CN216503478U - Positioning and clamping device of cylinder tensioning mechanism - Google Patents
Positioning and clamping device of cylinder tensioning mechanism Download PDFInfo
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- CN216503478U CN216503478U CN202122494499.4U CN202122494499U CN216503478U CN 216503478 U CN216503478 U CN 216503478U CN 202122494499 U CN202122494499 U CN 202122494499U CN 216503478 U CN216503478 U CN 216503478U
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Abstract
The utility model provides a positioning and clamping device of an air cylinder tensioning mechanism, which can place a workpiece or a product between two clamping plates through a bottom plate, the clamping plates, an auxiliary clamping block, a transmission mechanism, a locking bolt and a linkage mechanism, wherein the auxiliary clamping block is inserted into a bottom socket of the workpiece or the product, the two clamping plates are pushed simultaneously to enable the two clamping plates to approach each other and clamp the workpiece or the product, the auxiliary clamping block is driven by the transmission mechanism to approach the corresponding clamping plate and clamp the workpiece or the product while the clamping plates are pushed, the linkage mechanism converts the movement of the auxiliary clamping block into the movement of the locking bolt while the auxiliary clamping block slides, the locking bolt extends out of a containing groove and is inserted into a locking hole in the inner wall of the bottom socket of the workpiece or the product, when the clamping plates are loosened during machining, the locking bolt on the auxiliary clamping block is clamped in the locking hole to clamp the workpiece or the product, the condition that the workpiece or the product falls off is reduced.
Description
Technical Field
The utility model relates to the technical field of positioning and clamping devices, in particular to a positioning and clamping device of an air cylinder tensioning mechanism.
Background
The positioning and clamping device is a device for limiting the position of a workpiece or a product to be clamped and fixed, the existing positioning and clamping device generally pushes the clamping block to clamp and fix the workpiece or the product through the driving mechanism, but the existing clamping block only clamps the workpiece or the product through two or more simple clamping blocks, when the clamping force of the positioning and clamping device is insufficient, people can throw the workpiece or the product away to cause accidents and the like when processing is carried out, and the device is inconvenient.
SUMMERY OF THE UTILITY MODEL
Based on the technical problems in the background art, the utility model provides a positioning and clamping device of a cylinder tensioning mechanism.
The positioning and clamping device of the cylinder tensioning mechanism comprises a bottom plate and a clamping plate, wherein the clamping plate is slidably mounted on the bottom plate, an auxiliary clamping block is slidably mounted on the bottom plate, the clamping plate and the auxiliary clamping block can be far away from or close to each other, and a transmission mechanism is arranged between the clamping plate and the auxiliary clamping block; the auxiliary clamping block is provided with a containing groove, a locking bolt is installed in the containing groove, and the auxiliary clamping block is provided with a linkage mechanism for driving the locking bolt to stretch out of the containing groove.
Preferably, the transmission mechanism comprises an L-shaped rack, a transmission rack and a transmission gear; the clamping device is characterized in that a first limiting sliding groove in sliding fit with the L-shaped rack is formed in the bottom plate, the short edge of the L-shaped rack penetrates through the limiting sliding groove and is connected with the clamping plate, a second limiting sliding groove in sliding fit with the transmission rack is formed in the bottom plate, the L-shaped rack is in transmission connection with the transmission rack through a transmission gear, and a clamping sliding groove in sliding fit with the auxiliary clamping block is formed in the bottom plate.
Preferably, the linkage mechanism comprises a transmission telescopic rod, a first spring, a special eccentric wheel and an auxiliary clamping block; an inclined plane limiting rod arranged along the sliding direction of the auxiliary clamping block is connected in the clamping sliding groove, a limiting through hole in sliding fit with the inclined plane limiting rod is formed in the auxiliary clamping block in a penetrating mode, an inclined plane is arranged on the inclined plane limiting rod, a movable groove in sliding fit with the transmission telescopic rod is formed in the auxiliary clamping block, the transmission telescopic rod penetrates through the movable groove and extends into the limiting through hole to be in sliding fit with the inclined plane on the inclined plane limiting rod, the first spring is located in the movable groove, and one end of the first spring is connected with one end, away from the inclined plane limiting rod, of the transmission telescopic rod; the auxiliary clamping block is internally provided with a rotating groove in running fit with a special eccentric wheel, the rotating groove is communicated with a movable groove, one side, close to a transmission telescopic rod, of the special eccentric wheel is meshed with the transmission telescopic rod, one end of a locking bolt extends into the rotating groove and abuts against the periphery of the special eccentric wheel, the outer wall of the accommodating groove is circumferentially provided with a placing groove, the locking bolt is circumferentially connected with a lug in sliding fit with the placing groove, and the second spring is located in the placing groove and sleeved on the locking bolt.
Preferably, at least two groups of driving mechanisms are installed on the bottom plate, and each group of driving mechanisms is used for driving one clamping plate to slide on the bottom plate.
Preferably, a clamping mechanism is arranged on one side, away from the driving mechanism, of the clamping plate.
Preferably, the clamping mechanism comprises an auxiliary clamping block, a gear shaft and a rotating mechanism; set up the hidden groove that can accomodate supplementary fixture block on the bottom plate, one side of supplementary fixture block is connected on the gear shaft, set up on the splint with gear shaft normal running fit's torsion groove, slewing mechanism is used for driving gear shaft rotation.
Preferably, slewing mechanism includes carousel and face gear, face gear and gear shaft meshing and at the splint internal rotation, the carousel rotates to be connected on the splint, through connecting axle fixed connection between carousel and the face gear.
Preferably, scale marks are arranged on the bottom plate along the sliding direction of the clamping plate.
The positioning and clamping device of the cylinder tensioning mechanism provided by the utility model has the beneficial effects that: through the arranged bottom plate, the clamping plates, the auxiliary clamping blocks, the transmission mechanism, the locking bolts and the linkage mechanism, when a workpiece or a product is clamped, the workpiece or the product can be placed between the two clamping plates, the auxiliary clamping blocks are inserted into the bottom sockets of the workpiece or the product at the same time, the two clamping plates are pushed simultaneously to enable the two clamping plates to approach each other and clamp the workpiece or the product, the auxiliary clamping blocks are driven by the transmission mechanism to approach the corresponding clamping plates and clamp the workpiece or the product while the clamping plates are pushed, the linkage mechanism converts the movement of the auxiliary clamping blocks into the movement of the locking bolts while the auxiliary clamping blocks slide, the locking bolts extend out of the accommodating grooves and are inserted into the locking holes in the inner walls of the bottom sockets of the workpiece or the product, when the clamping plates are loosened during processing, the position of the workpiece or the product can be clamped in the locking holes by the locking bolts on the auxiliary clamping blocks, the condition that the workpiece or the product falls off is reduced.
Drawings
Fig. 1 is a schematic structural view of a positioning and clamping device of an air cylinder tensioning mechanism provided by the utility model;
fig. 2 is a top sectional view of a positioning and clamping device of a cylinder tensioning mechanism according to the present invention;
fig. 3 is a side sectional view of a positioning and clamping device of a cylinder tensioning mechanism according to the present invention;
fig. 4 is a schematic structural view of an auxiliary clamp block in a positioning and clamping device of an air cylinder tensioning mechanism provided by the utility model;
fig. 5 is a schematic structural view of a clamping plate in the positioning and clamping device of the cylinder tensioning mechanism provided by the utility model;
fig. 6 is a cross-sectional view of an auxiliary clamp block in a positioning and clamping device of a cylinder tensioning mechanism provided by the utility model;
FIG. 7 is a schematic structural view of a special eccentric wheel in a positioning and clamping device of a cylinder tensioning mechanism according to the present invention;
fig. 8 is a cross-sectional view of a clamping plate in a positioning and clamping device of a cylinder tensioning mechanism according to the present invention.
In the figure: 1. a base plate; 2. a splint; 3. an auxiliary clamp block; 4. locking a bolt; 5. an L-shaped rack; 6. a drive rack; 7. a transmission gear; 8. clamping the chute; 9. the telescopic rod is driven; 10. a first spring; 11. a special eccentric wheel; 12. an auxiliary clamping block; 13. a second spring; 14. an inclined plane limiting rod; 15. limiting and perforating; 16. a gear shaft; 17. a turntable; 18. a face gear.
Detailed Description
Referring to fig. 1 to 8, the utility model provides a positioning and clamping device of a cylinder tensioning mechanism, comprising a bottom plate 1 and a clamping plate 2, wherein:
the clamping plate 2 is slidably mounted on the bottom plate 1, the auxiliary clamping block 3 is slidably mounted on the bottom plate 1, the clamping plate 2 and the auxiliary clamping block 3 can be far away from or close to each other, and a transmission mechanism is arranged between the clamping plate 2 and the auxiliary clamping block 3; the auxiliary clamping block 3 is provided with an accommodating groove, a locking bolt 4 is arranged in the accommodating groove, and the auxiliary clamping block 3 is provided with a linkage mechanism for driving the locking bolt 4 to extend out of the accommodating groove; when clamping work piece or product, people can place work piece or product on bottom plate 1 earlier and place between two splint 2, promote two splint 2 again and make work piece or product press from both sides tightly, supplementary clamp splice 3 inserts in the socket of work piece or product bottom simultaneously, when promoting splint 2, the removal of splint 2 is transmitted to supplementary clamp splice 3 by drive mechanism, make the supplementary clamp splice 3 that corresponds be close to the removal to splint 2, transmit the removal of supplementary clamp splice 3 to locking bolt 4 by link gear when supplementary clamp splice 3 removes, locking bolt 4 stretches out and accomodates the groove and insert in the locking hole of socket inner wall, can block the bottom of work piece or product, in the course of working, when work piece or product appear becoming flexible, can reduce the condition emergence that work piece or product drop, reduce the emergence of accident.
In a specific embodiment, the transmission mechanism comprises an L-shaped rack 5, a transmission rack 6 and a transmission gear 7; a first limiting sliding groove in sliding fit with the L-shaped rack 5 is formed in the bottom plate 1, the short edge of the L-shaped rack 5 penetrates through the limiting sliding groove and is connected with the clamping plate 2, a second limiting sliding groove in sliding fit with the transmission rack 6 is formed in the bottom plate 1, the L-shaped rack 5 is in transmission connection with the transmission rack 6 through a transmission gear 7, and a clamping sliding groove 8 in sliding fit with the auxiliary clamping block 3 is formed in the bottom plate 1; when promoting splint 2, splint 2 can drive L type rack 5 and slide in a spacing spout when sliding, can drive the drive gear 7 of meshing when L type rack 5 slides and rotate and drive rack 6 by drive gear 7 and slide in No. two spacing spouts simultaneously, drive supplementary clamp splice 3 by drive gear 6 again and slide in pressing from both sides tight spout 8 for supplementary clamp splice 3 slides in the socket, can make supplementary clamp splice 3 press from both sides the work piece with the product with splint 2 and press from both sides tightly.
In a specific embodiment, the linkage mechanism comprises a transmission telescopic rod 9, a first spring 10, a special eccentric wheel 11 and an auxiliary clamping block 12; an inclined plane limiting rod 14 arranged along the sliding direction of the auxiliary clamping block 3 is connected in the clamping sliding groove 8, a limiting through hole 15 in sliding fit with the inclined plane limiting rod 14 penetrates through the auxiliary clamping block 3, an inclined plane is arranged on the inclined plane limiting rod 14, a movable groove in sliding fit with the transmission telescopic rod 9 is formed in the auxiliary clamping block 3, the transmission telescopic rod 9 penetrates through the movable groove and extends into the limiting through hole 15 to be in sliding fit with the inclined plane on the inclined plane limiting rod 14, the first spring 10 is located in the movable groove, and one end of the first spring 10 is connected with one end, far away from the inclined plane limiting rod 14, of the transmission telescopic rod 9; a rotating groove which is in running fit with the special eccentric wheel 11 is formed in the auxiliary clamping block 3 and is communicated with the movable groove, one side, close to the transmission telescopic rod 9, of the special eccentric wheel 11 is meshed with the transmission telescopic rod 9, one end of the locking bolt 4 extends into the rotating groove and abuts against the periphery of the special eccentric wheel 11, a placing groove is formed in the circumferential direction of the outer wall of the containing groove, a convex block which is in sliding fit with the placing groove is connected to the locking bolt 4 in the circumferential direction, and the second spring 13 is located in the placing groove and is sleeved on the locking bolt 4; the auxiliary clamping block 3 slides in the clamping chute 8, the inclined plane limiting rod 14 slides in the limiting through hole 15, the inclined plane at the bottom of the transmission telescopic rod 9 is in sliding fit with the inclined plane on the inclined plane limiting rod 14, so that the transmission telescopic rod 9 slides upwards, in the process of lifting the transmission telescopic rod 9, teeth on the transmission telescopic rod 9 are meshed with teeth on the periphery of the special eccentric wheel 11 to rotate the special eccentric wheel 11, a lug of the special eccentric wheel 11 pushes out the locking bolt 4, the locking bolt 4 is inserted into a locking hole in the inner wall of the socket, the situation that workpieces or products are loosened and fall off can be reduced, the occurrence of accidents is reduced, when the auxiliary clamping block is disassembled, the bottom of the transmission telescopic rod 9 is in sliding fit with the inclined plane on the inclined plane limiting rod 14 again, the transmission telescopic rod 9 descends along the inclined plane, and the transmission telescopic rod 9 descends under the action of the spring 10, meanwhile, the special eccentric wheel 11 is driven to rotate, the convex block is pushed under the action of the second spring 13, so that the locking bolt 4 is retracted into the accommodating groove, and the auxiliary clamping block 3 can be conveniently separated from the socket.
In a specific embodiment, at least two groups of driving mechanisms are mounted on the bottom plate 1, and each group of driving mechanisms is used for driving a clamping plate 2 to slide on the bottom plate 1; the driving mechanism can drive the clamping plate 2 to slide on the bottom plate 1, and the driving mechanism can be an air cylinder, a hydraulic cylinder, an electric push rod and the like.
In a specific embodiment, a clamping mechanism is arranged on one side of the clamping plate 2 away from the driving mechanism; when two splint 2 press from both sides work piece or product tight, the outer wall chucking of accessible chucking mechanism with work piece or product further blocks the tight fastness of work piece or product clamp, and the condition that reduces to drop takes place.
In a specific embodiment, the clamping mechanism comprises an auxiliary fixture block 12, a gear shaft 16 and a rotating mechanism; the bottom plate 1 is provided with a hidden groove capable of accommodating the auxiliary fixture block 12, one side of the auxiliary fixture block 12 is connected to the gear shaft 16, the clamping plate 2 is provided with a torsion groove in rotary fit with the gear shaft 16, and the rotating mechanism is used for driving the gear shaft 16 to rotate; when needs use, people can slewing mechanism drive gear shaft 16 and rotate, drive supplementary fixture block 12 by gear shaft 16 again and rotate and open, when pressing from both sides tight work piece or product, can insert the chucking inslot that corresponds by supplementary fixture block 12, can increase the tight firm degree of work piece or product clamp, the condition that work piece or product drop appears in the reduction, when not using, can accomodate into hiding the inslot with supplementary fixture block 12, the maximum turned angle of supplementary fixture block 12 is ninety degrees moreover.
In a specific embodiment, the rotating mechanism comprises a rotary table 17 and a face gear 18, the face gear 18 is meshed with the gear shaft 16 and rotates in the clamping plate 2, the rotary table 17 is rotatably connected to the clamping plate 2, and the rotary table 17 is fixedly connected with the face gear 18 through a connecting shaft; people can rotate the turntable 17 to drive the end face gear 18 to rotate through the connecting shaft, so that the end face gear 18 drives the gear shaft 16 to rotate, and the auxiliary clamping block 12 is controlled to be opened or stored.
In a specific embodiment, scale marks are arranged on the bottom plate 1 along the sliding direction of the clamping plate 2; one can determine the position of the workpiece or product by means of the graduation marks.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. The positioning and clamping device of the cylinder tensioning mechanism is characterized by comprising a bottom plate (1) and a clamping plate (2), wherein the clamping plate (2) is slidably mounted on the bottom plate (1), an auxiliary clamping block (3) is slidably mounted on the bottom plate (1), the clamping plate (2) and the auxiliary clamping block (3) can be far away from or close to each other, and a transmission mechanism is arranged between the clamping plate (2) and the auxiliary clamping block (3); the auxiliary clamping block (3) is provided with a containing groove, a locking bolt (4) is installed in the containing groove, and a linkage mechanism used for driving the locking bolt (4) to stretch out of the containing groove is installed on the auxiliary clamping block (3).
2. The positioning and clamping device of the cylinder tensioning mechanism according to claim 1, wherein the transmission mechanism comprises an L-shaped rack (5), a transmission rack (6) and a transmission gear (7); set up on bottom plate (1) with L type rack (5) sliding fit's spacing spout one number, the minor face of L type rack (5) passes spacing spout and is connected with splint (2), set up on bottom plate (1) with No. two spacing spouts of driving rack (6) sliding fit, be connected through drive gear (7) transmission between L type rack (5) and driving rack (6), set up on bottom plate (1) with supplementary clamp splice (3) sliding fit's tight spout of clamp (8).
3. The positioning and clamping device of the cylinder tensioning mechanism according to claim 2, wherein the linkage mechanism comprises a transmission telescopic rod (9), a first spring (10), a special eccentric wheel (11) and an auxiliary clamping block (12); an inclined plane limiting rod (14) arranged along the sliding direction of the auxiliary clamping block (3) is connected in the clamping sliding groove (8), a limiting through hole (15) in sliding fit with the inclined plane limiting rod (14) penetrates through the auxiliary clamping block (3), an inclined plane is arranged on the inclined plane limiting rod (14), a movable groove in sliding fit with the transmission telescopic rod (9) is formed in the auxiliary clamping block (3), the transmission telescopic rod (9) penetrates through the movable groove and extends into the limiting through hole (15) to be in sliding fit with the inclined plane on the inclined plane limiting rod (14), the first spring (10) is located in the movable groove, and one end of the first spring (10) is connected with one end, far away from the inclined plane limiting rod (14), of the transmission telescopic rod (9); set up in supplementary clamp splice (3) with special eccentric wheel (11) normal running fit's swivelling chute, and swivelling chute and activity groove intercommunication, one side and transmission telescopic link (9) meshing that special eccentric wheel (11) are close to transmission telescopic link (9), the one end of locking bolt (4) extends to the swivelling chute and supports and lean on the periphery at special eccentric wheel (11), and the outer wall circumference of accomodating the groove has seted up and has put the groove, circumferential connection has and puts groove sliding fit's lug on locking bolt (4), No. two spring (13) are located and place the inslot and cover and establish on locking bolt (4).
4. The positioning and clamping device of the cylinder tensioning mechanism is characterized in that at least two sets of driving mechanisms are mounted on the bottom plate (1), and each set of driving mechanism is used for driving a clamping plate (2) to slide on the bottom plate (1).
5. The positioning and clamping device for the cylinder tensioning mechanism is characterized in that a clamping mechanism is arranged on one side, away from the driving mechanism, of the clamping plate (2).
6. The positioning and clamping device of the cylinder tensioning mechanism is characterized in that the clamping mechanism comprises an auxiliary clamping block (12), a gear shaft (16) and a rotating mechanism; set up the hidden groove that can accomodate supplementary fixture block (12) on bottom plate (1), one side of supplementary fixture block (12) is connected on gear shaft (16), set up on splint (2) with gear shaft (16) normal running fit's turn round groove, slewing mechanism is used for driving gear shaft (16) and rotates.
7. The positioning and clamping device of the cylinder tensioning mechanism is characterized in that the rotating mechanism comprises a rotary table (17) and a face gear (18), the face gear (18) is meshed with the gear shaft (16) and rotates in the clamping plate (2), the rotary table (17) is rotatably connected to the clamping plate (2), and the rotary table (17) is fixedly connected with the face gear (18) through a connecting shaft.
8. The positioning and clamping device of the cylinder tensioning mechanism is characterized in that scale marks are arranged on the bottom plate (1) along the sliding direction of the clamping plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122494499.4U CN216503478U (en) | 2021-10-15 | 2021-10-15 | Positioning and clamping device of cylinder tensioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122494499.4U CN216503478U (en) | 2021-10-15 | 2021-10-15 | Positioning and clamping device of cylinder tensioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216503478U true CN216503478U (en) | 2022-05-13 |
Family
ID=81522228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122494499.4U Active CN216503478U (en) | 2021-10-15 | 2021-10-15 | Positioning and clamping device of cylinder tensioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216503478U (en) |
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2021
- 2021-10-15 CN CN202122494499.4U patent/CN216503478U/en active Active
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