Linear guide rail protection device of injection molding machine

Abstract

The utility model discloses a linear guide rail protection device of an injection molding machine. Comprising a long-strip-shaped square frame, a pair of belt rollers rotating in the long-strip-shaped square frame, a supporting plate fixed in the long-strip-shaped square frame and located between the two belt rollers, a T-shaped guide rail fixedly installed on the supporting plate, a connecting base connected to the T-shaped guide rail in a sliding mode, and a belt with the two ends detachably connected to the two ends of the connecting base correspondingly and arranged on the two belt rollers in a sleeving mode. The belt rollers are close to the two ends in the long-strip-shaped square frame respectively, the widths of the belt rollers, the belt and the connecting base are consistent with the internal width of the long-strip-shaped square frame, the upper surface of the belt is flush with the top of the long-strip-shaped square frame, the supporting plate and the T-shaped guide rail are located in the middle of the belt, and the top of the connecting base extends out of the top of the long-strip-shaped square frame. And a plurality of threaded holes for mounting and connecting an injection molding machine template are formed. The linear guide rail has the advantages that plastic powder and chippings are prevented from falling on the linear guide rail, so that stable sliding between the guide rail and the connecting seat is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machines, in particular to a linear guide rail protection device for injection molding machines. Background Art

[0002] Injection molding machine, also known as injection molding machine or injection machine, is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting plastics. It is divided into vertical, horizontal and all-electric types. Horizontal injection molding machines are usually equipped with linear guides and connecting seats to ensure the stable reciprocating motion of the template in the horizontal injection molding machine. However, in the actual production process of the injection molding machine, some plastic powder or debris can easily fall on the linear guide, which not only easily affects the sliding stability of the connecting seat on the linear guide, but also takes away the lubricating grease on the linear guide, resulting in poor lubrication effect and increased sliding resistance. Utility Model Content

[0003] The utility model aims to provide a linear guide rail protection device for an injection molding machine, which has the effect of preventing plastic powder and debris from falling on the linear guide rail to ensure stable sliding between the guide rail and a connecting seat.

[0004] The above technical purpose of the utility model is achieved through the following technical solutions: a linear guide rail protection device for an injection molding machine, comprising a long square frame, a pair of belt rollers rotating inside the long square frame, a support plate fixed inside the long square frame and located between the two belt rollers, a T-shaped guide rail fixedly installed on the support plate, a connecting seat slidably connected to the T-shaped guide rail, and a belt whose two ends are detachably connected to the two ends of the connecting seat and are sleeved on the two belt rollers, the belt rollers are respectively close to the two ends inside the long square frame, and the widths of the belt rollers, the belt, and the connecting seat are respectively consistent with the internal width of the long square frame, the upper surface of the belt is flush with the top of the long square frame, and the support plate and the T-shaped guide rail are both located in the middle of the belt, the top of the connecting seat extends out of the top of the long square frame, and is provided with a plurality of threaded holes for installing and connecting the injection molding machine template.

[0005] The utility model is further configured as follows: connecting belts are fixedly provided at both ends of the belt, the width of the connecting belt is smaller than the width of the belt and is located in the middle of one end of the belt, grooves are respectively provided at both ends of the connecting seat for the belt and the connecting belt to extend into, the connecting seat is provided with a cavity between the two grooves, a pair of sliding plates are slidably provided in the cavity, a moving component for controlling the two sliding plates to move closer or further away from each other is installed in the cavity, a pair of pull rods that slide out of the cavity and into the grooves are respectively fixedly connected to the opposite sides of the two sliding plates, the end of the pull rod away from the sliding plate is vertically fixedly connected to a hook, and the two ends of the connecting belt are respectively fixedly connected to hanging rods for hooking one end of the two pull rods.

[0006] The utility model is further configured as follows: the moving component includes a rotating shaft 1 that rotates inside the cavity and rotates vertically through two sliding plates, two external threads that are opened on the rotating shaft 1 and rotate in opposite directions, a pair of nuts that are respectively fixed to the two sliding plates and are respectively threadedly connected to the two external threads, a worm wheel fixedly installed at the middle of the rotating shaft 1, a rotating shaft 2 that rotates inside the cavity and rotates vertically to the rotating shaft 1, a worm fixed on the rotating shaft 2 and meshing with the worm wheel, and one end of the rotating shaft 2 rotates out of the cavity and is fixedly connected to a handle.

[0007] The utility model is further configured as follows: an observation window for observing the internal support plate and the T-shaped guide rail is installed on one side of the long square frame.

[0008] The utility model is further configured as follows: brushes for cleaning the surface of the belt are fixedly mounted on both ends of the inner side of the long square frame.

[0009] The beneficial effects of the utility model are as follows: by adopting the belt roller and belt structure in the above-mentioned long strip frame, not only can the plastic powder and debris generated by the injection molding machine be prevented from falling on the T-shaped guide rail without affecting the sliding connection between the connecting seat and the T-shaped guide rail, but also, in conjunction with the detachable connection structure between the belt and the connecting seat, when it is necessary to maintain the T-shaped guide rail inside the belt, the handle can be manually cranked to rotate, so that the rotating shaft 2 drives the worm in the cavity to rotate, and then the worm meshes with the transmission worm wheel, so that the worm wheel drives the rotating shaft 1 to rotate, and because the two sections of the external threads on the rotating shaft 1 with opposite rotation directions are respectively connected with the nut threads on the two sliding plates Therefore, when one end of the rotating shaft rotates, the two sliding plates will move away from each other, and the pull rods connected to the two sliding plates will extend out of the grooves on both sides of the connecting seat. Finally, after the pull rod brings the connecting belts at both ends of the belt out of the groove, the hanging rod of the connecting belt is taken out from the hook at one end of the pull rod to release the connection between the belt and the connecting seat, so that it is convenient for the staff to quickly disassemble the belt and maintain the T-shaped guide rail inside the belt; and when the maintenance of the upper T-shaped guide rail is completed, the above operation is repeated in reverse, and the belt can be connected to the connecting seat again, and the belt is tightened to ensure that the connecting seat quickly enters the work of the injection molding machine. Among them, the observation window on one side of the long square frame can facilitate the staff to check the sliding situation between the connecting seat and the T-shaped guide rail at any time; the brushes at both ends of the long square frame can clean the plastic powder and debris remaining on the surface of the belt when the belt slides with the connecting seat to ensure the cleanliness of the belt surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0011] Figure 1 Schematic diagram of the three-dimensional structure of this embodiment;

[0012] Figure 2 Schematic diagram of the internal structure of the long square frame of this embodiment;

[0013] Figure 3 This is a schematic diagram of the connection relationship between the connecting seat and the belt of this embodiment;

[0014] In the figure, 1. long square frame; 2. belt roller; 3. support plate; 4. T-shaped guide rail; 5. connecting seat; 51. threaded hole; 52. groove; 53. cavity; 6. belt; 7. connecting belt; 8. sliding plate; 9. pull rod; 10. hook; 11. hanging rod; 12. moving component; 121. rotating shaft 1; 122. external thread; 123. nut; 124. worm gear; 125. rotating shaft 2; 126. worm; 127. handle; 13. observation window; 14. brush. DETAILED DESCRIPTION

[0015] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] Embodiment: A linear guide rail protection device for an injection molding machine, such as Figure 1 , Figure 2As shown, it includes a long square frame 1, a pair of belt rollers 2 rotating inside the long square frame 1, a support plate 3 fixed inside the long square frame 1 and located between the two belt rollers 2, a T-shaped guide rail 4 fixedly installed on the support plate 3, a connecting seat 5 slidably connected to the T-shaped guide rail 4, and a belt 6 with two ends detachably connected to the two ends of the connecting seat 5 and sleeved on the two belt rollers 2. The belt rollers 2 are respectively close to the two ends inside the long square frame 1, and the widths of the belt rollers 2, the belt 6, and the connecting seat 5 are respectively consistent with the internal width of the long square frame 1. The upper surface of the belt 6 is flush with the top of the long square frame 1, and the support plate 3 and the T-shaped guide rail 4 are both located in the middle of the belt 6. The top of the connecting seat 5 extends out of the top of the long square frame 1, and a plurality of threaded holes 51 for installing and connecting the injection molding machine template are opened. Among them, an observation window 13 for observing the internal support plate 3 and the T-shaped guide rail is installed on one side of the long square frame 1; and brushes 14 for cleaning the surface of the belt 6 are fixedly installed at the two ends of the long square frame 1.

[0017] like Figure 2 , Figure 3 As shown, connecting belts 7 are fixedly provided at both ends of the belt 6, the width of the connecting belt 7 is smaller than the width of the belt 6, and is located in the middle of one end of the belt 6, and grooves 52 for the belt 6 and the connecting belt 7 to extend into are respectively provided at both ends of the connecting seat 5, and a cavity 53 is provided between the two grooves 52 of the connecting seat 5, and a pair of sliding plates 8 are slidably provided in the cavity 53, and a moving component 12 for controlling the two sliding plates 8 to move closer or farther away from each other is installed in the cavity 53, and a pair of pull rods 9 that slide out of the cavity 53 and penetrate into the groove 52 are respectively fixedly connected to the opposite sides of the two sliding plates 8, and the end of the pull rod 9 away from the sliding plate 8 is vertically fixedly connected to the hook 10, and the two ends of the connecting belt 7 are respectively fixedly connected to A hanging rod 11 for hooking the hooks 10 at one end of the two pull rods 9; the moving assembly 12 includes a rotating shaft 121 that rotates inside the cavity 53 and rotates vertically through the two sliding plates 8, two external threads 122 at two ends of the rotating shaft 121 and rotate in opposite directions, a pair of nuts 123 that are respectively fixed to the two sliding plates 8 and are respectively threadedly connected to the two external threads 122, a worm gear 124 fixedly installed in the middle of the rotating shaft 121, a rotating shaft 2 125 that rotates inside the cavity 53 and vertically to the rotating shaft 121, a worm 126 fixed on the rotating shaft 2 125 and meshing with the worm gear 124, and one end of the rotating shaft 2 125 rotates out of the cavity 53 and is fixedly connected to a handle 127.

[0018] The use effect of this embodiment:

[0019] By adopting the belt roller 2 and belt 6 structure in the above-mentioned long square frame 1, it is not only possible to prevent plastic powder and debris generated by the injection molding machine from falling on the T-shaped guide rail 4 without affecting the sliding connection between the connecting seat 5 and the T-shaped guide rail 4, but also, in conjunction with the detachable connection structure between the belt 6 and the connecting seat 5, when it is necessary to maintain the T-shaped guide rail 4 inside the belt 6, the handle 127 can be manually cranked to rotate, so that the rotating shaft 125 drives the worm 126 in the cavity 53 to rotate, and then the worm 126 engages with the transmission worm wheel 124, so that the worm wheel 124 drives the rotating shaft 121 to rotate. Since the two sections of the external threads 122 on the rotating shaft 121 rotate in opposite directions, they are respectively screwed with the nuts 123 on the two sliding plates 8. The two sliding plates 8 are connected by grooves, so when the rotating shaft 121 rotates, the two sliding plates 8 will move away from each other, and the pull rods 9 connected to the two sliding plates 8 will extend out of the grooves 52 on both sides of the connecting seat 5 respectively. Finally, after the pull rods 9 bring the connecting belts 7 at both ends of the belt 6 out of the grooves 52, the hanging rod 11 of the connecting belt 7 is taken out from the hook 10 at one end of the pull rod 9, and the connection between the belt 6 and the connecting seat 5 can be released, which makes it convenient for the staff to quickly disassemble the belt 6 and maintain the T-shaped guide rail inside the belt 6; and when the maintenance of the upper T-shaped guide rail 4 is completed, the above operation is repeated in reverse, and the belt 6 can be connected to the connecting seat 5 again, and the belt 6 is tightened to ensure that the connecting seat 5 quickly enters the operation of the injection molding machine. Among them, the observation window 13 on one side of the long square frame 1 can facilitate the staff to check the sliding conditions between the connecting seat 5 and the T-shaped guide rail 4 at any time; the brushes 14 at both ends of the long square frame 1 can clean and brush off the plastic powder and debris remaining on the surface of the belt 6 when the belt 6 slides with the connecting seat 5 to ensure the cleanliness of the surface of the belt 6.

Claims

1. A linear guide rail protection device for an injection molding machine, characterized in that: The invention comprises a long rectangular frame (1), a pair of belt rollers (2) rotating inside the long rectangular frame (1), a support plate (3) fixed inside the long rectangular frame (1) and located between the two belt rollers (2), a T-shaped guide rail (4) fixedly mounted on the support plate (3), a connecting seat (5) slidably connected to the T-shaped guide rail (4), and a belt (6) with two ends detachably connected to the two ends of the connecting seat (5) and sleeved on the two belt rollers (2), wherein the belt rollers (2) are respectively close to the two ends inside the long rectangular frame (1), and the widths of the belt rollers (2), the belt (6) and the connecting seat (5) are respectively consistent with the internal width of the long rectangular frame (1), the upper surface of the belt (6) is flush with the top of the long rectangular frame (1), and the support plate (3) and the T-shaped guide rail (4) are both located in the middle of the belt (6), the top of the connecting seat (5) protrudes from the top of the long rectangular frame (1), and is provided with a plurality of threaded holes (51) for mounting and connecting a template of an injection molding machine.

2. The linear guide rail protection device for an injection molding machine according to claim 1, characterized in that: A connecting belt (7) is fixedly provided at both ends of the belt (6), the width of the connecting belt (7) is smaller than the width of the belt (6) and is located in the middle of one end of the belt (6), and grooves (52) are respectively provided at both ends of the connecting seat (5) for the belt (6) and the connecting belt (7) to extend into, and a cavity (53) is provided on the connecting seat (5) between the two grooves (52), a pair of sliding plates (8) are slidably provided in the cavity (53), and a moving component (12) for controlling the two sliding plates (8) to move closer to or farther from each other is installed in the cavity (53), and a pair of pull rods (9) are fixedly connected to opposite sides of the two sliding plates (8) and slide through the cavity (53) and into the groove (52), and one end of the pull rod (9) away from the sliding plate (8) is vertically fixedly connected to a hook (10), and both ends of the connecting belt (7) are fixedly connected to a hanging rod (11) for hanging the hooks (10) at one end of the two pull rods (9).

3. The linear guide rail protection device for an injection molding machine according to claim 2, characterized in that: The moving assembly (12) comprises a rotating shaft (121) that rotates inside the cavity (53) and rotates vertically through the two sliding plates (8), two external threads (122) opened on the rotating shaft (121) and rotating in opposite directions, a pair of nuts (123) that are respectively fixedly mounted on the two sliding plates (8) and are respectively threadedly connected to the two external threads (122), a worm gear (124) fixedly mounted on the middle of the rotating shaft (121), a rotating shaft (125) that rotates inside the cavity (53) and is vertical to the rotating shaft (121), and a worm (126) fixed on the rotating shaft (125) and meshing with the worm gear (124), wherein one end of the rotating shaft (125) rotates out of the cavity (53) and is fixedly connected to a handle (127).

4. The linear guide rail protection device for an injection molding machine according to claim 1, characterized in that: An observation window (13) for observing the internal support plate (3) and the T-shaped guide rail is installed on one side of the long square frame (1).

5. The linear guide rail protection device for an injection molding machine according to claim 1, characterized in that: Brushes (14) for cleaning the surface of the belt (6) are fixedly mounted at both ends of the interior of the long square frame (1).

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