CN216065241U - Punch limiting clamp for hardware processing - Google Patents
Punch limiting clamp for hardware processing Download PDFInfo
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- CN216065241U CN216065241U CN202122526693.6U CN202122526693U CN216065241U CN 216065241 U CN216065241 U CN 216065241U CN 202122526693 U CN202122526693 U CN 202122526693U CN 216065241 U CN216065241 U CN 216065241U
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- fixing rod
- transverse
- supporting rods
- long grooves
- hardware processing
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Abstract
The utility model relates to the field of limiting clamps, in particular to a punch limiting clamp for hardware processing. The fixing rod comprises a longitudinal fixing rod, two transverse supporting rods are arranged on the left side of the fixing rod and are connected with the fixing rod through a positioning adjusting structure, transverse first long grooves are formed in the opposite end faces of the two supporting rods, two gears are arranged in the first long grooves in a rotating mode, fan-shaped wheels are fixed to the upper ends of the gears, transverse racks are arranged in the first long grooves in a sliding mode and are meshed with the gears, the left ends of the racks are connected with the left groove wall of the first long groove through springs, transverse sliding grooves are formed in the right sides of the supporting rods and are communicated with the first long grooves, ejector rods are arranged on the left side of the fixing rod and penetrate through the sliding grooves in the supporting rods, the ejector rods tightly abut against the right ends of the racks, air cylinders are fixed on the fixing rod, and telescopic rods of the air cylinders are fixedly connected with the ejector rods. The utility model has good stability to hardware products, is convenient for taking down punched hardware products and has wide application range.
Description
Technical Field
The utility model relates to the field of limiting clamps, in particular to a punch limiting clamp for hardware processing.
Background
The punching machine is a punching press, and in national production, the punching process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of manufacturing products which cannot be achieved by machining through various die applications due to the fact that compared with the traditional machining, the punching process has the advantages of wide application range; when the existing punching machine punches blanks, the workpieces required to be machined often have certain errors in the machining process due to the displacement effect, and secondly, the positions of the clamps cannot be adjusted according to the size of the working surface of the punching machine or the size of a hardware product, so that the punching machine is very inconvenient to use, and after the hardware product is punched, the hardware product is inconvenient to take down.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems that the punch press limiting clamp for hardware processing is simple in structure, convenient to use, capable of conveniently taking down punched hardware, suitable for hardware with different sizes and wide in application range.
In order to achieve the purpose, the utility model provides the technical scheme that:
a punch limiting clamp for hardware processing comprises a longitudinal fixing rod, two transverse supporting rods are arranged on the left side of the fixing rod and connected with the fixing rod through a positioning adjusting structure, the two supporting rods are symmetrically arranged front and back, transverse first long grooves are formed in the opposite end faces of the two supporting rods, two gears are rotatably arranged in the first long grooves, the two gears in the first long grooves are symmetrically arranged left and right, sector wheels are fixed at the upper ends of the gears, transverse racks are arranged in the first long grooves in a sliding mode, the racks are meshed with the gears, the left ends of the racks are connected with the left groove walls of the first long grooves through springs, transverse sliding grooves are formed in the right sides of the supporting rods and communicated with the first long grooves, ejector rods are arranged on the left side of the fixing rod and penetrate through the sliding grooves in the supporting rods, the ejector rods tightly abut against the right ends of the racks, air cylinders are fixed on the fixing rod, telescopic rods of the air cylinders are fixedly connected with the ejector rods, and transverse limiting devices are arranged between the two supporting rods below the ejector rods.
Specifically, the positioning and adjusting structure comprises two longitudinal second long grooves formed in the left end of the fixing rod, the two second long grooves are symmetrically arranged in the front and back direction, a double-end lead screw is arranged in the fixing rod in a rotating mode and penetrates through the two second long grooves, the spiral directions of threads on the front side and the back side of the double-end lead screw are opposite, sliding blocks are fixed at the right end of the supporting rod and are arranged in the second long grooves on one side of the supporting rod in a sliding mode, the sliding blocks are in threaded connection with the double-end lead screw, and the front end of the double-end lead screw extends to the outside of the fixing rod.
Specifically, two lug plates are fixed on the right side of the fixing rod, and the two lug plates are symmetrically arranged in the front-back direction.
Specifically, the ear plate, the fixing rod and the lower end of the supporting rod are parallel and level.
Specifically, a nut is fixed at the front end of the double-end lead screw.
Specifically, horizontal stop device includes two horizontal bolts, and two bolts symmetry sets up around, and the bolt runs through the dead lever and rather than threaded connection, is provided with the roof between two branches, and the bolt left end is connected with the roof rotation.
Specifically, the outer edge of the sector wheel is provided with anti-skid lines.
Specifically, a retaining ring is fixed on the sliding block on the outer side of the second long groove and is in sliding contact with the left end face of the fixed rod.
Compared with the prior art, the utility model has the beneficial effects that:
the punching die has the advantages of simple structure, convenience in operation, good stability for hardware products, convenience in taking down punched hardware products, capability of adjusting the distance between the two supporting rods, suitability for hardware products of different sizes and wide application range.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of the fixing lever.
Detailed Description
As shown in fig. 1, a punch press limiting clamp for hardware processing comprises a longitudinal fixing rod 9, two transverse supporting rods 1 are arranged on the left side of the fixing rod 9, two lug plates 16 are fixed on the right side of the fixing rod 9, the two lug plates 16 are symmetrically arranged front and back, the lower ends of the lug plates 16, the fixing rod 9 and the supporting rods 1 are parallel and level, the supporting rods 1 are connected with the fixing rod 9 through a positioning adjusting structure, the two supporting rods 1 are symmetrically arranged front and back, transverse first long grooves 2 are respectively arranged on the opposite end surfaces of the two supporting rods 1, two gears 4 are respectively rotatably arranged in the first long grooves 2, the two gears 4 in the first long grooves 2 are symmetrically arranged left and right, fan-shaped wheels 5 are respectively fixed on the upper ends of the gears 4, anti-skid patterns are processed on the outer edges of the fan-shaped wheels 5, the anti-skid patterns can increase the friction force between the fan-shaped wheels 5 and hardware, transverse racks 3 are respectively slidably arranged in the first long grooves 2, the rack 3 is meshed with the gear 4, the left end of the rack 3 is connected with the left groove wall of the first long groove 2 through the spring 6, the right side of the support rod 1 is provided with a transverse sliding groove 7, the sliding groove 7 is communicated with the first long groove 2, the left side of the fixed rod 9 is provided with a push rod 8, the push rod 8 penetrates through the sliding groove 7 on the support rod 1, the push rod 8 tightly abuts against the right end of the rack 3, the fixed rod 9 is fixedly provided with a cylinder 15, a telescopic rod of the cylinder 15 is fixedly connected with the push rod 8, and a transverse limiting device is arranged between the two support rods 1 below the push rod 8.
The transverse limiting device comprises two transverse bolts 17, the two bolts 17 are symmetrically arranged front and back, the bolts 17 penetrate through the fixing rod 9 and are in threaded connection with the fixing rod, a top plate 18 is arranged between the two support rods 1, and the left end of each bolt 17 is rotatably connected with the top plate 18.
The positioning and adjusting structure comprises two longitudinal second long grooves 10 arranged at the left end of a fixed rod 9, the two second long grooves 10 are symmetrically arranged in front and back, a double-end lead screw 12 is rotatably arranged in the fixed rod 9, the double-end lead screw 12 penetrates through the two second long grooves 10, the screw thread spiral directions of the front side and the back side of the double-end lead screw 12 are opposite, sliding blocks 11 are fixed at the right end of a support rod 1, the sliding blocks 11 are slidably arranged in the second long grooves 10 on one side of the slide blocks 11, blocking rings 13 are fixed on the sliding blocks 11 on the outer sides of the second long grooves 10, the blocking rings 13 are in sliding contact with the left end face of the fixed rod 9, the blocking rings 13 can increase the stability of the sliding blocks 11 when the sliding blocks 11 slide in the second long grooves 10, the sliding blocks 11 are in threaded connection with the double-end lead screws 12, the front ends of the double-end lead screws 12 extend to the outer portion of the fixed rod 9, and nuts 14 are fixed at the front ends of the double-end lead screws 12.
When the punching machine is used, the lug plate 16 is fixedly connected with a workbench of a punching machine, a hardware product is placed between the two support rods 1, the two bolts 17 are simultaneously rotated to adjust the distance between the top plate 18 and the fixed rod 9, then the right end of the hardware product is tightly pressed against the top plate 18, the top plate 8 is further utilized to position the hardware product in the transverse direction, before the hardware product is punched, the air cylinder 15 is started, the telescopic rod of the air cylinder 15 extends, the telescopic rod of the air cylinder 15 enables the rack 3 to move towards the left side through the ejector rod 8, the spring 6 is compressed, the gear 4 drives the sector wheel 5 thereon to rotate in the process of moving towards the left side of the rack 3, after the sector wheel 5 rotates out of the first long groove 2, the sector wheels 5 on the front side and the rear side can stably clamp the hardware product between the two support rods 1, and when the hardware product is punched, the hardware product can be effectively prevented from moving, the punching precision is ensured.
When the distance between two branch 1 need be adjusted, rotate double-ended lead screw 12 through nut 14, when double-ended lead screw 12 rotated, two slip 11 were close to each other or were kept away from to make the distance between two branch 1 change, can realize carrying out the centre gripping to the hardware products of equidimension not, application scope is wide.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A punch press limiting clamp for hardware processing comprises a longitudinal fixing rod and is characterized in that two transverse supporting rods are arranged on the left side of the fixing rod and are connected with the fixing rod through a positioning adjusting structure, the two supporting rods are symmetrically arranged in the front and back direction, transverse first long grooves are formed in the opposite end faces of the two supporting rods, two gears are rotatably arranged in the first long grooves, the two gears in the first long grooves are symmetrically arranged in the left and right direction, sector wheels are fixed at the upper ends of the gears, transverse racks are slidably arranged in the first long grooves and are meshed with the gears, the left ends of the racks are connected with the left groove walls of the first long grooves through springs, transverse chutes are formed in the right sides of the supporting rods and are communicated with the first long grooves, an ejector rod is arranged on the left side of the fixing rod and penetrates through the chutes in the supporting rods, the ejector rod tightly abuts against the right ends of the racks, an air cylinder is fixed on the fixing rod, and a telescopic rod of the air cylinder is fixedly connected with the ejector rod, a transverse limiting device is arranged between the two supporting rods below the mandril.
2. The punch limiting fixture for hardware processing as claimed in claim 1, wherein the positioning adjustment structure includes two longitudinal second elongated slots formed at a left end of the fixing rod, the two second elongated slots are symmetrically arranged in front and back, a double-ended lead screw is rotatably arranged in the fixing rod and penetrates through the two second elongated slots, screw threads on front and back sides of the double-ended lead screw are opposite in spiral direction, sliding blocks are fixed at right ends of the supporting rods and are slidably arranged in the second elongated slots on one side of the supporting rods, the sliding blocks are in threaded connection with the double-ended lead screw, and a front end of the double-ended lead screw extends to an outside of the fixing rod.
3. The punch limiting clamp for hardware processing as claimed in claim 1, wherein two ear plates are fixed on the right side of the fixing rod, and the two ear plates are symmetrically arranged in front and back.
4. The punch press limit clamp for hardware processing as claimed in claim 3, wherein the lower ends of the ear plate, the fixing rod and the supporting rod are flush.
5. The punch press limiting clamp for hardware processing as recited in claim 2, wherein a nut is fixed at the front end of the double-end lead screw.
6. The punch press limiting clamp for hardware processing as claimed in claim 1, wherein the transverse limiting device comprises two transverse bolts, the two bolts are symmetrically arranged in front and back, the bolts penetrate through the fixing rod and are in threaded connection with the fixing rod, a top plate is arranged between the two fixing rods, and the left ends of the bolts are rotatably connected with the top plate.
7. The punch press limiting clamp for hardware processing as claimed in claim 1, wherein the outer edge of the sector wheel is processed with anti-slip lines.
8. The punch press limiting clamp for hardware processing as claimed in claim 2, wherein a retaining ring is fixed on the sliding block outside the second long groove, and the retaining ring is in sliding contact with the left end face of the fixing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122526693.6U CN216065241U (en) | 2021-10-20 | 2021-10-20 | Punch limiting clamp for hardware processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122526693.6U CN216065241U (en) | 2021-10-20 | 2021-10-20 | Punch limiting clamp for hardware processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216065241U true CN216065241U (en) | 2022-03-18 |
Family
ID=80640122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122526693.6U Active CN216065241U (en) | 2021-10-20 | 2021-10-20 | Punch limiting clamp for hardware processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216065241U (en) |
-
2021
- 2021-10-20 CN CN202122526693.6U patent/CN216065241U/en active Active
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