Multi-channel lubrication type linear guide rail pair

Abstract

The utility model discloses a multi-channel lubrication type linear guide rail pair, which relates to the technical field of linear guide rail pairs and comprises a fixed frame and an oil coating component. A guide rail is fixed in the fixed frame, a sliding block is slidably connected to the surface of the guide rail, a moving assembly and an extrusion assembly are installed on the front side and the rear side of the sliding block, and the moving assembly is matched with the extrusion assembly; the oiling assembly comprises storage barrels, connecting discs, connecting rods, first springs, fixing columns and sponge barrels, the four corresponding storage barrels are fixed to the left side and the right side of the sliding block, the connecting discs are arranged in the storage barrels, the connecting rods are fixed to one ends of the connecting discs, and the fixing columns are fixed to the other ends of the connecting discs; and a sponge barrel is fixed to the surface of the fixing column, a sliding hole is formed in the middle of the storage barrel, the connecting rod and the sponge barrel are located at the two ends of the sliding hole correspondingly, the guide rail can be automatically lubricated during use, and abrasion is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to linear guide pair technical field, concretely is multichannel lubrication type linear guide pair. BACKGROUND

[0002] Project profile: ordinary linear guide pair is by guide rail, sliding block, return piece, steel ball etc. composition, return piece passes through screw fastening at the both ends of sliding block, then installs steel ball and is used with guide rail, micro linear guide pair is widely used in precision measurement, detection instrument, mechanical arm, fixture category due to its fine characteristics, high precision, high rigidity, light weight, low noise etc. Performance requirement industry is valued more and more. The lubrication between the sliding block and the guide rail of the existing linear guide pair deteriorates after long time work, thereby seeking linear guide pair appears abrasion and causes precision reduction;

[0003] The prior art such as the authorized announcement number CN 111043154 B discloses a kind of linear guide pair of many oil storage, by oil storage on end cover or on sliding pair main body, and setting oil channel will lubricating oil be guided to ball, to realize ball lubrication effect.But this kind of product in practical application, found problem: lubricating oil in its internal oil storage cavity enters the oil outlet rate of ball too fast through straight-through oil outlet hole, leading to lubricating oil excessive effusion, cause waste problem, to further lead to the problem of needing frequent oiling, for this, we propose multichannel lubrication type linear guide pair. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problems of overcoming the defects of the prior art, providing a multichannel lubrication type linear guide pair, which can automatically lubricate the guide rail during use, avoid wear and tear, and effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multichannel lubrication type linear guide pair, comprising a fixed frame and an oiling assembly.

[0006] The fixed frame has a guide rail fixed inside, the surface of the guide rail is slidably connected with a sliding block, the sliding block is provided with a moving assembly and an extrusion assembly on the front and rear sides, and the moving assembly and the extrusion assembly are matched.

[0007] The oil coating assembly comprises a storage barrel, a connecting disc, a connecting rod, a first spring, a fixing column and a sponge barrel, four corresponding storage barrels are fixed on the left and right sides of the sliding block, a connecting disc is arranged in the storage barrel, a connecting rod is fixed at one end of the connecting disc, a fixing column is fixed at the other end of the connecting disc, a sponge barrel is fixed on the surface of the fixing column, a sliding hole is formed in the middle of the storage barrel, the connecting rod and the sponge barrel are located at the two ends of the sliding hole respectively, four sponge barrels correspond to the guide grooves arranged on the front and back sides of the guide rail respectively, a first spring is sleeved on the circumference of the connecting rod, one end of the first spring is fixed in the storage barrel, and the other end of the first spring is fixed on the end face of the connecting disc, and the extrusion assembly is matched with the four connecting rods, and the guide rail is coated by arranging the oil coating assembly.

[0008] Further, the moving assembly comprises a connecting frame, a rack and a gear, two corresponding connecting frames are fixed on the front and back sides of the sliding block, two parallel racks are arranged in the connecting frame, and a gear is rotatably connected in the connecting frame; the gear is engaged with the two racks, and when the two extrusion strips on one side move, the remaining two extrusion strips are driven to move by arranging the moving assembly.

[0009] Further, the extrusion assembly comprises an extrusion strip, a guide rod and a second spring, two corresponding extrusion strips are arranged on the left and right sides of the connecting frame, the two extrusion strips are fixed on the side surfaces of the two racks in the connecting frame, a guide rod is fixed on the side surface of the extrusion strip, a guide hole is formed in the middle of the rack, and the guide rod is slidably connected in the guide hole formed in the middle of the rack not connected with the guide rod; four extrusion strips correspond to four connecting rods, and the four connecting rods are extruded by arranging the extrusion assembly.

[0010] Further, a strip-shaped groove is formed in the side surface of the extrusion strip, and a rubber strip is fixed in the strip-shaped groove, so that the rubber strip is prevented from being damaged by impact by arranging the rubber strip.

[0011] Further, an injection hole is formed in the upper end of the storage barrel, and a sealing cover is clamped in the injection hole, so that the storage barrel is sealed by arranging the sealing cover.

[0012] Further, four corresponding grooves are fixed on the front and back sides of the fixed frame, an extrusion frame is fixed in the groove, the extrusion frame corresponds to the rubber strip, and the rubber strip is extruded by arranging the extrusion.

[0013] Compared with the prior art, the beneficial effects of the present application are as follows:

[0014] By setting the extrusion assembly, when the two rubber strips on one side are in contact with the two extrusion frames during the sliding process of the sliding block, the two extrusion frames will extrude the two rubber strips, and after extrusion, the two rubber strips will drive the two extrusion strips to move, and during the movement of the two extrusion strips, the remaining two extrusion strips will be driven to move under the action of the two moving assemblies, and the four extrusion strips move to extrude the four connecting rods, and after extrusion, the four sponge barrels move to the front and rear sides inside the guide rail, which can automatically lubricate the guide rail, and after lubrication, the sliding block can be prevented from being worn during movement. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front side structure schematic view of the utility model;

[0016] Figure 2 It is a lubricating assembly structure schematic view of the utility model;

[0017] Figure 3 It is an extrusion assembly structure schematic view of the utility model;

[0018] Figure 4 It is a gear structure schematic view of the utility model.

[0019] In the drawing: 1 fixed frame, 2 guide rail, 3 sliding block, 4 lubricating assembly, 41 storage barrel, 42 connecting disc, 43 connecting rod, 44 first spring, 45 fixed column, 46 sponge barrel, 5 moving assembly, 51 connecting frame, 52 rack, 53 gear, 6 extrusion assembly, 61 extrusion strip, 62 guide rod, 63 second spring, 7 rubber strip, 8 sealing cover, 9 extrusion frame. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-4 The technical scheme is provided in the embodiment: a multi-channel lubrication type linear guide rail pair, comprising a fixed frame 1 and a lubricating assembly 4.

[0022] The utility model provides a fixed frame 1: the inside fixed guide rail 2, the surface of guide rail 2 is slidably connected with sliding block 3, and the front and back sides of sliding block 3 are provided with moving assembly 5 and extrusion assembly 6, and moving assembly 5 and extrusion assembly 6 cooperate, and moving assembly 5 includes connecting frame 51, rack 52 and gear 53, the front and back sides of sliding block 3 are fixed with two corresponding connecting frame 51, the inside of connecting frame 51 is provided with two parallel racks 52, and gear 53 is rotatably connected in the inside of connecting frame 51, and gear 53 is engaged with two racks 52, and extrusion assembly 6 includes extrusion strip 61, guide rod 62 and second spring 63, and the left and right sides of connecting frame 51 are provided with two corresponding extrusion strips 61, two extrusion strips 61 are fixed on the side surface of the two racks 52 in the inside of connecting frame 51 respectively, the side surface of extrusion strip 61 is fixed with guide rod 62, the middle part of rack 52 is provided with guide hole, and guide rod 62 is slidably connected in the inside of the guide hole in the middle part of the rack 52 not connected with it, four extrusion strips 61 correspond with four connecting rods 43, four connecting rods 43 are extruded by setting extrusion assembly 6, and when the two extrusion strips 61 on one side move, the remaining two extrusion strips 61 are moved by setting moving assembly 5;

[0023] The oiling assembly 4 includes a storage barrel 41, a connecting disc 42, a connecting rod 43, a first spring 44, a fixed column 45, and a sponge barrel 46. The left and right sides of the sliding block 3 are fixed with four corresponding storage barrels 41. The inside of the storage barrel 41 is provided with a connecting disc 42. One end of the connecting disc 42 is fixed with a connecting rod 43. The other end of the connecting disc 42 is fixed with a fixed column 45. The surface of the fixed column 45 is fixed with a sponge barrel 46. The middle part of the storage barrel 41 is provided with a sliding hole. The connecting rod 43 and the sponge barrel 46 are located at both ends of the sliding hole. The four sponge barrels 46 correspond to the guide grooves provided on the front and back sides of the guide rail 2. The circumferential surface of the connecting rod 43 is sleeved with a first spring 44. One end of the first spring 44 is fixed in the inside of the storage barrel 41. The other end of the first spring 44 is fixed on the end face of the connecting disc 42. The extrusion assembly 6 cooperates with the four connecting rods 43. The guide rail 2 is oiled by setting the oiling assembly 4.

[0024] The side surface of the extrusion strip 61 is provided with a strip-shaped groove. The inside of the strip-shaped groove is fixed with a rubber strip 7. The rubber strip 7 prevents the extrusion strip 61 from being damaged due to impact.

[0025] The upper end of the storage barrel 41 is provided with a pouring hole. The inside of the pouring hole is clamped with a sealing cover 8. The sealing cover 8 seals the storage barrel 41.

[0026] The front and back sides of the fixed frame 1 are fixed with four corresponding grooves. The inside of the groove is fixed with an extrusion frame 9. The extrusion frame 9 corresponds to the rubber strip 7. The rubber strip 7 is extruded by setting the extrusion frame 9.

[0027] The working principle of the multi-channel lubricating type linear guide rail pair is as follows: when the two rubber strips 7 on one side contact with the two extrusion frames 9 during the sliding process of the slider 3 in the normal use process, the two extrusion frames 9 extrude the two rubber strips 7, the two rubber strips 7 drive the two extrusion strips 61 to move after extrusion, the two extrusion strips 61 drive the two ratchets 52 connected therewith to move during the movement, so that the two gears 53 rotate, the two gears 53 drive the remaining two ratchets 52 to move, so that the remaining two extrusion strips 61 move, and the four extrusion strips 61 move to extrude the four connecting rods 43, so that the four sponge barrels 46 move to the front and rear sides inside the guide rail 2, in this case, the guide rail 2 can be automatically oiled, and after oiling, the wear of the slider 3 during movement can be avoided.

[0028] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. A multi-channel lubricated linear guide rail pair, characterized by: It includes fixed frame (1) and oiling assembly (4); The fixed frame (1) is internally fixed with a guide rail (2), the surface of the guide rail (2) is slidably connected with a sliding block (3), the front and rear sides of the sliding block (3) are provided with a moving assembly (5) and an extrusion assembly (6), and the moving assembly (5) and the extrusion assembly (6) are matched; The oiling assembly (4) comprises storage barrels (41), connecting discs (42), connecting rods (43), first springs (44), fixed columns (45) and sponge barrels (46), four corresponding storage barrels (41) are fixed on the left and right sides of the sliding block (3), the inside of the storage barrel (41) is provided with a connecting disc (42), one end of the connecting disc (42) is fixedly provided with a connecting rod (43), the other end of the connecting disc (42) is fixedly provided with a fixed column (45), the surface of the fixed column (45) is fixedly provided with a sponge barrel (46), a sliding hole is formed in the middle of the storage barrel (41), the connecting rod (43) and the sponge barrel (46) are located at the two ends of the sliding hole respectively, four sponge barrels (46) are respectively correspondingly arranged in the guide grooves arranged on the front and rear sides of the guide rail (2), the circumferential surface of the connecting rod (43) is sleeved with the first spring (44), one end of the first spring (44) is fixed in the inside of the storage barrel (41), and the other end of the first spring (44) is fixed on the end face of the connecting disc (42); the extrusion assembly (6) is matched with the four connecting rods (43).

2. The multi-channel lubricated linear guide pair according to claim 1, characterized by: The moving assembly (5) comprises connecting frames (51), racks (52) and gears (53), two corresponding connecting frames (51) are fixed on the front and rear sides of the sliding block (3), two parallel racks (52) are arranged in the inside of the connecting frame (51), and a gear (53) is rotatably connected in the inside of the connecting frame (51); the gear (53) is engaged with the two racks (52).

3. The multi-channel lubricated linear guide pair according to claim 2, characterized by: The extrusion assembly (6) comprises extrusion strips (61), guide rods (62) and second springs (63), two corresponding extrusion strips (61) are arranged on the left and right sides of the connecting frame (51), the two extrusion strips (61) are respectively fixed on the side surfaces of the two racks (52) in the inside of the connecting frame (51), the side surface of the extrusion strip (61) is fixedly provided with a guide rod (62), a guide hole is formed in the middle of the rack (52), the guide rod (62) is slidably connected in the inside of the guide hole formed in the middle of the rack (52) which is not connected with the guide rod (62), and the four extrusion strips (61) correspond to the four connecting rods (43).

4. The multi-channel lubricated linear guide pair according to claim 3, characterized by: The side surface of the extrusion strip (61) is provided with a strip-shaped groove, and the inside of the strip-shaped groove is fixedly provided with a rubber strip (7).

5. The multi-channel lubricated linear guide pair according to claim 1, characterized by: The upper end of the storage barrel (41) is provided with a pouring hole, and the inside of the pouring hole is clamped with a sealing cover (8).

6. The multi-channel lubricated linear guide pair according to claim 4, characterized by: The front and rear sides of the fixed frame (1) are fixedly provided with four corresponding grooves, the inside of the groove is fixedly provided with an extrusion frame (9), and the extrusion frame (9) corresponds to the rubber strip (7).

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