Closed dustproof sliding table structure

Abstract

The utility model provides a closed dustproof sliding table structure which comprises a base, and a sliding seat is connected into the base in a sliding mode. A sliding frame is mounted at the top of the sliding seat; a lead screw and a motor used for driving the lead screw to rotate are arranged in the base, the sliding seat comprises a center part and an installation part connected with the sliding frame, the center part is provided with a threaded hole for the lead screw to penetrate through and be in threaded connection with the lead screw, the base is provided with a blocking cover, and the blocking cover extends in the length direction of the base. A through groove allowing the blocking cover to penetrate through is formed between the center part and the installation part, a movable channel is formed between the end, in the width direction, of the blocking cover and the base, the sliding base further comprises a connecting part connecting the center part and the installation part, and the connecting part is located in the movable channel. The device is characterized in that a sealing assembly is arranged in the movable channel; a first ball and a second ball are arranged between the sliding seat and the baffle; and the motor is mounted at the front end of the base through a dismounting module.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automation equipment especially relates to a closed dustproof sliding table structure. BACKGROUND

[0002] Sliding tables are widely used in automation equipment, and are used to drive objects to move. Generally, the sliding table is driven by a motor to rotate a lead screw, which drives a sliding block to move through the thread connection. The sliding table can be combined to form a gantry structure to realize the movement of objects in multiple directions.

[0003] After searching, the Chinese utility model patent with patent number CN212858532U proposes a closed dustproof sliding table structure. The structure includes a sliding frame, two parallel bases, a sliding seat connected to the bases, a first lead screw rotatingly arranged on the base, a sliding seat including a center part and a mounting part connected to the sliding frame, a threaded hole in the center part for the first lead screw to pass through and be threadedly connected, a cover on the base, a through slot between the center part and the mounting part for the cover to pass through, an active channel between the end of the cover in the width direction and the base, a connecting part in the active channel, a protrusion on the base towards the sliding seat, a groove on the sliding seat for the protrusion to enter, a bent connecting seam between the protrusion and the groove, and a workpiece moving in three directions. The sliding table structure can reliably prevent dust from entering, and the mechanism is not easy to jam during operation. The sliding seat has high stability when sliding on the base.

[0004] In the above existing design, the inventors have found that the following problems exist in actual application:

[0005] 1. In the existing design, although there is protection by the cover and bristles, there is still a risk of a small amount of dust entering in an extreme dust environment.

[0006] 2. When running at high speed, the friction between the sliding seat and the base may cause shaking or instability.

[0007] 3. The overall structure is relatively fixed and is not convenient for maintenance and repair. UTILITY MODEL CONTENT

[0008] In order to solve the problems existing in the prior art in actual application, the utility model provides a closed dustproof sliding table structure.

[0009] The closed dustproof sliding table structure provided by the utility model adopts the following technical scheme:

[0010] The utility model provides a dustproof closed slide platform structure, which comprises a base, a sliding seat connected to the inside of the base, a sliding frame installed on the top of the sliding seat, a screw rod and a motor for driving the screw rod to rotate arranged in the base, a threaded hole for the screw rod to pass through and be screwed into the center part of the sliding seat, a cover extending along the length direction of the base arranged on the base, a through groove arranged between the center part and the mounting part for the cover to pass through, a movable channel arranged between the end of the cover in the width direction and the base, a connecting part connecting the center part and the mounting part, and a sealing assembly arranged in the movable channel.

[0011] Further, a slide rail is fixed in the base, a guide seat is fixedly installed at the bottom of the center part, the guide seat is slidably connected with the slide rail, and a sliding groove and a sliding block are arranged to enable the guide seat to move linearly along the slide rail.

[0012] Further, the bottom of the mounting part is rollingly connected with first and second rolling balls, the number of the first and second rolling balls is two, the two first rolling balls are arranged between the two first rolling balls, and the top of the cover is provided with corresponding rolling ball grooves corresponding to the first and second rolling balls.

[0013] Further, the sealing assembly comprises a dustproof sheet and a mounting frame, the cover and the base are respectively provided with the mounting frame on the side facing the movable channel through bolts, the opposite side walls of the two mounting frames are respectively pasted with flexible dustproof sheets, and the two dustproof sheets are pasted against each other to form a seamless state to cover the movable channel.

[0014] Further, the dustproof sheet is an electrostatic dustproof sheet made of polytetrafluoroethylene.

[0015] Further, the dismounting module comprises a first connecting seat and a second connecting seat, the front end of the base is provided with the first connecting seat through bolts, the front end of the first connecting seat is provided with the second connecting seat through bolts, the first connecting seat and the second connecting seat are both split type structures, the two split parts are connected into an integral whole through bolts, the front end of the second connecting seat is provided with the motor through bolts, the side of the screw rod facing the motor is provided with a spline groove, and the output end of the motor is provided with a connecting block corresponding to the spline groove, which is used for driving the screw rod to rotate when the motor is installed.

[0016] Further, the surfaces of the slide rail and the guide seat are coated with a wear-resistant layer, and the wear-resistant layer is one of aluminum oxide, silicon carbide and silicon nitride.

[0017] In summary, the utility model discloses the beneficial effects are:

[0018] The utility model discloses a sealing assembly is set up in the movable passageway, including dustproof sheet and mounting bracket, effectively prevent the entry of dust and impurity, especially adopt electrostatic dustproof sheet, and the material is polytetrafluoroethylene, this design not only improves the dustproof effect, but also can keep the stability of dustproof performance for a long time. Compared with the protection of only relying on the cover and the bristle in the prior art, the technical scheme can significantly reduce the risk of dust entering in the extreme dust environment.

[0019] In addition, the utility model discloses a first ball, second ball and third ball are installed between the sliding seat and the base, effectively reduce the friction resistance, make the sliding seat more stable in the movement process, reduce the phenomenon of shaking or instability, this design not only improves the operation efficiency of equipment, but also prolongs the service life of equipment.

[0020] Finally, the utility model discloses the installation of motor adopts the dismantling module design, so that motor can be conveniently disassembled and replaced, reduces the maintenance difficulty and cost, simultaneously, the design of overall structure also considers the convenience of repair, so that the repair personnel can more easily carry out the inspection and repair work of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is overall structure schematic diagram of the utility model;

[0022] Figure 2 It is the overall structure schematic diagram of the utility model Figure 1 after the motor is dismantled;

[0023] Figure 3 It is overall structure schematic diagram of the utility model;

[0024] Figure 4 It is the overall structure schematic diagram of the utility model Figure 2 after the motor is dismantled;

[0025] Figure 5 It is internal structure schematic diagram of the utility model.

[0026] As shown in the drawing: 1-base, 2-cover, 3-mounting part, 31-center part, 32-connection part, 33-first ball, 34-second ball, 35-sliding frame, 4-first connecting seat, 41-second connecting seat, 42-motor, 43-screw, 44-keyway, 5-guide seat, 51-sliding rail, 511-wear-resistant layer, 52-third ball, 6-mounting bracket, 61-dustproof sheet. DETAILED DESCRIPTION

[0027] The following combines the drawingsFigures 1-5 Further detailed description is made to the utility model:

[0028] The utility model discloses a closed dustproof sliding table structure, like Figures 1-5 The utility model discloses a closed dustproof sliding table structure, like

[0029] As shown in Figures 1-5 The bottom of the center part 31 is fixedly installed with a guide seat 5, the guide seat 5 is slidably connected with the slide rail 51, and a sliding groove and a sliding block are arranged to make the guide seat 5 linearly move along the slide rail 51; the bottom of the guide seat 5 is rollingly connected with a third ball 52; the third ball 52 is closely attached to the top of the slide rail 51; in the embodiment, the guide seat 5 is slidably connected with the slide rail 51 through the cooperation of the sliding groove and the sliding block, so that the guide seat 5 can linearly move along the slide rail 51; in addition, the bottom of the guide seat 5 is also rollingly connected with the third ball 52, the third ball 52 is closely attached to the top of the slide rail 51, and the frictional resistance between the guide seat 5 and the slide rail 51 is further reduced, so that the smoothness of sliding is improved; the energy consumption and abrasion are reduced; and the operation efficiency and service life of the equipment are improved.

[0030] As shown in Figures 1-5 The bottom of the center part 31 is fixedly installed with a guide seat 5, the guide seat 5 is slidably connected with the slide rail 51, and a sliding groove and a sliding block are arranged to make the guide seat 5 linearly move along the slide rail 51; the bottom of the guide seat 5 is rollingly connected with a third ball 52; the third ball 52 is closely attached to the top of the slide rail 51; in the embodiment, the guide seat 5 is slidably connected with the slide rail 51 through the cooperation of the sliding groove and the sliding block, so that the guide seat 5 can linearly move along the slide rail 51; in addition, the bottom of the guide seat 5 is also rollingly connected with the third ball 52, the third ball 52 is closely attached to the top of the slide rail 51, and the frictional resistance between the guide seat 5 and the slide rail 51 is further reduced, so that the smoothness of sliding is improved; the energy consumption and abrasion are reduced; and the operation efficiency and service life of the equipment are improved.

[0031] As shown in Figures 1-5As shown, the sealing assembly comprises a dustproof sheet 61, a mounting frame 6; the side of the cover 2 and the base 1 facing the movable channel is provided with the mounting frame 6 through bolts; the opposite side walls of the two mounting frames 6 are respectively pasted with flexible dustproof sheets 61; the two dustproof sheets 61 are mutually pasted to form a seamless state to cover the movable channel; in this embodiment, the two dustproof sheets 61 are mutually pasted to form a seamless state to completely cover the movable channel, thereby effectively preventing the entry of dust and other impurities; effectively improving the dustproof performance of the equipment; further improving the reliability and service life of the equipment; in addition, the dustproof sheet can be replaced in time.

[0032] As shown in the figure, Figures 1-5 The dustproof sheet 61 is an electrostatic dustproof sheet, and the material is polytetrafluoroethylene; in this embodiment, polytetrafluoroethylene is a plastic material with excellent performance, commonly known as Teflon, which has good chemical stability and anti-friction performance, and can also produce a slight electrostatic adsorption effect; the electrostatic dustproof sheet can use the electrostatic effect to adsorb and block dust and other impurities, further improving the dustproof effect; and prolonging the service life of the dustproof sheet;

[0033] As shown in the figure, Figures 1-5 The dismounting module comprises a first connecting seat 4, a second connecting seat 41; the front end of the base 1 is provided with the first connecting seat 4 through bolts; the front end of the first connecting seat 4 is provided with the second connecting seat 41 through bolts; the first connecting seat 4 and the second connecting seat 41 are both split structure, and the two split parts are connected into a whole through bolts; the front end of the second connecting seat 41 is provided with the motor 42 through bolts; the side of the lead screw 43 facing the motor 42 is provided with a spline groove 44; the output end of the motor 42 is provided with a connecting block corresponding to the spline groove 44, which is used to drive the lead screw 43 to rotate when the motor 42 is installed; in this embodiment, this design makes the motor 42 can be conveniently installed on the base 1 through the dismounting module, and also facilitates the dismounting and maintenance of the motor 42; in addition, the side of the lead screw 43 facing the motor 42 is provided with a spline groove 44, and the output end of the motor 42 is provided with a connecting block corresponding to the spline groove 44, when the motor 42 is installed, the connecting block can be inserted into the spline groove 44 and stably and reliably connected with the lead screw 43, thereby driving the lead screw 43 to rotate; improving the maintainability and flexibility of the equipment;

[0034] As shown in the figure, Figures 1-5 The surface of the sliding rail 51 and the guide seat 5 is coated with a wear-resistant layer 511; the wear-resistant layer 511 is one of aluminum oxide, silicon carbide and silicon nitride; in this embodiment, these materials have extremely high hardness and wear resistance, which can effectively resist friction and wear, thereby prolonging the service life of the sliding rail 51 and the guide seat 5; this design makes the sliding rail 51 and the guide seat 5 can maintain good surface state and precision during long-term use; prolong the service life of the sliding rail 51 and the guide seat 5, reduce the maintenance cost.

[0035] The basic principle and main features of the present application and the advantages of the present application are shown and described above. The various components mentioned in the present application are common techniques in the existing field, which should be understood by the skilled person in the industry. The present application is not limited by the above examples. The above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application. These changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A closed dustproof sliding table structure, comprising a base (1), wherein a sliding seat is slidably connected inside the base (1); a sliding frame (35) is mounted on the top of the sliding seat; a lead screw (43) and a motor (42) for driving the lead screw (43) to rotate are provided inside the base (1); the sliding seat includes a central part (31) and a mounting part (3) connected to the sliding frame (35); the central part (31) is provided with a threaded hole through which the lead screw (43) passes and is threadedly connected; the base (1) is provided with a cover (2); the cover (2) extends along the length direction of the base (1); a through groove is provided between the central part (31) and the mounting part (3) for the cover (2) to pass through; a movable channel is provided between the end of the cover (2) in the width direction and the base (1); the sliding seat further includes a connecting part (32) connecting the central part (31) and the mounting part (3); the connecting part (32) is located in the movable channel; characterized in that: A sealing assembly is provided in the active channel; a first ball bearing (33) and a second ball bearing (34) are provided between the sliding seat and the baffle; the motor (42) is installed at the front end of the base (1) through a disassembly module.

2. The enclosed dustproof slide structure according to claim 1, characterized in that... The base (1) is fixed with a slide rail (51), and the bottom of the center part (31) is fixed with a guide seat (5). The guide seat (5) is slidably connected to the slide rail (51) and is provided with a groove and a slider that allows the guide seat (5) to move linearly along the slide rail (51). The bottom of the guide seat (5) is rolledly connected with a third ball (52). The third ball (52) is tightly attached to the top of the slide rail (51).

3. The enclosed dustproof slide structure according to claim 1, characterized in that... The bottom of the mounting part (3) is connected to a first ball (33) and a second ball (34); there are two first balls (33) and two second balls (34); the two first balls (33) are arranged between the two second balls (34); the top of the cover (2) is provided with corresponding ball grooves corresponding to the first balls (33) and the second balls (34).

4. The enclosed dustproof slide structure according to claim 1, characterized in that... The sealing assembly includes a dustproof sheet (61) and a mounting bracket (6); the cover (2) and the base (1) are respectively bolted to the side facing the active channel with mounting brackets (6); flexible dustproof sheets (61) are respectively pasted on the opposite side walls of the two mounting brackets (6); the two dustproof sheets (61) are attached to each other to form a seamless state to cover the active channel.

5. The enclosed dustproof slide structure according to claim 4, characterized in that... The dustproof sheet (61) is an electrostatic dustproof sheet made of polytetrafluoroethylene.

6. The enclosed dustproof slide structure according to claim 1, characterized in that... The disassembly module includes a first connecting seat (4) and a second connecting seat (41); the front end of the base (1) is bolted to the first connecting seat (4); the front end of the first connecting seat (4) is bolted to the second connecting seat (41); the first connecting seat (4) and the second connecting seat (41) are both split structures, and the two split parts are bolted together to form a whole; the front end of the second connecting seat (41) is bolted to the motor (42); the lead screw (43) has a spline groove (44) on the side facing the motor (42); the output end of the motor (42) is provided with a connecting block corresponding to the spline groove (44), which is used to drive the lead screw (43) to rotate when the motor (42) is installed.

7. The enclosed dustproof slide structure according to claim 2, characterized in that... The surfaces of the slide rail (51) and guide seat (5) are coated with a wear-resistant layer (511); the wear-resistant layer (511) is one of aluminum oxide, silicon carbide and silicon nitride.

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