CN218134440U

CN218134440U - Point punching forming die for small-batch processing

Info

Publication number: CN218134440U
Application number: CN202222069127.1U
Authority: CN
Inventors: 吴磊; 吴义明
Original assignee: Yangzhou Chunming Machinery Co ltd
Current assignee: Yangzhou Chunming Machinery Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-12-27
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a point of small batch processing dashes forming die, include: base, fixture and buffer gear, base bottom side fixed welding has the supporting shoe, the equal fixed welding of base top side four corners department has the bracing piece, four bracing piece top fixed welding has same roof, base top side fixed mounting has the cover half, fixed mounting has the pneumatic cylinder on the roof, fixture sets up in the hydraulic cylinder bottom, buffer gear sets up on the base. The utility model discloses a cooperation of parts such as the fixing base that sets up, two-way screw rod, hand wheel, L type carriage release lever and semi-circular grip block for at the in-process of changing some drift, easy operation, swift has improved the work efficiency of changing some drift, through the cooperation in joint piece and joint groove, can make two semi-circular grip block centre gripping point drift time to carry on spacingly to the point drift, increase the stability of centre gripping.

Description

Point punching forming die for small-batch processing

Technical Field

The utility model relates to a point dashes forming die technical field, specifically is a point of small batch volume processing dashes forming die.

Background

The point punching forming die is a die for continuous point punching forming on a workpiece and is usually used for demand occasions of small-batch production and processing, at present, most point punches of the existing small-batch processing point punching forming die are fixedly installed through a plurality of bolts, the point punches are abraded in the punching process and need to be periodically replaced, the point punches fixedly installed through the bolts need to be replaced frequently by various auxiliary tools and are time-consuming and labor-consuming in installation, and the point punches are quite inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a little point of batch processing is towards forming die to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a small batch processing spot-punch forming die comprising:

the supporting device comprises a base, supporting blocks are fixedly welded on the bottom side of the base, supporting rods are fixedly welded at four corners of the top side of the base, the top ends of the four supporting rods are fixedly welded with a same top plate, a fixed die is fixedly arranged on the top side of the base, and a hydraulic cylinder is fixedly arranged on the top plate;

the clamping mechanism is arranged at the bottom end of the hydraulic cylinder;

and the buffer mechanism is arranged on the base.

Preferably, the clamping mechanism comprises a fixing seat, a bidirectional screw and a semicircular clamping plate, the fixing seat is fixedly welded at the bottom end of the hydraulic cylinder, a through groove is formed in the front side of the fixing seat, two symmetrically-arranged sliding grooves are formed in the bottom side of the fixing seat, the bidirectional screw is arranged in the through groove, two ends of the bidirectional screw are rotatably connected with the fixing seat, and one end of the bidirectional screw extends to the outside of the fixing seat and is fixedly provided with a hand wheel.

Preferably, the bidirectional screw is in threaded connection with two L-shaped moving rods, the two L-shaped moving rods are respectively in sliding connection with sliding grooves in corresponding positions, the number of the semicircular clamping plates is two, the top sides of the two semicircular clamping plates are attached to the bottom side of the fixing base, the two semicircular clamping plates are respectively in fixed welding with the two L-shaped moving rods, and point punches are arranged between the two semicircular clamping plates.

Preferably, the clamping grooves are formed in the clamping surfaces of the two semicircular clamping plates, the two symmetrical clamping blocks are welded on the upper surface of the point punch head, and the clamping blocks are matched with the clamping grooves.

Preferably, the buffer mechanism comprises two L-shaped connecting rods, two guide rods and a stop block, the two L-shaped connecting rods are fixedly welded at two ends of the top side of the fixing seat respectively, the two guide rods are fixedly welded with the base and the top plate respectively, and the two L-shaped connecting rods are connected to the guide rods at corresponding positions through the through holes respectively in a sliding manner.

Preferably, the number of the stop dogs is two, the two stop dogs are respectively and fixedly installed on the two guide rods, the top sides of the stop dogs are fixedly welded with buffer springs, the buffer springs are sleeved on the guide rods, the top ends of the buffer springs are fixedly welded with movable sleeves, and the movable sleeves are connected to the guide rods in a sliding manner.

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

1. the utility model has the advantages that the matching of the parts such as the fixed seat, the two-way screw, the hand wheel, the L-shaped movable rod, the semicircular clamping plates and the like is adopted, so that the operation is simple and quick in the process of replacing the point punch, the working efficiency of replacing the point punch is improved, and the point punch can be limited when the two semicircular clamping plates clamp the point punch through the matching of the clamping blocks and the clamping grooves, thereby improving the stability of clamping;

2. the utility model discloses a cooperation of the L type connecting rod that sets up and guide arm, make the fixing base when the lapse, avoid some drift to take place the skew, make some drift more accurate in the time of the point dashing towards the position, when L type connecting rod glides downwards on the guide arm, can apply a decurrent effort to the removal cover and make the removal cover move down on the guide arm, can compress buffer spring when removing the cover lapse, buffer spring's elasticity can cushion the effort that the removal cover received, thereby reduce the downward effort of L type connecting rod, and then reach the buffer protection effect of counter point drift when the punching press.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a spot-punching forming die for small-batch processing according to the present invention;

fig. 2 is an overall front view structure diagram of a small batch processing point punching forming die provided by the utility model;

fig. 3 is an enlarged structure diagram of a point punch forming die in small batch processing according to the present invention, which is shown in fig. 2;

fig. 4 is a bottom view structural diagram of the connection between the semicircular clamping plate and the L-shaped moving rod in the small batch processing point punching forming die.

In the figure: 1. a base; 2. a support block; 3. a support bar; 4. a top plate; 5. fixing a mold; 6. a hydraulic cylinder; 7. a fixed seat; 8. a through groove; 9. a chute; 10. a bidirectional screw; 11. a hand wheel; 12. an L-shaped travel bar; 13. a semicircular clamping plate; 14. a clamping groove; 15. pointing a punch; 16. a clamping block; 17. an L-shaped connecting rod; 18. a guide bar; 19. a stopper; 20. moving the sleeve; 21. a buffer spring.

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. 1-4, the present invention provides a technical solution: a small batch processing spot-punch forming die comprising:

the supporting device comprises a base 1, supporting blocks 2 are fixedly welded on the bottom side of the base 1, supporting rods 3 are fixedly welded at four corners of the top side of the base 1, the top ends of the four supporting rods 3 are fixedly welded with a same top plate 4, a fixed die 5 is fixedly installed on the top side of the base 1, and a hydraulic cylinder 6 is fixedly installed on the top plate 4;

the clamping mechanism is arranged at the bottom end of the hydraulic cylinder 6;

and the buffer mechanism is arranged on the base 1.

Fixture includes fixing base 7, two-way screw rod 10 and

semi-circular grip block

13, 7 fixed welding of fixing base are in 6 bottoms of pneumatic cylinder, 7 front sides of fixing base are opened and are equipped with

logical groove

8, 7 bottom sides of fixing base set up the spout 9 that two symmetries set up, two-way screw rod 10 sets up in

logical groove

8, 10 both ends of two-way screw rod are connected with 7 rotations of fixing base, 10 one end of two-way screw rod extends to 7 outer fixed mounting of fixing base and has hand wheel 11, hand wheel 11 can drive two-way screw rod 10 at 7 internal rotations of fixing base.

Threaded connection has two L type carriage release levers 12 on the two-way screw rod 10, two L type carriage release levers 12 are sliding connection respectively in the spout 9 of corresponding position, semi-circular grip block 13 quantity is two, two semi-circular grip block 13 top sides all laminate with 7 bottom sides of fixing base, two semi-circular grip block 13 respectively with two L type carriage release levers 12 fixed weld, be provided with some drift 15 between two semi-circular grip block 13, when two-way screw rod 10 forward rotation, make two L type carriage release levers 12 in spout 9 relative displacement, thereby drive two semi-circular grip block 13 and remove in opposite directions, point drift 15 forms the centre gripping.

Joint groove 14 has all been seted up to two semi-circular grip blocks 13's clamping surface, and the fixed surface welding has the joint piece 16 of two symmetry settings on the point drift 15, and joint piece 16 and joint groove 14 looks adaptation through the cooperation of joint piece 16 with joint groove 14, can make two semi-circular grip blocks 13 centre gripping point drift 15 during the drift 15 carry on spacingly, increase the stability of centre gripping.

Buffer gear includes L type connecting rod 17, guide arm 18 and dog 19, L type connecting rod 17 quantity is two, two L type connecting rods 17 fixed welding are at fixing base 7 top side both ends respectively, guide arm 18 quantity is two, two guide arm 18's both ends respectively with base 1 and roof 4 fixed welding, two L type connecting rods 17 through the through-hole difference sliding connection who offers on the guide arm 18 that corresponds the position, through the cooperation of the L type connecting rod 17 and the guide arm 18 that sets up, make fixing base 7 when the downstream, avoid some drift 15 to take place the skew, make some drift 15 more accurate in the time of punching.

The quantity of dog 19 is two, two dog 19 respectively fixed mounting on two guide arms 18, dog 19 top side fixed welding has buffer spring 21, buffer spring 21 cover is established on guide arm 18, buffer spring 21 top fixed welding has movable sleeve 20, movable sleeve 20 sliding connection is on guide arm 18, when L type connecting rod 17 slides down on guide arm 18, can apply a decurrent effort to movable sleeve 20 and make movable sleeve 20 remove down on guide arm 18, can compress buffer spring 21 when removing sleeve 20 and removing, buffer spring 21's elasticity can cushion the effort that movable sleeve 20 received, thereby reduce L type connecting rod 17's the downward effort, and then reach the buffer protection effect of counter point drift 15 when the punching press.

The working principle is as follows: the utility model discloses a when using, pneumatic cylinder 6 carries out stamping forming to the work piece through fixture drive point drift 15 lapse, in the stamping forming process, L type connecting rod 17 and the cooperation of guide arm 18 through the setting, make fixing base 7 when lapse, avoid some drift 15 to take place the skew, make some drift 15 more accurate at the time of the lapse, L type connecting rod 17 when lapse on guide arm 18, can apply a decurrent effort to removing cover 20 and make removing cover 20 lapse on guide arm 18, can compress buffer spring 21 when removing cover 20 lapse, buffer spring 21's elasticity can cushion the effort that removing cover 20 received, thereby reduce L type connecting rod 17's downward effort, and then reach the buffer protection effect of counter point drift 15 when counter point drift is punching, when changing some drift 15, preceding reverse rotation hand wheel 11, drive two-way screw 10 in fixing base 7 reverse rotation, when two-way screw 10 reverse rotation, make two L type moving rod 12 move in spout 9 the back of the body to the body, thereby drive two semi-circular grip blocks 13 and remove the separation, get down the hand wheel 11, it can change two semicircular work drift 15 to carry out the back of the joint and improve two semicircular work efficiency when the simple centre gripping drift 15 and the joint of centre gripping punch and the centre gripping handle 15 when the connection of the hand block is installed, it increases the simple hand block to the centre gripping handle 15, the joint, the back of the centre gripping handle 15.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a point of small batch processing dashes forming die which characterized in that includes:

the supporting device comprises a base (1), wherein supporting blocks (2) are fixedly welded on the bottom side of the base (1), supporting rods (3) are fixedly welded at four corners of the top side of the base (1), the top ends of the four supporting rods (3) are fixedly welded with a same top plate (4), a fixed die (5) is fixedly installed on the top side of the base (1), and a hydraulic cylinder (6) is fixedly installed on the top plate (4);

the clamping mechanism is arranged at the bottom end of the hydraulic cylinder (6);

the buffer mechanism is arranged on the base (1).

2. The spot-punching forming die for small-batch processing according to claim 1, wherein: fixture includes fixing base (7), two-way screw rod (10) and semi-circular grip block (13), the fixed welding of fixing base (7) is in pneumatic cylinder (6) bottom, fixing base (7) front side is opened and is equipped with logical groove (8), spout (9) that two symmetries set up are seted up to fixing base (7) bottom side, two-way screw rod (10) set up in leading to groove (8), two-way screw rod (10) both ends are rotated with fixing base (7) and are connected, two-way screw rod (10) one end extends to fixing base (7) outer fixed mounting and has hand wheel (11).

3. The spot-punching forming die for small-batch processing according to claim 2, characterized in that: two L type carriage release levers (12), two threaded connection is gone up in two-way screw rod (10) L type carriage release lever (12) sliding connection respectively in spout (9) that correspond the position, semi-circular grip block (13) quantity is two, two semi-circular grip block (13) top side all laminates with fixing base (7) bottom side, two semi-circular grip block (13) respectively with two L type carriage release levers (12) fixed weld, two be provided with some drift (15) between semi-circular grip block (13).

4. The spot-punching forming die for small-batch processing according to claim 3, wherein: the clamping surfaces of the two semicircular clamping plates (13) are provided with clamping grooves (14), the upper surface of the point punch head (15) is fixedly welded with two clamping blocks (16) which are symmetrically arranged, and the clamping blocks (16) are matched with the clamping grooves (14).

5. The spot-punching forming die for small-batch processing according to claim 2, wherein: buffer gear includes L type connecting rod (17), guide arm (18) and dog (19), L type connecting rod (17) quantity is two, two L type connecting rod (17) fixed welding respectively is at fixing base (7) top side both ends, guide arm (18) quantity is two, two the both ends of guide arm (18) respectively with base (1) and roof (4) fixed welding, two L type connecting rod (17) are through the through-hole difference sliding connection who offers on guide arm (18) of corresponding position.

6. The spot-punching forming die for small-batch processing according to claim 5, wherein: dog (19) quantity is two, two dog (19) fixed mounting is respectively on two guide arms (18), dog (19) top side fixed welding has buffer spring (21), buffer spring (21) cover is established on guide arm (18), buffer spring (21) top fixed welding has removal cover (20), remove cover (20) sliding connection on guide arm (18).