the second slide block 19 is aligned with the fourth connecting rod 20 at the interval of the first positioning pin top block 17, one end of the fourth connecting rod 20 passes through the concave surface of the first positioning pin top block 17 through a screw to be fixed with the second slide block 19 in a screwing manner, the other end of the fourth connecting rod 20 passes through a sliding through groove 25 on the bottom plate 1 (a shorter through groove positioned between two sliding groove in fig. 3, namely a strip-shaped through groove chiseled through on the bottom plate) and is fixedly connected with a screw hole on the top of the first slide block 4, a first floating positioning pin 23 and a second floating positioning pin 24 pass through a through hole on the bottom plate 1 from the back (as shown in fig. 5, one end of the sliding groove 26 is provided with 2 smaller round holes and 4 larger round holes, the floating positioning pins with corresponding thickness are selected according to, pass corresponding round hole), the upper end of floating locating pin (23, 24) stretches out bottom plate 1, the lower extreme of floating locating pin (23, 24) and the top surface butt of first locating pin kicking block 17, two location base lines of second slider 19 correspond and insert in two slide grooves 26 at the bottom of bottom plate 1 back, third guide block 21 and fourth guide block 22 are fixed in the both sides of second slider 19 side by side, and the bottom step face of third guide block 21 and fourth guide block 22 pushes down two bottom side edges of second slider 19 respectively.
Wherein, the middle of the first locating pin top block 17 is provided with a concave surface, and the side arms at the two sides of the concave surface are provided with an inclined surface for connection and transition from the top surface to the lower surface (lower than the top surface). When the pneumatic valve 16 is opened to enable the first slider 4 to slide, since the first slider 4 is connected to the other end of the fourth link 20, the fourth link 20 is driven to move, and the first positioning pin ejector block 17, the second positioning pin ejector block 18 and the second slider block 19 are driven to move synchronously (the two positioning pin ejector blocks are not fixed on the bottom plate, the whole positioning assembly presses the second slider block 19 through the third guide block 21 and the fourth guide block 22, and the fourth link 20 is connected to the first slider 4 for stabilization), the lower ends of the two floating positioning pins are originally abutted to the top surfaces of the side arms of the first positioning pin ejector block 17, along with the movement of the first positioning pin ejector block 17, the lower ends of the floating positioning pins sink (under the action of gravity) to the lower surface along the inclined surface of the side arms of the first positioning pin ejector block 17, so that the upper ends of the floating positioning pins correspondingly sink into the bottom plate (by setting the height of the lower surface, the upper ends of the floating positioning pins sink to be parallel to the bottom plate or in the middle of the, the bottom plate can not fall out), so that the floating positioning pin can not prop against the thin plate, and the CNC machining is convenient. Similarly, when the pneumatic valve is used for ventilation, the first sliding block 4 slides reversely to drive the connecting rod 20 to move reversely, so that the lower end of the floating positioning pin rises to the top surface along the inclined surface of the side arm of the first positioning pin jacking block 17, and the bottom plate can be extended out to recover positioning.
With continued reference to fig. 1, 2 and 3, the pressing assembly is installed in the following manner:
1. a cylinder support plate 2 is fixed on one side surface of a bottom plate 1, and a cylinder 3 is arranged on the cylinder support plate 2.
2. Correspondingly inserting two positioning bottom edges of a first sliding block 4 into two slide way grooves on the front surface of a bottom plate 1, respectively and correspondingly pressing two bottom side edges of the first sliding block 4 below bottom step surfaces of a first guide block 51 and a second guide block 52, and then screwing and fixing the two guide blocks (51 and 52) on the bottom plate 1 side by side, wherein one ends of the two guide blocks are abutted to an air cylinder support plate 2; one end of the ejector rod 15 is inserted into the side hole of the first sliding block 4, and the other end of the ejector rod 15 penetrates through the cylinder support plate 2 and is screwed into the screw hole of the cylinder 3 for threaded fixation.
3. One end of each of two connecting rods (a first connecting rod 61 and a second connecting rod 62) is placed on two sides of the jack of the first sliding block 4, the first pin 7 sequentially penetrates through the round hole in one end of the first connecting rod 61, the jack of the first sliding block 4 and the round hole in one end of the second connecting rod 62, and two ends of the first pin 7 are fixed through corresponding snap springs, so that the situation that the stability is influenced by the fact that the first pin 7 moves out in the using process can be avoided; so that one ends of the two connecting rods are connected with the first sliding block 4 in a linkage manner.
4. The other ends of the first connecting rod 61 and the second connecting rod 62 are respectively placed on two sides of the single opening of the third connecting rod 8, the second pin 9 sequentially penetrates through the round hole at the other end of the first connecting rod 61, the single opening and the round hole at the other end of the second connecting rod 62, and two ends of the second pin 9 are fixed through corresponding snap springs; thereby linking the other ends of the two links with the single aperture of the third link 8.
5. The bottom of the third connecting rod 8 is inserted between the two supporting arms of the supporting block 10, the bottom opening hole in the bottom is aligned with the arm holes in the two supporting arms, the third pin 11 sequentially penetrates through the arm hole in one supporting arm, the bottom opening hole and the arm hole in the other supporting arm, and the two ends of the third pin 11 are fixed through the corresponding snap springs, so that the bottom opening hole of the third connecting rod 8 is connected with the arm holes of the supporting block 10 in a linkage mode.
6. Fix the base of rings 12 in the middle of clamp plate 13 with the screw, insert rings 12's ring portion in the diplopore gap of the bipartition hole of third connecting rod 8, the round hole of ring portion aligns with the bipartition hole, and fourth pin 14 passes an trompil of third connecting rod 8, the round hole of ring portion, another trompil of third connecting rod 8 in proper order, and the both ends of fourth pin 14 are fixed through the jump ring that corresponds to be connected rings 12 and the bipartition hole interlock of third connecting rod 8.
With continued reference to fig. 1, 2, 4, and 5, the positioning assembly is installed in the following manner:
fixing one side face of a first positioning pin top block 17 and one side face of a second positioning pin top block 18 through screws, inserting one end of a fourth connecting rod 20 into a concave face of the first positioning pin top block 17, enabling the other end of the fourth connecting rod 20 to penetrate through a sliding through groove 25 in a bottom plate 1 and be fixed with a first sliding block 4 in a threaded mode, aligning a second sliding block 19 and the fourth connecting rod 20 through the first positioning pin top block 17 (namely aligning a side hole of the second sliding block 19, a through hole in the first positioning pin top block 17 and an opening hole in one end of the fourth connecting rod 20), enabling floating positioning pins (23 and 24) to penetrate through the through holes in the bottom plate 1 from the back face, enabling the upper ends of the floating positioning pins (23 and 24) to extend out of the bottom plate 1, enabling the lower ends of the floating positioning pins (23 and 24) to be abutted against top faces on side arms of the first positioning pin top block 17, enabling two positioning bottom edges of the second sliding block 19 to be correspondingly inserted into two sliding groove grooves in, The through hole of the concave surface of the first positioning pin top block 17 is screwed into the side hole of the second sliding block 19 for locking; the third guide block 21 and the fourth guide block 22 are screwed and fixed (fixed by screws or bolts) side by side on both sides of the second slider 19, and the bottom step surfaces of the third guide block 21 and the fourth guide block 22 press both bottom side edges of the second slider 19, respectively.
It should be understood that the sequence of the installation modes can be modified according to the habit of the user, and the installation is convenient.
Referring to fig. 1 to fig. 5, the processing principle of the universal thin plate processing jig is as follows:
put the sheet metal on the bottom plate and be located the position that the locating pin (23, 24) belonged to float, open pneumatic valve 16, when the pneumatic valve opened gas, cylinder 3 was pushing away ejector pin 15 and was removed, first slider 4 slides on the slide way groove, promote first connecting rod 61 and second connecting rod 62 and promote the two trompil end decline of third connecting rod 8 the time, first slider 4 drives fourth connecting rod 20 and removes, drive first locating pin kicking block 17 and remove and make the locating pin (23, 24) that float sink to the bottom plate in, clamp plate 13 descends and pushes down the sheet metal.
When the pneumatic valve is used for ventilation, the air cylinder 3 retracts the ejector rod 15, the first sliding block 4 retracts to enable the first connecting rod 61 and the second connecting rod 62 to drive the double-opening end of the third connecting rod 8 to correspondingly ascend, and meanwhile, the first positioning pin ejecting block 17 moves reversely to enable the floating positioning pins (23 and 24) to ascend and extend out of the bottom plate to eject the thin plate, so that the function of positioning again is played.
In summary, the universal processing jig for the thin plate provided by the utility model processes the thin plates with various thicknesses through one universal processing jig for the thin plate, and a jig for each thickness is not required to be designed, so that the jig cost is reduced; corresponding jigs do not need to be replaced for different thin plates, so that the operation is convenient, and the processing efficiency is improved; meanwhile, the position of the thin plate can be automatically positioned, and the machining precision is improved; and the positioning can be synchronously and automatically cancelled when the pressing is carried out, so that the CNC machining is prevented from being influenced.
The division of the functional modules is only used for illustration, and in practical applications, the functions may be distributed by different functional modules according to needs, that is, the functions may be divided into different functional modules to complete all or part of the functions described above.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (8)
1. A universal processing jig for thin plates is used for clamping the thin plates and is characterized by comprising a bottom plate, wherein a pressing assembly and a pneumatic valve are arranged on the front surface of the bottom plate, the pneumatic valve is fixed on the side surface of the bottom plate and is in pneumatic connection with the pressing assembly, a positioning assembly is arranged on the back surface of the bottom plate, and the pressing assembly is connected with the positioning assembly;
the positioning assembly is used for positioning the position of the thin plate on the bottom plate; when the pneumatic valve is opened, the pressing assembly is driven to descend to compress the thin plate, and the pressing assembly drives the positioning assembly to synchronously move so as to cancel positioning; when the pneumatic valve is used for ventilation, the pressing assembly is driven to ascend to loosen the thin plate, and the pressing assembly drives the positioning assembly to reversely and synchronously move so as to recover positioning.
2. The universal thin plate machining jig of claim 1, wherein the pressing assembly comprises: the device comprises a cylinder support plate, a cylinder, a pressure plate, a pushing component and a linkage component; the air cylinder supporting plate is fixed on one side face of the bottom plate, the air cylinder is fixed on the outer side of the air cylinder supporting plate and is in pneumatic connection with the pneumatic valve, the pushing component is arranged on the bottom plate and is connected with the air cylinder supporting plate, the air cylinder and the linkage component, and the pressing plate is fixed on the linkage component;
when the pneumatic valve is opened, the air cylinder controls the pushing component to push the linkage component, and the linkage component presses downwards to enable the pressing plate to press the thin plate; when the pneumatic valve is used for air exchange, the air cylinder controls the pushing component to return and pull back the linkage component, and the linkage component drives the pressing plate to ascend so as to loosen the thin plate.
3. The universal processing jig for thin plates as claimed in claim 2, wherein the pushing member comprises a first slide block, a first guide block, a second guide block and a push rod; the two positioning bottom edges of the first sliding block are correspondingly inserted into the two sliding channel grooves of the bottom plate, the first guide block and the second guide block are fixed on the bottom plate side by side, the bottom step surfaces of the first guide block and the second guide block correspondingly press the two bottom side edges of the first sliding block, and one ends of the first guide block and the second guide block are abutted to the cylinder support plate; one end of the ejector rod is inserted into the side hole of the first sliding block, and the other end of the ejector rod penetrates through the cylinder support plate and is inserted into the screw hole of the cylinder.
4. The universal processing jig for thin plates as claimed in claim 3, wherein the interlocking member comprises: the device comprises a first connecting rod, a second connecting rod, a third connecting rod, a first pin, a second pin, a third pin, a supporting block and a lifting ring;
one ends of the first connecting rod and the second connecting rod are respectively positioned at two sides of the jack of the first sliding block, and one ends of the first connecting rod and the second connecting rod are connected with the jack of the first sliding block in a linkage manner through a first pin;
the other ends of the first connecting rod and the second connecting rod are respectively positioned at two sides of the single opening of the third connecting rod, and the other ends of the first connecting rod and the second connecting rod are in linkage connection with the single opening of the third connecting rod through a second pin;
the bottom of the third connecting rod is inserted between the two supporting arms of the supporting block, and a bottom opening of the third connecting rod is in linkage connection with the arm holes of the supporting block through a third pin;
the base of the lifting ring is fixed in the middle of the pressing plate, the ring portion of the lifting ring is inserted into a double-hole gap of a double-hole of the third connecting rod, and the lifting ring is connected with the double-hole linkage of the third connecting rod through a fourth pin.
5. The universal processing jig for thin plates according to claim 4, wherein the positioning assembly comprises a first positioning pin jacking block, a second sliding block, a fourth connecting rod, a third guide block, a fourth guide block, a first floating positioning pin and a second floating positioning pin; the second positioning pin ejecting block is fixed on one side of the first positioning pin ejecting block, one end of a fourth connecting rod is inserted into the concave surface of the first positioning pin ejecting block, the second sliding block and the fourth connecting rod are aligned at a position separated from the first positioning pin ejecting block, one end of the fourth connecting rod penetrates through the concave surface of the first positioning pin ejecting block through a screw and is fixedly connected with the second sliding block in a threaded mode, the other end of the fourth connecting rod penetrates through a sliding through groove in the bottom plate and is fixedly connected with the first sliding block in a threaded mode, the first floating positioning pin and the second floating positioning pin penetrate through a through hole in the bottom plate from the back side, the upper end of the floating positioning pin extends out of the bottom plate, the lower ends of the first floating positioning pin and the second floating positioning pin are abutted to the top surface of the first positioning pin ejecting block, two positioning bottom edges of the second sliding block are correspondingly inserted into two sliding channel grooves in the back side of the bottom plate, the third guiding block and the fourth guiding block are fixed on two sides of the second sliding block side by.
6. The universal processing jig for thin plates as claimed in claim 4, wherein the first link and the second link are bar-shaped links having equal width at both ends.
7. The universal thin plate processing jig of claim 5, wherein the sliding through groove is located between two slide grooves and in the middle of the slide grooves.
8. The universal processing jig for thin plates as claimed in claim 5, wherein a concave surface is provided in the middle of the first positioning pin top block, and an inclined surface is provided on the side arms at both sides of the concave surface for connecting and transitioning from the top surface to the lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922227423.8U CN211249771U (en) | 2019-12-13 | 2019-12-13 | Universal processing jig for thin plates |
Applications Claiming Priority (1)
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| CN110815095A (en) * | 2019-12-13 | 2020-02-21 | 深圳奥维德机电有限公司 | Universal processing jig for thin plates |
| CN110815095B (en) * | 2019-12-13 | 2024-04-26 | 深圳奥维德机电有限公司 | Universal processing jig for thin plates |
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