CN211515744U

CN211515744U - Numerical control punch for metal block machining

Info

Publication number: CN211515744U
Application number: CN201922175047.2U
Authority: CN
Inventors: 王宏民; 李彦杰; 刘长江
Original assignee: Tianjin Changhongjie Metal Products Co ltd
Current assignee: Tianjin Zhixin Hengye Technology Co ltd
Priority date: 2019-12-07
Filing date: 2019-12-07
Publication date: 2020-09-18
Anticipated expiration: 2029-12-07

Abstract

The utility model relates to a numerical control punch press is used in metal block processing, including the processing platform, the frame of punching a hole is installed at processing platform both ends, and the processing bench is placed and is remained the processing piece, and the symmetry is equipped with first pivot on the frame of punching a hole, is equipped with first bevel gear on the first pivot, and first bevel gear meshing has second bevel gear. The utility model discloses drive the buffer block through the buffering down tube and slide in the dashpot when punching a hole, buffer spring compresses, and then realizes the effect of buffering, and then has played the punch head and has treated the buffer protection effect when processing piece punches a hole, has also played relative protection effect to the punch head simultaneously, improves its life.

Description

Numerical control punch for metal block machining

Technical Field

The utility model relates to a numerical control punch technical field, concretely relates to numerical control punch is used in metal block processing.

Background

The numerical control punch is a numerical control punch for short, and is an automatic machine tool provided with a program control system, the control system can logically process a program specified by a control code or other symbolic instructions and decode the program, so that the punch acts and processes parts, the numerical control punch can be used for processing various sheet metal parts, various complex hole types and shallow drawing forming processing can be automatically completed at one time, large round holes, square holes, waist-shaped holes and various curved profiles can be punched by small punching dies in a stepping mode, compared with the traditional punching, a large amount of die cost is saved, small-batch and diversified products can be processed by using low cost and short period, and the automatic machine tool has a large processing range and processing capacity.

The existing metal block can generate huge impact force in punching, so that the metal block is easily damaged to a certain extent, and the punching quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a numerical control punch is used in metal block processing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a numerical control punch press for processing metal blocks comprises a processing table, punching frames are mounted at two ends of the processing table, a block to be processed is placed on the processing table, first rotating shafts are symmetrically arranged on the punching frames, first bevel gears are arranged on the first rotating shafts, second bevel gears are meshed with the first bevel gears and are connected with second rotating shafts; the top end of the second rotating shaft is connected with the rotating handle, one end of the first rotating shaft is provided with a threaded area, the threaded area is in threaded connection with one end of the clamping block, the bottom end of the clamping block is symmetrically connected with two sliding blocks, the two sliding blocks are in sliding connection with two sliding grooves symmetrically arranged on the machining table, the other end of the clamping block is provided with a protective clamping mechanism, and the two protective clamping mechanisms clamp the block to be machined together;

the punching frame is characterized in that a cylinder is arranged at the top of the punching frame, the free end of the cylinder is connected with a punching plate, two sides of the punching frame are symmetrically provided with buffer plates, the bottom of each buffer plate is provided with a punching head, two sides of each punching head are symmetrically provided with buffer inclined rods on the punching plate, each buffer plate is provided with a buffer groove, each buffer groove is internally provided with a buffer block in a sliding manner, one end of each buffer block is connected with the corresponding buffer groove through a buffer spring, and the top end of each buffer.

Preferably, the punching frame is further provided with a supporting block, and the second rotating shaft penetrates through the supporting block to be connected with the rotating handle.

Preferably, the top of the buffer plate is connected with the top of the punching frame through a support column.

Preferably, protection clamping mechanism includes the recess, and the recess symmetry sets up and is pressing from both sides tight piece lateral part, and the recess bottom is connected with the protection piece through first protection spring, and the protection piece both ends are connected with the fender rod, and the recess internal symmetry is equipped with the protection groove, and the fender rod slides with the protection groove and sets up, and the protection piece is connected with the fender post, and two fender posts are connected with the protection clamp plate jointly, and two protection clamp plates press from both sides the tight piece of waiting to process jointly.

Preferably, the protective clamping plate is connected to the clamping block side by a second protective spring.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses drive the buffer block through the buffering down tube and slide in the dashpot when punching a hole, buffer spring compresses, and then realizes the effect of buffering, has played the punch head and has treated the buffering protection effect when processing piece punches a hole, protects the metal block when punching a hole, has also played relative protection effect to the punch head simultaneously, improves the life of the punch head.

(2) When the protection clamp plate contacts with the block to be processed, the protection column moves in the groove, and then the protection block extrudes the first protection spring under the assistance of the protection groove and the protection rod, the protection clamp plate is connected with the side part of the clamp block through the second protection spring, the second protection spring is also extruded at the same time, and then the effect of buffering can be realized by the protection clamp plate, certain damage caused by the block to be processed due to overlarge clamping force is avoided, and further protection is performed on the metal block.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of the protection clamping mechanism of the present invention;

fig. 4 is the schematic diagram of the internal structure of the groove of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, a numerical control press for processing metal blocks includes a processing table 1, punching frames 2 are installed at two ends of the processing table 1, a block 3 to be processed is placed on the processing table 1, first rotating shafts 4 are symmetrically arranged on the punching frames 2, first bevel gears 5 are arranged on the first rotating shafts 4, second bevel gears 6 are engaged with the first bevel gears 5, and the second bevel gears 6 are connected with second rotating shafts 7; the top end of the second rotating shaft 7 is connected with a rotating hand 8, one end of the first rotating shaft 4 is provided with a threaded area 9, the threaded area 9 is in threaded connection with one end of a clamping block 10, the bottom end of the clamping block 10 is symmetrically connected with two sliding blocks 11, the two sliding blocks 11 are in sliding connection with two sliding chutes 12 symmetrically arranged on the processing table 1, the other end of the clamping block 10 is provided with a protective clamping mechanism 13, and the two protective clamping mechanisms 13 clamp the block 3 to be processed together;

the punching device is characterized in that a cylinder 14 is arranged at the top of the punching frame 2, the free end of the cylinder 14 is connected with a punching plate 15, buffer plates 16 are symmetrically arranged on two sides of the punching frame 2, a punching head 17 is arranged at the bottom of each buffer plate 16, buffer inclined rods 18 are symmetrically arranged on the punching plate 15 on two sides of each punching head 17, a buffer groove 19 is formed in each buffer plate 16, a buffer block 20 is arranged in each buffer groove 19 in a sliding mode, one end of each buffer block 20 is connected with each buffer groove 19 through a buffer spring 21, and the top end of each buffer block 20 is connected with;

placing a block 3 to be machined on a machining table 1, rotating a rotating hand 8, rotating a second rotating shaft 7, rotating a second bevel gear 6, engaging the first bevel gear 5 with the second bevel gear 6, rotating the first bevel gear 5 and further rotating a first rotating shaft 4, wherein a threaded area 9 is arranged at one end of the first rotating shaft 4, the threaded area 9 is in threaded connection with one end of a clamping block 10, and further rotating the rotating hand 8, so that the clamping block 10 can be controlled to move under the matching of a sliding block 11 and a sliding groove 12, and a protective clamping mechanism 13 is driven to clamp the block 3 to be machined;

the air cylinder 14 is started, the punching plate 15 moves downwards to further drive the punching head 17 to punch a hole in the block 3 to be processed, the buffer inclined rod 18 drives the buffer block 20 to slide in the buffer groove 19 when the punching plate 15 moves downwards, and the buffer spring 21 is compressed to further achieve a buffering effect, so that a buffering protection effect is achieved when the punching head 17 punches the hole in the block 3 to be processed, a relative protection effect is achieved on the punching head 17, and the service life of the punching head is prolonged;

still be equipped with supporting shoe 22 on the frame 2 that punches a hole of this embodiment, second pivot 7 passes supporting shoe 22 and is connected with runner 8, and the setting of supporting shoe 22 can play stable effect to second pivot 7, improves second pivot 7 pivoted stability.

The buffer board 16 top of this embodiment is passed through support column 23 and is connected with the 2 tops of punching a hole frame, and support column 23 sets up the steadiness that has improved buffer board 16, and then has improved punching efficiency.

Referring to fig. 3-4, the protective clamping mechanism 13 of the present embodiment includes a groove 131, the groove 131 is symmetrically disposed at the side of the clamping block 10, the bottom of the groove 131 is connected to a protective block 133 through a first protective spring 132, two ends of the protective block 133 are connected to protective rods 134, protective grooves 135 are symmetrically disposed in the groove 131, the protective rods 134 are slidably disposed in the protective grooves 135, the protective block 133 is connected to protective posts 136, the two protective posts 136 are connected to a protective clamping plate 137, and the two protective clamping plates 137 clamp the block 3 to be processed together; when the protection clamp plate 137 contacts with the block 3 to be processed, the protection column 136 moves in the groove 131, and then the protection block 133 extrudes the first protection spring 132 under the assistance of the protection groove 135 and the protection rod 134, the protection clamp plate 137 is connected with the side portion of the clamp block 10 through the second protection spring 138, the second protection spring 138 is also extruded at the same time, and then the protection clamp plate 137 can realize the buffering effect, and the phenomenon that the clamp force is too large to cause certain damage to the block 3 to be processed is avoided.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A numerical control punch press for processing metal blocks comprises a processing table and is characterized in that punching frames are mounted at two ends of the processing table, blocks to be processed are placed on the processing table, first rotating shafts are symmetrically arranged on the punching frames, first bevel gears are arranged on the first rotating shafts and meshed with second bevel gears, and the second bevel gears are connected with second rotating shafts; the top end of the second rotating shaft is connected with the rotating handle, one end of the first rotating shaft is provided with a threaded area, the threaded area is in threaded connection with one end of the clamping block, the bottom end of the clamping block is symmetrically connected with two sliding blocks, the two sliding blocks are in sliding connection with two sliding grooves symmetrically arranged on the machining table, the other end of the clamping block is provided with a protective clamping mechanism, and the two protective clamping mechanisms clamp the block to be machined together;

2. The numerical control press according to claim 1, wherein the punch frame further comprises a support block, and the second shaft passes through the support block and is connected to the handle.

3. The numerical control press for machining a metal block according to claim 1, wherein the top of the cushion plate is connected to the top of the punch holder by a support column.

4. The numerical control punch press for metal block machining according to claim 1, wherein the protection clamping mechanism comprises a groove, the groove is symmetrically arranged on the side portion of the clamping block, the bottom of the groove is connected with the protection block through a first protection spring, two ends of the protection block are connected with protection rods, protection grooves are symmetrically arranged in the groove, the protection rods are slidably arranged with the protection grooves, the protection block is connected with protection columns, the two protection columns are connected with the protection clamping plate together, and the two protection clamping plates clamp the block to be machined together.

5. The numerical control press for machining a metal block according to claim 4, wherein the protective clamp plate is connected to the side of the clamp block by a second protective spring.