CN211307181U

CN211307181U - Injection molding machine convenient to change mould

Info

Publication number: CN211307181U
Application number: CN201921981794.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhuozhou Rongde Mould Co ltd
Current assignee: Zhuozhou Rongde Mould Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-08-21
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to an injection molding machine technical field just discloses an injection molding machine convenient to change mould, this injection molding machine convenient to change mould, including frame, quick-witted case, the fixed welding of frame top surface has the die holder, and die holder top fixed mounting has the bed die, and there is shedder the below that the frame is located the die holder through bolt fixed mounting, and the fixed welding of frame top has quick-witted case, and there is clamping device quick-witted incasement wall both sides through bolt fixed mounting. This injection molding machine convenient to change mould rotates through the rotating electrical machines, screw nut drives the fixed block and keeps away from the bed die, the bed die does not receive the restriction of fixed block, thereby make things convenient for the mould to change, need not utilize other instruments to dismantle, it is more convenient, through having set up shedder, repel each other with the second magnet homopolar of bed die bottom, along with the rebound of push rod, the bed die upwards moves under the promotion of repulsion force, be convenient for take out the mould, labour saving and time saving raises the efficiency.

Description

Injection molding machine convenient to change mould

Technical Field

The utility model relates to an injection molding machine technical field specifically is an injection molding machine convenient to change mould.

Background

The injection molding machine can heat plastics, apply high pressure to the molten plastics, make it penetrate and fill up the mould die cavity, the mould that is used for the injection molding machine at present, because of using for a long time and leading to the mould wearing and tearing seriously, if not change in time will influence the mould precision, lead to very serious product quality problem.

Traditional mould is fixed usually in the inside of mould seat, when drawing of patterns and changing the mould, demolish very inconveniently from the mould platform, need utilize certain instrument to make the mould deviate from in the mould seat, the influence work efficiency that wastes time and energy.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an injection molding machine convenient to change mould has solved that the mould wearing and tearing overhaul when changing dismouting inconvenient, takes out difficult and the problem that wastes time and energy.

(II) technical scheme

For the purpose of realizing above-mentioned convenient and fast's change mould, the utility model provides a following technical scheme: the utility model provides an injection molding machine convenient to change mould, includes frame, quick-witted case, the fixed welding of frame top surface has the die holder, die holder top fixed mounting has the bed die, the frame is located there is shedder the below of die holder through bolt fixed mounting, the fixed welding of frame top has quick-witted case, there is clamping device machine incasement wall both sides through bolt fixed mounting.

Preferably, shedder includes hydraulic push rod, connecting plate, push rod, first magnet, second magnet, the gomphosis of hydraulic push rod install in the inside diapire of shedder, hydraulic push rod keeps away from the fixed welding of the one end of the inside diapire of shedder has the connecting plate, the fixed welding in connecting plate top has the push rod, the push rod is kept away from the one end fixed mounting of connecting plate has first magnet, first magnet top just is located the bottom outside fixed mounting of bed die has the second magnet.

Preferably, the push rods are symmetrically arranged about a central axis of the hydraulic push rod, the push rods penetrate through the lower die base and extend to the bottom of the lower die, and the first magnets and the second magnets are arranged in a similar manner in the same polarity.

Preferably, the clamping device comprises a rotating motor, a transmission shaft, a first bevel gear, a second bevel gear, a lead screw, a connecting rod, a lead screw nut, a fixed block and a non-slip mat, the rotating motor is fixedly mounted at the bottom of the case through bolts, the output end of the rotating motor is in transmission connection with the transmission shaft, the transmission shaft penetrates through the first bevel gear, the first bevel gear is fixedly sleeved on the outer surface of the transmission shaft, the first bevel gear is in meshing connection with the second bevel gear, the second bevel gear is fixedly sleeved on the outer surface of one end, close to the case, of the lead screw, one end of the lead screw is rotatably connected to the case through a bearing, the other end of the lead screw is in threaded connection with the lead screw nut, the lead screw nut is in threaded matching connection with the lead screw, the outer surface of, the other end of the connecting rod is fixedly welded with a fixing block.

Preferably, the fixed block is close to one side of die holder is fixed to bond has the slipmat, the slipmat is the rubber material, through the slipmat that sets up the rubber material, increases the friction with the mould surface, improves stability, and the rubber material damages the mould when avoiding clamping device centre gripping mould.

Preferably, the clamping devices are symmetrically arranged about a central axis of the lower mold.

Preferably, first magnet and second magnet are neodymium iron boron magnet, and neodymium iron boron magnet magnetism nature is stronger, can utilize the stable mould of pushing out of repulsion.

Preferably, the specific model of the hydraulic push rod is XTL250, and the specific model of the rotating motor is YEJ 2-42M-3.

Compared with the prior art, the utility model provides an injection molding machine convenient to change mould possesses following beneficial effect:

1. this injection molding machine convenient to change mould rotates through rotating electrical machines, transmission shaft and first conical gear rotate, and first conical gear is connected with second conical gear meshing, and first conical gear drives second conical gear and rotates for the lead screw rotates, and screw nut moves on the lead screw, and screw nut drives the fixed block and keeps away from the bed die, and the bed die does not receive the restriction of fixed block, thereby makes things convenient for the mould to change, need not utilize other instruments to dismantle, and is more convenient.

2. This injection molding machine convenient to change mould, through having set up shedder, hydraulic pressure push rod drives the connecting plate and the push rod of fixed welding on the connecting plate removes, the push rod runs through the die holder and extends to the bed die bottom, the one end fixed mounting that the push rod is close to the bed die has first magnet, with the like nature repulsion of the second magnet of bed die bottom, along with the rebound of push rod, the bed die is upwards removed under the promotion of repulsion, be convenient for take out the mould, labour saving and time saving raises the efficiency.

Drawings

FIG. 1 is a schematic view of an injection molding machine with a mold easily replaced;

FIG. 2 is a schematic view of a clamping assembly of an injection molding machine that facilitates mold change;

FIG. 3 is an enlarged view of the structure at A of an injection molding machine facilitating mold replacement;

fig. 4 is a schematic perspective view of an injection molding machine facilitating mold replacement.

Wherein: 1. a machine base; 2. a demolding device; 3. a hydraulic push rod; 4. a clamping device; 5. a connecting plate; 6. a lower die holder; 7. a lower die; 8. a chassis; 9. a push rod; 10. a first magnet; 11. a second magnet; 41. a rotating electric machine; 42. a drive shaft; 43. a first bevel gear; 44. a second bevel gear; 45. a lead screw; 46. a connecting rod; 47. a lead screw nut; 48. a fixed block; 49. a non-slip mat.

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 utility model provides an injection molding machine convenient for die replacement, which comprises a machine base 1 and a machine case 8, wherein a lower die holder 6 is fixedly welded on the outer surface of the top of the machine base 1, a lower die 7 is fixedly installed above the lower die holder 6, a demoulding device 2 is fixedly installed below the machine base 1 and positioned on the lower die holder 6 through bolts, the demoulding device 2 comprises a hydraulic push rod 3, a connecting plate 5, a push rod 9, a first magnet 10 and a second magnet 11, the hydraulic push rod 3 is embedded and installed on the inner bottom wall of the demoulding device 2, the specific model of the hydraulic push rod 3 is XTL250, the connecting plate 5 is fixedly welded on one end of the hydraulic push rod 3 far away from the inner bottom wall of the demoulding device 2, the push rod 9 is fixedly welded on the upper part of the connecting plate 5, the first magnet 10 is fixedly installed on one end of the push rod 9, the push rods 9 are symmetrically arranged about a central axis of the hydraulic push rod 3, the push rods 9 penetrate through the lower die holder 6 and extend to the bottom of the lower die 7, the first magnets 10 and the second magnets 11 are arranged in a homopolar and close manner, the first magnets 10 and the second magnets 11 are neodymium iron boron magnets, through the arrangement of the demoulding device 2, the hydraulic push rod 3 telescopically drives the connecting plate 5 and the push rods 9 fixedly welded on the connecting plate 5 to move, the push rods 9 penetrate through the lower die holder 6 and extend to the bottom of the lower die 7, one end, close to the lower die 7, of each push rod 9 is fixedly provided with a first magnet 10, the first magnet and the second magnet 11 at the bottom of the lower die are in like polarity repulsion, along with the upward movement of the push rods 9, the lower die 7 moves upward under the pushing of the repulsion force, the dies are convenient to take out, the time and labor are saved, the efficiency is improved, the clamping device 4 comprises a rotating motor 41, a transmission shaft 42, a first bevel gear 43, a second bevel gear 44, a lead screw 45, a connecting rod 46, a lead screw nut 47, a fixing block 48 and an anti-slip pad 49, wherein the rotating motor 41 is fixedly installed at the bottom of the case 8 through bolts, the specific model of the rotating motor 41 is YEJ2-42M-3, the output end of the rotating motor 41 is in transmission connection with the transmission shaft 42, the transmission shaft 42 penetrates through the first bevel gear 43, the first bevel gear 43 is fixedly sleeved on the outer surface of the transmission shaft 42, the first bevel gear 43 is in meshing connection with the second bevel gear 44, the second bevel gear 44 is fixedly sleeved on the outer surface of one end of the lead screw 45 close to the case 8, one end of the lead screw 45 is rotatably connected to the case 8 through a bearing, the other end of the lead screw nut 47 is in threaded connection with the lead screw nut, the other end of the connecting rod 46 is fixedly welded with a fixing block 48, one side of the fixing block 48 close to the lower die 7 is fixedly bonded with an anti-slip pad 49, the anti-slip pad 49 is made of rubber, friction with the outer surface of the die is increased by arranging the anti-slip pad 49 made of rubber, stability is improved, the rubber prevents the clamping device 4 from damaging the die when clamping the die, the clamping device 4 is symmetrically arranged about the central axis of the lower die 7, the transmission shaft 42 and the first conical gear 43 rotate through rotation of the rotating motor 41, the first conical gear 43 is meshed and connected with the second conical gear 44, the first conical gear 43 drives the second conical gear 44 to rotate, so that the lead screw 45 rotates, the lead screw nut 47 moves on the lead screw, the lead screw nut 47 drives the fixing block 48 to be away from the lower die 7, the lower die 7 is not limited by the fixing block 48, so that, is convenient and quick.

When the hydraulic push rod type stamping die is used, the rotating motor 41 is started to drive the transmission shaft 42 and the first bevel gear 43 fixedly sleeved on the transmission shaft 42 to rotate, the first bevel gear 43 is meshed with the second bevel gear 44 and connected, the first bevel gear 43 drives the second bevel gear 44 to rotate, the second bevel gear 44 is fixedly sleeved on the outer surface of the lead screw 45, so that the lead screw 45 rotates, the lead screw nut 47 cannot rotate due to the limitation of the connecting rod 46, the lead screw nut 47 moves on the lead screw 45, the lead screw nut 47 drives the fixing block 48 to be away from the lower die 7, the lower die 7 is not fixed by the fixing block 48 and is convenient to take out, the hydraulic push rod 3 is started, the connecting plate 5 and the push rod 9 fixedly welded on the connecting plate 5 are driven to move by the expansion and contraction of the hydraulic push rod 3, the first magnet 10 is fixedly installed at one end of the push rod 9, with the upward movement of the pusher 9, the lower mold 7 is moved upward by the repulsive force of the first magnet 10 and the second magnet 11, and finally the mold is taken out.

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 an injection molding machine convenient to change mould, includes frame (1), quick-witted case (8), its characterized in that: the outer fixed welding of frame (1) top has die holder (6), die holder (6) top fixed mounting has bed die (7), frame (1) is located there are shedder (2) below of die holder (6) through bolt fixed mounting, the fixed welding of frame (1) top has quick-witted case (8), there are clamping device (4) quick-witted case (8) inner wall both sides through bolt fixed mounting.

2. An injection molding machine that facilitates mold change as defined in claim 1, wherein: shedder (2) include hydraulic rod (3), connecting plate (5), push rod (9), first magnet (10), second magnet (11), the gomphosis of hydraulic rod install in the inside diapire of shedder (2), hydraulic rod (3) are kept away from the fixed welding of the one end of the inside diapire of shedder (2) has connecting plate (5), the fixed welding in connecting plate (5) top has push rod (9), push rod (9) are kept away from the one end fixed mounting of connecting plate (5) has first magnet (10), first magnet (10) top just is located the bottom outside fixed mounting of bed die (7) has second magnet (11).

3. An injection molding machine that facilitates mold change as claimed in claim 2, wherein: the push rods (9) are symmetrically arranged about the central axis of the hydraulic push rod (3), the push rods (9) penetrate through the lower die holder (6) and extend to the bottom of the lower die (7), and the first magnets (10) and the second magnets (11) are arranged in the same-polarity similar manner.

4. An injection molding machine that facilitates mold change as claimed in claim 2, wherein: the clamping device (4) comprises a rotating motor (41), a transmission shaft (42), a first bevel gear (43), a second bevel gear (44), a screw (45), a connecting rod (46), a screw nut (47), a fixing block (48) and an anti-slip pad (49), wherein the rotating motor (41) is fixedly installed at the bottom of the case (8) through bolts, the output end of the rotating motor (41) is in transmission connection with the transmission shaft (42), the transmission shaft (42) penetrates through the first bevel gear (43), the first bevel gear (43) is fixedly sleeved on the outer surface of the transmission shaft (42), the first bevel gear (43) is in meshing connection with the second bevel gear (44), the second bevel gear (44) is fixedly sleeved on the outer surface of one end, close to the case (8), of the screw (45), and one end of the screw (45) is rotatably connected to the case (8) through a bearing, the other end threaded connection of lead screw (45) has lead screw nut (47), lead screw nut (47) with lead screw (45) pass through screw thread mating connection, the outer fixed welding of lead screw nut (47) has connecting rod (46), the fixed welding of connecting rod (46) other end has fixed block (48).

5. An injection molding machine that facilitates mold change as claimed in claim 4, wherein: and an anti-slip pad (49) is fixedly bonded on one side, close to the lower die (7), of the fixing block (48), and the anti-slip pad (49) is made of rubber.

6. An injection molding machine that facilitates mold change as claimed in claim 4, wherein: the clamping devices (4) are arranged symmetrically with respect to the central axis of the lower mold (7).

7. An injection molding machine that facilitates mold change as claimed in claim 2, wherein: the first magnet (10) and the second magnet (11) are both neodymium iron boron magnets.

8. An injection molding machine that facilitates mold change as claimed in claim 4, wherein: the hydraulic push rod (3) is XTL250 in specific model, and the rotating motor (41) is YEJ2-42M-3 in specific model.