CN211164968U

CN211164968U - Medical needle tube production stamping die

Info

Publication number: CN211164968U
Application number: CN201921866000.4U
Authority: CN
Inventors: 胡文忠
Original assignee: Yancheng Ielts Medical Technology Co ltd
Current assignee: Yancheng Ielts Medical Technology Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-04
Anticipated expiration: 2029-10-31

Abstract

The utility model belongs to the technical field of the syringe technique and specifically relates to a medical needle tube production stamping die, comprising a base plate, the equal fixed mounting in both sides of bottom plate has the extension board, the top fixed mounting of extension board has the roof, the center department fixed mounting of roof bottom has the hydraulic press. The utility model discloses a mount pad, the stamping rod, the second casing, the body of rod, the setting of arc fixture block and spacing groove, reached the purpose that convenient to install and dismantle and the protecting effect is good, the punching press head of having solved current needle tubing production stamping die all is with hydraulic means direct weld or threaded connection usually, protecting effect is poor like this, lack certain buffer protection, after long-term the use, wearing and tearing appear easily, can influence the precision of punching press like this, and current needle tubing production stamping die is loaded down with trivial details when changing the stamping head, time and manpower have been consumeed like this, the problem of needle tubing production efficiency has been reduced.

Description

Medical needle tube production stamping die

Technical Field

The utility model relates to a stamping die technical field specifically is a medical needle tubing production stamping die.

Background

The syringe is a common medical appliance, mainly uses a needle to extract or inject gas or liquid, the syringe can also be used for medical equipment, containers and scientific instruments in chromatography to inject through a rubber diaphragm, the syringe cylinder can be made of plastic or glass, and is generally provided with scale indications for indicating the liquid volume in the syringe, the glass syringe can be sterilized by an autoclave, but because the processing cost of the plastic syringe is lower, most of modern medical syringes are made of plastic, which further reduces the risk of blood-borne diseases, and the modern syringe needle comprises a needle, a needle tube and other structures, and a needle tube is used for producing a stamping die in the production process of the needle tube.

The stamping head of the existing needle tube production stamping die is usually directly welded with a hydraulic device or in threaded connection, so that the protection effect is poor, certain buffer protection is lacked, after the stamping head is used for a long time, abrasion easily occurs, the stamping accuracy can be influenced, and the existing needle tube production stamping die is complex in steps when the stamping head is replaced, so that time and labor are consumed, the production efficiency of a needle tube is reduced, and therefore, the medical needle tube production stamping die is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical needle tubing production stamping die, possess the installation of being convenient for and dismantle and the good advantage of protecting effect, the punching press head of having solved current needle tubing production stamping die all is with hydraulic means direct weld or threaded connection usually, protecting effect is poor like this, lack certain buffer protection, after long-term the use, wearing and tearing appear easily, can influence the precision of punching press like this, and current needle tubing production stamping die is loaded down with trivial details when changing the stamping head, time and manpower have been consumeed like this, the problem of needle tubing production efficiency has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: a stamping die for producing a medical needle tube comprises a base plate, wherein support plates are fixedly mounted on two sides of the base plate, a top plate is fixedly mounted at the tops of the support plates, a hydraulic press is fixedly mounted at the center of the bottom of the top plate, a lower die is fixedly mounted at the center of the top of the base plate, a mounting seat is arranged above the lower die and below the hydraulic press, a stamping rod is connected to the axis of an inner cavity of the mounting seat in a sliding manner, the bottom of the stamping rod penetrates through the bottom of the mounting seat and extends to the outside of the mounting seat, a second shell is fixedly mounted in the middle of two sides of the mounting seat, a rod body is connected to the axis of an inner cavity of the second shell in a sliding manner, one end of the rod body penetrates through the mounting seat and extends to the inner cavity of the mounting seat, an arc-shaped clamping block is welded on the inner cavity of the mounting seat, the surface of the arc-shaped clamping block is clamped with the inner cavity of the limiting groove.

Preferably, the ball screw is supported by the two sides of the top of the bottom plate and the inner sides of the support plates, the ball screw is far away from one end of the bottom plate and supported by the bottom bearing of the top plate and comprises a nut, supporting rods are welded to the tops of the two sides of the mounting seat, and the supporting rods are welded to the outer surfaces of the nuts.

Preferably, screw fixed mounting has first casing at the top of mount pad, the flexible end of hydraulic press runs through first casing and extends to the top welding of first casing inner chamber and has the briquetting, the side of briquetting and the inner wall sliding connection of first casing, the shock pad has been placed at the bottom of first casing inner chamber and the top that is located the mount pad, the top of shock pad and the bottom laminating of briquetting.

Preferably, the stopper is welded on the surface of the rod body and the end close to the mounting seat, the spring is sleeved on the surface of the rod body and the inner cavity cover located on the second shell, one end of the spring is attached to one side of the inner cavity of the second shell, the other end of the spring is attached to the surface of the stopper, and the handle is welded at the outer part of the rod body, wherein one end of the rod body, away from the arc-shaped sliding block, penetrates through the second shell and extends to the second shell.

Preferably, the top welding of mount pad inner chamber has spacing slider, the spacing spout with spacing slider looks adaptation is seted up at the top of stamping rod, the surface of spacing slider and the inner chamber joint of spacing spout.

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

1. the utility model discloses a mount pad, the stamping rod, the second casing, the body of rod, the setting of arc fixture block and spacing groove, reached the purpose that convenient to install and dismantle and the protecting effect is good, the punching press head of having solved current needle tubing production stamping die all is with hydraulic means direct weld or threaded connection usually, protecting effect is poor like this, lack certain buffer protection, after long-term the use, wearing and tearing appear easily, can influence the precision of punching press like this, and current needle tubing production stamping die is loaded down with trivial details when changing the stamping head, time and manpower have been consumeed like this, the problem of needle tubing production efficiency has been reduced.

2. The utility model discloses a set up ball, the nut that drives the ball surface through branch when the mount pad removes moves, ball has improved the precision when punching press pole punching press, through setting up the shock pad, first casing and briquetting, first casing is used for preventing the shock pad, play simultaneously and carry out spacing purpose to the briquetting, the shock pad is pressed through the briquetting to the flexible end of hydraulic press, the shock pad drives first casing and removes, use through the cooperation that sets up shock pad and briquetting, the flexible end of hydraulic press and the top direct contact of mount pad have been avoided, and certain cushioning effect has been played, the wearing and tearing between the part have been reduced, the service life of part has been prolonged.

3. The utility model discloses a setting of spring and stopper, the handle is used for conveniently spurting the ram rod, uses through the cooperation that sets up spring and stopper, and the spring passes through the stopper and promotes the body of rod and arc slider, makes arc slider and spacing groove agree with, through setting up spacing spout and spacing slider, inserts through the bottom with the buffer beam from the mount pad to make spacing slider and spacing spout agree with, thereby prevent that the ram rod from appearing the pivoted phenomenon in the mount pad, reach and carry out spacing purpose to the ram rod.

Drawings

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

FIG. 2 is a partial front sectional view of the first housing of the present invention;

FIG. 3 is a partial front sectional view of the mounting base of the present invention;

fig. 4 is an enlarged view of a portion a of fig. 3 according to the present invention;

fig. 5 is a partial top view of the punching rod of the present invention;

fig. 6 is a top sectional view of the mounting base of the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a top plate; 4. a hydraulic press; 5. a lower die; 6. a mounting seat; 7. a stamping rod; 8. a second housing; 9. a rod body; 10. an arc-shaped fixture block; 11. a limiting groove; 12. a ball screw; 13. a strut; 14. a first housing; 15. briquetting; 16. a shock pad; 17. a limiting block; 18. a spring; 19. a limiting slide block; 20. and a limiting sliding groove.

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. 1-6, a stamping die for medical needle tube production comprises a base plate 1, support plates 2 are fixedly mounted on both sides of the base plate 1, a top plate 3 is fixedly mounted on the top of each support plate 2, a hydraulic press 4 is fixedly mounted at the center of the bottom of the top plate 3, a lower die 5 is fixedly mounted at the center of the top of the base plate 1, a mounting seat 6 is arranged above the lower die 5 and below the hydraulic press 4, a stamping rod 7 is slidably connected to the axis of the inner cavity of the mounting seat 6, the bottom of the stamping rod 7 penetrates through the bottom of the mounting seat 6 and extends to the outside of the mounting seat 6, a second shell 8 is fixedly mounted in the middle of each side of the mounting seat 6, a rod body 9 is slidably connected to the axis of the inner cavity of the second shell 8, an arc-shaped fixture block 10 is welded to one end of the rod body 9, a limit groove 11 matched with the arc-shaped fixture block 10 is formed in the surface of the stamping rod 7 and, the surface of arc fixture block 10 and spacing groove 11's inner chamber joint, through mount pad 6, punching press pole 7, second casing 8, the body of rod 9, arc fixture block 10 and spacing groove 11's setting, reached the installation of being convenient for and dismantled and the good purpose of protecting effect, the punching press head of having solved current needle tubing production stamping die all is with hydraulic means direct weld or threaded connection usually, protecting effect is poor like this, lack certain buffer protection, after long-term the use, wearing and tearing appear easily, can influence the precision of punching press like this, and current needle tubing production stamping die is loaded down with trivial details when changing the punching press head, time and manpower have been consumeed like this, the problem of needle tubing production efficiency has been reduced.

In this embodiment, specifically, the both sides at bottom plate 1 top and the inboard bearing that is located extension board 2 all support ball 12, ball 12 keeps away from bottom plate 1's one end and the bottom bearing of roof 3 and supports, ball 12 includes the nut, branch 13 has all been welded at the top of 6 both sides of mount pad, branch 13 and the outer surface weld of nut, the nut that drives ball 12 surfaces through branch 13 when mount pad 6 removes, precision when having improved the punching press of punching press pole 7 through setting up ball 12.

In this embodiment, specifically, the top of the mounting seat 6 is fixedly provided with a first housing 14 through a screw, the telescopic end of the hydraulic machine 4 penetrates through the first housing 14 and extends to the top of the inner cavity of the first housing 14, and is welded with a pressing block 15, the side surface of the pressing block 15 is connected with the inner wall of the first housing 14 in a sliding manner, and the first housing 14 is used for preventing the shock pad 16 and simultaneously plays a role in limiting the pressing block 15.

In this embodiment, it is concrete, the shock pad 16 has been placed to the bottom of the 14 inner chambers of first casing and the top that is located mount pad 6, the top of shock pad 16 and the bottom laminating of briquetting 15, the flexible end of hydraulic press 4 is pressed through briquetting 15 and is moved shock pad 16, shock pad 16 drives first casing 14 and removes, use through the cooperation that sets up shock pad 16 and briquetting 15, the flexible end of having avoided hydraulic press 4 and the top direct contact of mount pad 6, and play certain cushioning effect, the wearing and tearing between the part have been reduced, the life of part has been prolonged.

In this embodiment, it is concrete, the stopper 17 is welded on the surface of the body of rod 9 and the one end that is close to mount pad 6, the surface of the body of rod 9 and the inner chamber cover that is located second casing 8 are equipped with spring 18, the one end of spring 18 is laminated with one side of the 8 inner chambers of second casing, the other end of spring 18 and the surface laminating of stopper 17, the one end that the body of rod 9 kept away from arc fixture block 10 runs through second casing 8 and extends to the outside welding of second casing 8 and has the handle, the handle is used for conveniently spurting impact bar 7, use through the cooperation that sets up spring 18 and stopper 17, spring 18 promotes the body of rod 9 and arc fixture block 10 through stopper 17, make arc fixture block 10 agree with spacing groove 11.

In this embodiment, specifically, the top welding of mount pad 6 inner chamber has limit slide 19, and limit slide 20 with limit slide 19 looks adaptation is seted up at the top of ram rod 7, and limit slide 19's surface and limit slide 20's inner chamber joint are through inserting the buffer beam from the bottom of mount pad 6 to make limit slide 19 agree with limit slide 20, thereby prevent that the pivoted phenomenon from appearing in mount pad 6 in ram rod 7, reach and carry out spacing purpose to ram rod 7.

The working principle is as follows: all electrical components inside the device are powered by an external power supply and are started by an external controller, meanwhile, all electrical components inside the device are connected with the external controller or the external power supply in a conventional and known circuit connection mode, the hydraulic machine 4 is started by the external controller, the telescopic end of the hydraulic machine 4 presses a shock pad 16 through a pressing block 15, the shock pad 16 drives a first shell 14 to move, the first shell 14 drives a mounting seat 6 to move, the mounting seat 6 drives a punching rod 7 to punch a workpiece on a lower die 5, the mounting seat 6 drives a nut on the surface of a ball screw 12 to move through a support rod 13 while moving, when the punching rod 7 is replaced, the rod body 9 is driven to move by pulling a handle, the rod body 9 drives an arc-shaped fixture block 10 to move, when the arc-shaped fixture block 10 is separated from a clamping groove, the punching rod 7 is separated from an inner cavity of the mounting seat 6 under the influence of gravity, when installing the buffer beam again, stimulate the handle once more and drive the body of rod 9 and remove, the body of rod 9 drives arc fixture block 10 and removes, insert through the bottom with buffer beam from mount pad 6 to make spacing slider 19 agree with spacing spout 20, then loosen the handle, spring 18 promotes the body of rod 9 and arc fixture block 10 through stopper 17, arc fixture block 10 agrees with the back with spacing groove 11 at last, reach and carry out the purpose of fixing to depression bar 7, thereby reached the purpose of being convenient for to change.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 medical needle tube production stamping die, includes bottom plate (1), its characterized in that: the support plate (2) is fixedly mounted on each of two sides of the bottom plate (1), the top of the support plate (2) is fixedly mounted with the top plate (3), the hydraulic machine (4) is fixedly mounted at the center of the bottom of the top plate (3), the lower die (5) is fixedly mounted at the center of the top of the bottom plate (1), the mounting seat (6) is arranged above the lower die (5) and below the hydraulic machine (4), the axis of the inner cavity of the mounting seat (6) is connected with the stamping rod (7) in a sliding manner, the bottom of the stamping rod (7) penetrates through the bottom of the mounting seat (6) and extends to the outside of the mounting seat (6), the second shell (8) is fixedly mounted in the middle of each of two sides of the mounting seat (6), the rod body (9) is connected with the axis of the inner cavity of the second shell (8) in a sliding manner, one end of the rod body (9) penetrates through the mounting seat (6) and extends to the inner cavity of, the surface of the stamping rod (7) is positioned at a position corresponding to the arc-shaped clamping block (10) and is provided with a limiting groove (11) matched with the arc-shaped clamping block (10), and the surface of the arc-shaped clamping block (10) is clamped with the inner cavity of the limiting groove (11).

2. The medical needle tube production stamping die of claim 1, wherein: the supporting device is characterized in that ball screws (12) are supported by bearings on two sides of the top of the bottom plate (1) and on the inner sides of the support plates (2), one ends of the ball screws (12) far away from the bottom plate (1) are supported by bearings on the bottom of the top plate (3), the ball screws (12) comprise nuts, supporting rods (13) are welded on the tops of two sides of the mounting seat (6), and the supporting rods (13) are welded with the outer surfaces of the nuts.

3. The medical needle tube production stamping die of claim 1, wherein: the top of mount pad (6) has first casing (14) through screw fixed mounting, the top welding that the flexible end of hydraulic press (4) runs through first casing (14) and extends to first casing (14) inner chamber has briquetting (15), the side of briquetting (15) and the inner wall sliding connection of first casing (14), the shock pad (16) has been placed to the bottom of first casing (14) inner chamber and the top that is located mount pad (6), the top of shock pad (16) and the bottom laminating of briquetting (15).

4. The medical needle tube production stamping die of claim 1, wherein: the surface of the rod body (9) and the welding of the one end that is close to mount pad (6) have stopper (17), the surface of the rod body (9) and the inner chamber cover that is located second casing (8) are equipped with spring (18), the one end of spring (18) is laminated with one side of second casing (8) inner chamber, the other end of spring (18) is laminated with the surface of stopper (17), the one end that arc fixture block (10) was kept away from to the rod body (9) runs through second casing (8) and extends to the outside welding of second casing (8) and has the handle.

5. The medical needle tube production stamping die of claim 1, wherein: the top welding of mount pad (6) inner chamber has spacing slider (19), spacing spout (20) with spacing slider (19) looks adaptation are seted up at the top of stamping rod (7), the surface of spacing slider (19) and the inner chamber joint of spacing spout (20).