CN212888778U

CN212888778U - High-efficiency wear-resistant glue injection ball screw for full-automatic injection molding machine

Info

Publication number: CN212888778U
Application number: CN202021621667.0U
Authority: CN
Inventors: 孟雷; 李政霖
Original assignee: Suzhou Enzhuoer Precision Machinery Co ltd
Current assignee: Suzhou Enzhuoer Precision Machinery Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-06
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses a high-efficient wear-resisting full-automatic injection molding machine is with penetrating gluey ball screw, concretely relates to ball screw technical field, including the lead screw body, the outside cover of lead screw body is equipped with nut and mount pad, one side of mount pad and one side fixed connection of nut, the slide has been seted up on the nut, be equipped with a plurality of balls with lead screw body matched with in the slide, the through-hole has been seted up to one side inner wall of slide, be equipped with movable post in the through-hole, the oil feed tank has been seted up to the bottom of activity post, the inlet port has been seted up to one side inner wall of oil feed tank, the top and the nut of activity post are connected through fixed subassembly. The utility model discloses when need pour into lubricating oil, drive movable post removes for the inlet port removes to the outside of through-hole, and then pours into lubricating oil into in the slide through the inlet port, need not take out movable post, has avoided remaining lubricating oil on the movable post to drip other positions, makes things convenient for the actual operation, has improved the convenience.

Description

High-efficiency wear-resistant glue injection ball screw for full-automatic injection molding machine

Technical Field

The utility model relates to a ball screw technical field, more specifically say, the utility model relates to a high-efficient wear-resisting full-automatic injection molding machine is with penetrating gluey ball screw.

Background

An injection molding machine is a main molding device used for manufacturing various plastic products. The existing injection molding machine uses an electric injection platform, a servo motor is used for providing power, a ball screw is used for transmission to complete the injection action, and a pressure sensor arranged at the end part of the screw rod realizes the closed-loop control of the injection and melting processes. Therefore, in the electric shooting table, the pressure sensor is a very important ring, the stability and the sensitivity of the pressure sensor are directly related to the accuracy and the high response of the control process, and further the quality of the plastic products is directly influenced, and at present, the ball screw is widely applied to various industrial equipment and precise instruments. The ball screw is a workpiece which drives machinery by means of relative movement of a nut and a screw rod, wherein the movement of the nut is generated by rolling of steel balls between screw teeth of the nut and the screw rod. If do not lubricate for a long time, relative movement's friction between the two increases, will accelerate ball screw's wearing and tearing, and after wearing and tearing, nut and screw rod can produce the clearance, and the influence ball smoothly passes through helical orbit, leads to producing vibration between nut and the lead screw, and the noise is sent. Therefore, the ball screw is important in lubrication and maintenance in the using process, and the service life and the transmission efficiency of the ball screw are related, so that the ball screw is more efficient and wear-resistant. However, the rubber plug needs to be pulled out in the process of oil injection of the ball screw, then the rubber plug is placed on one side, lubricating oil is injected through the oil injection hole, the lubricating oil on the rubber plug is easy to drip to the placement position, the rubber plug is easy to roll to the ground, and the ball screw is inconvenient in the actual oil injection process.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a high-efficient wear-resisting full-automatic injection molding machine is with penetrating gluey ball screw is through the mating reaction who sets up nut, slide, ball, through-hole, activity post, oil feed tank, inlet port, apron, backup pad, fixed plate and lifting unit 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: an efficient wear-resistant glue-injection ball screw for a full-automatic injection molding machine comprises a screw body, wherein a nut and a mounting seat are sleeved outside the screw body, one side of the mounting seat is fixedly connected with one side of the nut, the nut is provided with a slideway, a plurality of balls matched with the screw rod body are arranged in the slideway, a through hole is arranged on the inner wall of one side of the slideway, a movable column is arranged in the through hole, an oil inlet groove is arranged at the bottom of the movable column, an oil inlet hole is arranged on the inner wall of one side of the oil inlet groove, the top of the movable column is connected with the nut through a fixed component, the fixing component comprises a cover plate arranged at the top of the nut, the top of the movable column is fixedly connected with the bottom of the cover plate, the top of apron is equipped with the fixed plate, one side of fixed plate passes through the backup pad with the nut to be connected, the apron passes through lifting unit with the fixed plate and is connected.

In a preferred embodiment, the lifting unit includes the threaded rod that sets up in the apron top, the fixed plate is run through on the top of threaded rod, the threaded rod is threaded connection with the connected mode of fixed plate, the top of threaded rod and the movable block fixed connection who is located the fixed plate top, the bottom of threaded rod passes through the bearing with the top of apron and is connected, the spacing post of top fixedly connected with of apron, just the fixed plate is run through on the top of spacing post.

In a preferred embodiment, a handle is fixedly connected to the top of the movable block.

In a preferred embodiment, the outer sleeve of the threaded rod is provided with a limit ring positioned between the fixed plate and the movable block, and the inner wall of the limit ring is provided with threads matched with the threaded rod.

In a preferred embodiment, a first sealing ring is fixedly connected to the inner wall of the through hole, and the inner wall of the first sealing ring is in contact with the outer portion of the movable column.

In a preferred embodiment, a plurality of counter bores are formed in one side of the mounting seat.

In a preferred embodiment, a sliding groove is formed in the inner wall of one side of the through hole, a limiting block is arranged in the sliding groove, and one side of the limiting block is fixedly connected with one side of the movable column.

In a preferred embodiment, a second sealing ring is fixedly connected to the bottom of the cover plate, and the second sealing ring is in contact with the nut.

The utility model discloses a technological effect and advantage:

1. through the matching effect of the nut, the slide way, the ball, the through hole, the movable column, the oil inlet groove, the oil inlet hole, the cover plate, the supporting plate, the fixing plate and the lifting assembly, when lubricating oil needs to be injected, the movable column is driven to move, so that the oil inlet hole moves to the outside of the through hole, the lubricating oil is injected into the slide way through the oil inlet hole, the movable column does not need to be taken out, the lubricating oil remained on the movable column is prevented from dropping to other positions, the actual operation is facilitated, and the convenience is improved;

2. through the first sealing washer that sets up, increased the leakproofness between through-hole and the activity post, through the second sealing washer that sets up, increased the leakproofness between apron and the nut, through the mating reaction that sets up spout and stopper, avoid activity post roll-off through-hole.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the cover plate structure of the present invention.

Fig. 3 is a partially enlarged structural diagram of a portion a in fig. 2.

Fig. 4 is a schematic view of the structure of the movable column of the present invention.

The reference signs are: 1. a screw rod body; 2. a nut; 3. a mounting seat; 4. a slideway; 5. a ball bearing; 6. a through hole; 7. a movable post; 8. an oil inlet groove; 9. an oil inlet hole; 10. a cover plate; 11. a support plate; 12. a fixing plate; 13. a threaded rod; 14. a bearing; 15. a movable block; 16. a limiting column; 17. a limiting ring; 18. a first seal ring; 19. a chute; 20. a limiting block; 21. and a second seal ring.

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.

The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine comprises a screw rod body 1, wherein a nut 2 and an installation seat 3 are sleeved outside the screw rod body 1, one side of the installation seat 3 is fixedly connected with one side of the nut 2, a slide way 4 is arranged on the nut 2, a plurality of balls 5 matched with the screw rod body 1 are arranged in the slide way 4, a through hole 6 is formed in the inner wall of one side of the slide way 4, a movable column 7 is arranged in the through hole 6, an oil inlet groove 8 is formed in the bottom of the movable column 7, an oil inlet hole 9 is formed in the inner wall of one side of the oil inlet groove 8, and the top of the movable column 7 is connected with;

the fixed subassembly is including setting up in the apron 10 at 2 tops of nut, and the top of activity post 7 and the bottom fixed connection of apron 10 are equipped with fixed plate 12 in the top of apron 10, and one side of fixed plate 12 is connected through backup pad 11 with nut 2, and apron 10 passes through lifting unit with fixed plate 12 and is connected.

Further, the lifting assembly comprises a threaded rod 13 arranged at the top of the cover plate 10, the top end of the threaded rod 13 penetrates through the fixed plate 12, the threaded rod 13 is in threaded connection with the fixed plate 12, the top of the threaded rod 13 is fixedly connected with a movable block 15 positioned above the fixed plate 12, the bottom end of the threaded rod 13 is connected with the top of the cover plate 10 through a bearing 14, a limiting column 16 is fixedly connected to the top of the cover plate 10, and the top end of the limiting column 16 penetrates through the fixed plate 12; the cover plate 10 can be driven to move up and down through the arranged lifting assembly.

Further, a handle is fixedly connected to the top of the movable block 15; the handle is arranged to facilitate the rotation of the movable block 15.

Furthermore, a limit ring 17 positioned between the fixed plate 12 and the movable block 15 is sleeved outside the threaded rod 13, and threads matched with the threaded rod 13 are arranged on the inner wall of the limit ring 17; the limiting ring 17 is rotated to enable the limiting ring 17 to be tightly attached to the fixing plate 12, so that the position of the limiting threaded rod 13 reduces the possibility of rotation of the non-human-factor threaded rod 13, and the position of the cover plate 10 is fixed.

Further, the inner wall of the through hole 6 is fixedly connected with a first sealing ring 18, and the inner wall of the first sealing ring 18 is contacted with the outside of the movable column 7; by providing the first sealing ring 18, the sealing between the through hole 6 and the movable column 7 is increased.

Furthermore, one side of the mounting seat 3 is provided with a plurality of counter bores.

Furthermore, a sliding groove 19 is formed in the inner wall of one side of the through hole 6, a limiting block 20 is arranged in the sliding groove 19, and one side of the limiting block 20 is fixedly connected with one side of the movable column 7; through the cooperation that sets up spout 19 and stopper 20, avoid activity post 7 roll-off through-hole 6.

Further, the bottom of the cover plate 10 is fixedly connected with a second sealing ring 21, and the second sealing ring 21 is in contact with the nut 2; the second sealing ring 21 is arranged to increase the sealing performance between the cover plate 10 and the nut 2.

The utility model discloses the theory of operation: when lubricating oil needs to be injected, the movable block 15 is driven to rotate, the threaded rod 13 moves upwards relative to the fixed plate 12, the cover plate 10 is prevented from rotating along with the threaded rod 13 by the arranged limiting column 16, the movable column 7 is driven to move upwards by the cover plate 10, the oil inlet 9 is moved to the outside of the through hole 6, then the lubricating oil is injected into the slide way 4 through the oil inlet 9, the movable column 7 does not need to be taken out, the lubricating oil remained on the movable column 7 is prevented from dropping to other positions, the actual operation is convenient, the convenience is improved, after the oil injection is finished, similarly, the step of moving the movable column 7 is operated in a reverse direction, the movable column 7 slides into the through hole 6 again, the second sealing ring 21 is driven by the cover plate 10 to be contacted with the nut 2, the limiting ring 17 is further rotated, the limiting ring 17 is tightly attached to the fixed plate 12, the position of the limiting threaded rod 13, thereby fixing the position of the cover plate 10.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: 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 present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient wear-resisting full-automatic injection molding machine is with penetrating gluey ball screw which characterized in that: the screw rod comprises a screw rod body (1), a nut (2) and a mounting seat (3) are sleeved outside the screw rod body (1), one side of the mounting seat (3) is fixedly connected with one side of the nut (2), a slide way (4) is arranged on the nut (2), a plurality of balls (5) matched with the screw rod body (1) are arranged in the slide way (4), a through hole (6) is formed in the inner wall of one side of the slide way (4), a movable column (7) is arranged in the through hole (6), an oil inlet groove (8) is formed in the bottom of the movable column (7), an oil inlet hole (9) is formed in the inner wall of one side of the oil inlet groove (8), and the top of the movable column (7) is connected with the nut (2) through a fixing component;

the fixed component comprises a cover plate (10) arranged at the top of the nut (2), the top of the movable column (7) is fixedly connected with the bottom of the cover plate (10), a fixed plate (12) is arranged above the cover plate (10), one side of the fixed plate (12) is connected with the nut (2) through a supporting plate (11), and the cover plate (10) is connected with the fixed plate (12) through a lifting component.

2. The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine according to claim 1, is characterized in that: lifting unit is including setting up in threaded rod (13) at apron (10) top, fixed plate (12) are run through on the top of threaded rod (13), threaded rod (13) are threaded connection with the connected mode of fixed plate (12), the top of threaded rod (13) and movable block (15) fixed connection who is located fixed plate (12) top, bearing (14) are passed through with the top of apron (10) in the bottom of threaded rod (13) and are connected, the spacing post (16) of top fixedly connected with of apron (10), just fixed plate (12) are run through on the top of spacing post (16).

3. The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine as claimed in claim 2, wherein: the top of the movable block (15) is fixedly connected with a handle.

4. The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine according to claim 3, is characterized in that: the outside cover of threaded rod (13) is equipped with spacing ring (17) that are located between fixed plate (12) and movable block (15), just the inner wall of spacing ring (17) is equipped with the screw thread with threaded rod (13) matched with.

5. The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine according to claim 1, is characterized in that: the inner wall of the through hole (6) is fixedly connected with a first sealing ring (18), and the inner wall of the first sealing ring (18) is in contact with the outer part of the movable column (7).

6. The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine according to claim 1, is characterized in that: and a plurality of counter bores are formed in one side of the mounting seat (3).

7. The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine according to claim 1, is characterized in that: spout (19) have been seted up to one side inner wall of through-hole (6), be equipped with stopper (20) in spout (19), one side of stopper (20) and one side fixed connection of activity post (7).

8. The high-efficiency wear-resistant glue-injection ball screw for the full-automatic injection molding machine according to claim 1, is characterized in that: the bottom of the cover plate (10) is fixedly connected with a second sealing ring (21), and the second sealing ring (21) is in contact with the nut (2).