Machine tool guide rail scraping structure

Abstract

The utility model discloses a machine tool guide rail chip scraping structure, which belongs to the technical field of numerical control machine tools and comprises a guide rail and a wallboard arranged on the outer side of the guide rail. The guide rail is provided with a guide rail scraping plate capable of moving in the length direction of the guide rail, the guide rail scraping plate is provided with a guide rail scraping tongue, and the guide rail scraping tongue is attached to the outer side face of the guide rail. The side face, close to the guide rail, of the wallboard is provided with a wallboard scraping plate capable of moving in the length direction of the wallboard, the wallboard scraping plate is provided with a wallboard scraping tongue, and the wallboard scraping tongue is attached to the inner side face of the wallboard. The utility model can solve the problems of complex installation and large occupied space of the protective cover, and has the advantages of simple structure, no need of maintenance and low cost.

Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled machine tools, in particular to a guide rail scraping structure for a machine tool. Background Art

[0002] In CNC machine tools, guide rails are important functional components that enable the linear movement of machine tool components to process workpieces. Chips are inevitably generated during the processing. Due to reasons such as cutting path and cutting speed, the movement trajectory of the chips is irregular. Once the chips enter the guide rails, they will damage the machine tool and cause serious losses. To address this problem, various protective covers are used to protect the guide rails from the impact of chips; however, although the protective cover can prevent the chips from entering the guide rails, it occupies a large design space of the machine tool and requires daily maintenance. Certain installation skills and a long installation time are required during installation. In addition, the purchase price of the protective cover is not low.

[0003] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a machine tool guide rail scraping structure, which can solve the problems of complex installation of protective covers and large space occupation, and has the advantages of simple structure, no maintenance and low cost.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a machine tool guide rail scraping structure, comprising a guide rail and a wall panel, wherein the wall panel is arranged on the outer side of the guide rail; the guide rail is provided with a guide rail scraping plate movable along the length direction thereof, the guide rail scraping plate has a guide rail scraping tongue, and the guide rail scraping tongue is attached to the outer side surface of the guide rail;

[0006] The side of the wall panel close to the guide rail is provided with a wall panel scraping plate which can move along the length direction of the wall panel. The wall panel scraping plate has a wall panel scraping tongue which is attached to the inner side surface of the wall panel.

[0007] Furthermore, the guide rail scraper plate is composed of a base plate and an attached plate coated on the base plate;

[0008] The base plate is a metal plate; the attached plate is an elastic body.

[0009] Furthermore, the wall panels are fixed on the machine tool base; base support plates are installed at positions of the machine tool base close to the inner sides of the two wall panels, and the guide rails are installed on the base support plates;

[0010] A ram is slidably mounted on the guide rail, a fixing plate is mounted on the ram, and the guide rail scraper plate is detachably mounted on the fixing plate.

[0011] Furthermore, a connecting plate is mounted on the slide by screws, and the connecting plate extends vertically; the wall panel scraper plate is mounted on one end of the connecting plate by screws.

[0012] Furthermore, the guide rail scraper plate also has a lower scraper tongue and a side scraper tongue, the lower scraper tongue is arranged on the bottom side of the guide rail scraper plate and is attached to the base support plate; the side scraper tongue is arranged at one end of the guide rail scraper plate and is attached to the lower end of the inner side of the wall panel; the guide rail scraper tongue is arranged on the outside of the guide rail and matches the outer shape of the guide rail;

[0013] The guide rail scraping tongue, the lower scraping tongue and the side scraping tongue are all formed on the attached plate.

[0014] Further, the wallboard scraper plate is an elastic body, and the wallboard scraper tongue is arranged on the vertical side of the wallboard scraper plate;

[0015] The scraping surface of the wallboard scraping tongue is an inclined surface.

[0016] Furthermore, the scraping surfaces of the guide scraper tongue, the lower scraper tongue and the side scraper tongue are inclined surfaces.

[0017] Furthermore, grooves are provided on the guide rail scraping tongue, the lower scraping tongue, the side scraping tongue and the wall panel scraping tongue.

[0018] Further, the fixing plate has a first mounting portion and a second mounting portion perpendicular to each other, and the first mounting portion is connected to the ram;

[0019] The guide rail scraper plate is mounted on the second mounting portion; a notch for accommodating the guide rail is provided at a position corresponding to the guide rail on the second mounting portion.

[0020] Furthermore, a threaded hole is provided on the second mounting portion, a waist-shaped through hole is provided on the guide rail scraper plate, the threaded hole and the waist-shaped through hole are arranged opposite to each other, and a screw is passed through the waist-shaped through hole and screwed into the threaded hole.

[0021] Compared with the prior art, the utility model has the following advantages after adopting the above technical solution:

[0022] 1. The utility model is provided with a guide rail scraper plate and a wall panel scraper plate, and the two are used at the same time, which can solve the problem of complex installation of the protective cover and large space occupation, and has the advantages of simple structure, no maintenance and low cost.

[0023] 2. The utility model provides a groove on the scraper tongue, which provides space for the scraper tongue to deform and reduces the wear of the scraper tongue. The scraping surface of the scraper tongue is set as an inclined surface, which reduces the wear and improves the scraping ability.

[0024] 3. The scraper plate of the utility model is detachable, which reduces the use cost and is easy to install and disassemble.

[0025] The utility model is described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0027] Figure 2 It is a three-dimensional schematic diagram of the utility model from another angle;

[0028] Figure 3 This is another perspective schematic diagram of the utility model;

[0029] Figure 4 is a schematic diagram of a guide rail scraper;

[0030] Figure 5 is a schematic diagram of a wallboard scraper plate;

[0031] Figure 6 is a schematic diagram of the fixed plate;

[0032] Figure 7 It is a three-dimensional diagram of the fixing plate.

[0033] In the figure,

[0034] 1-fixed plate, 101-first mounting portion, 102-second mounting portion, 103-notch, 2-base support plate, 21-first base support plate, 22-second base support plate, 3-guide rail, 4-wall panel, 5-guide rail scraper plate, 51-guide rail scraper tongue, 52-lower scraper tongue, 53-side scraper tongue, 6-connecting plate, 7-wall panel scraper plate, 71-wall panel scraper tongue, 8-base plate, 9-attached plate, 10-groove. DETAILED DESCRIPTION

[0035] In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation methods of the utility model are now described with reference to the accompanying drawings. Example

[0036] like Figure 1-7 As shown together, the utility model provides a machine tool guide rail scraping structure, including a guide rail 3 and a wall panel 4, the wall panel 4 is arranged on the outside of the guide rail 3; the guide rail 3 is provided with a guide rail scraper plate 5 which can move along its length direction, the guide rail scraper plate 5 has a guide rail scraper tongue 51, and the guide rail scraper tongue 51 is attached to the outer side surface of the guide rail 3 to realize scraping off the iron chips on the guide rail 3 when the guide rail scraper plate 5 moves.

[0037] The side of the wall panel 4 close to the guide rail 3 is provided with a wall panel scraper 7 which can move along its length direction. The wall panel scraper 7 has a wall panel scraper tongue 71, and the wall panel scraper tongue 71 is attached to the inner side surface of the wall panel 4 to scrape off the iron filings on the wall panel 4 when the wall panel scraper 7 moves.

[0038] Two guide rails 3 are provided, and the two guide rails 3 are arranged in parallel and at intervals. Two wall panels 4 are provided, and the two wall panels 4 are respectively arranged on the outer sides of the two guide rails 3; the wall panels 4 are fixed on the machine tool base.

[0039] A base support plate 2 is installed at a position of the machine tool base close to the inner sides of the two wall panels 4 , and the guide rail 3 is installed on the base support plate 2 .

[0040] A ram is slidably mounted on the guide rail 3 via a slider, a fixing plate 1 is mounted on the ram via screws, and the guide rail scraper plate 5 is detachably mounted on the fixing plate 1 via screws.

[0041] Furthermore, the fixed plate 1 has a first mounting portion 101 and a second mounting portion 102 which are perpendicular to each other, the first mounting portion 101 is connected to the slide, and the guide rail scraper plate 5 is mounted on the second mounting portion 102; a notch 103 for accommodating the guide rail is provided at a position corresponding to the guide rail 3 on the second mounting portion 102, and no interference is generated during movement.

[0042] Furthermore, a threaded hole is provided on the second mounting portion 102, and a waist-shaped through hole is provided on the guide rail scraper plate 5. The threaded hole and the waist-shaped through hole are arranged opposite to each other, and a screw is passed through the waist-shaped through hole and screwed into the threaded hole to install the guide rail scraper plate 5 on the second mounting portion 102; the waist-shaped through hole is provided on the guide rail scraper plate 5 to facilitate position adjustment during the installation process.

[0043] A connecting plate 6 is also mounted on the ram by screws, and the connecting plate 6 extends vertically; the wall panel scraper plate 7 is mounted on one end of the connecting plate 6 by screws.

[0044] The guide rail scraper plate 5 is composed of a base plate 8 and an attached plate 9 covered on the base plate 8; the base plate 8 is a metal plate to ensure strength; the attached plate 9 is an elastomer, preferably a polyurethane elastomer, which has the properties of oil resistance, wear resistance, coolant resistance, and anti-aging, and can ensure that the guide rail 3 and the wall panel 4 are not damaged during the moving scraping process, and ensure quietness.

[0045] The guide rail scraper tongue 51 is arranged on the outside of the guide rail 3 and matches the external shape of the guide rail 3; the guide rail scraper plate 5 also has a lower scraper tongue 52 and a side scraper tongue 53, the lower scraper tongue 52 is arranged on the bottom side of the guide rail scraper plate 5 and is attached to the base support plate 2; the side scraper tongue 53 is arranged at the end of the guide rail scraper plate 5 and is attached to the lower end of the inner side of the wall panel 4.

[0046] The guide scraping tongue 51 , the lower scraping tongue 52 , and the side scraping tongue 53 are all formed on the attached plate 9 .

[0047] The wallboard scraper plate 7 is an elastomer, preferably a polyurethane elastomer; the wallboard scraper tongue 71 is arranged on the vertical side of the wallboard scraper plate 7.

[0048] The contact surface between the guide rail scraper tongue 51 and the guide rail 3 is a scraping surface, and the scraping surface is an inclined surface. The inclined surface reduces the contact area between the guide rail scraper tongue 51 and the guide rail 3, which can reduce the wear of the scraper plate and extend the service life. Similarly, the contact surface between the lower scraper tongue 52 and the base support plate 2, the contact surface between the side scraper tongue 53 and the wall panel 4, and the contact surface between the wall panel scraper tongue 71 and the wall panel 4 are all scraping surfaces, and the scraping surfaces are inclined surfaces.

[0049] The guide rail scraper tongue 51, the lower scraper tongue 52, the side scraper tongue 53 and the wall panel scraper tongue 71 are all provided with grooves 10, which are beneficial to the automatic compensation of the rebound of the scraper tongue. When there are a lot of iron filings, the grooves 10 provide space for the scraper tongue to rebound, preventing excessive iron filings from damaging the guide rail 3 and the wall panel 4.

[0050] Furthermore, the base support plate 2 includes a first base support plate 21 and a second base support plate 22 connected to each other, the second base support plate 22 is an inverted L-shaped plate, and a horizontal portion of the second base plate 22 is connected to the first base support plate 21 .

[0051] The machine tool guide rail scraping structure of the utility model drives the guide rail scraping plate and the wall plate scraping plate to move through the movement of the ram, so as to scrape off the iron chips attached to the guide rail, the base support plate and the wall plate.

[0052] The above is an example of the best implementation of the utility model, and the parts not described in detail are common knowledge of ordinary technicians in this field. The protection scope of the utility model is based on the content of the claims, and any equivalent transformation based on the technical inspiration of the utility model is also within the protection scope of the utility model.

Claims

1. A machine tool guide rail scraping structure, comprising a guide rail (3) and a wall panel (4), wherein the wall panel (4) is arranged on the outer side of the guide rail (3); characterized in that: The guide rail (3) is provided with a guide rail scraper plate (5) movable along the length direction thereof, the guide rail scraper plate (5) having a guide rail scraper tongue (51), the guide rail scraper tongue (51) being in contact with the outer side surface of the guide rail (3); A wallboard scraper plate (7) movable along the length direction of the wallboard (4) is provided on the side surface close to the guide rail (3). The wallboard scraper plate (7) has a wallboard scraper tongue (71) which is in contact with the inner side surface of the wallboard (4).

2. A machine tool guide rail scraping structure as claimed in claim 1, characterized in that: The guide rail scraper plate (5) is composed of a base plate (8) and an attached plate (9) coated on the base plate (8); The base plate (8) is a metal plate; the attachment plate (9) is an elastic body.

3. A machine tool guide rail scraping structure as claimed in claim 2, characterized in that: The wall panels (4) are fixed on the machine tool base; base support plates (2) are installed at positions of the machine tool base close to the inner sides of the two wall panels (4), and the guide rails (3) are installed on the base support plates (2); A ram is slidably mounted on the guide rail (3), a fixing plate (1) is mounted on the ram, and the guide rail scraper plate (5) is detachably mounted on the fixing plate (1).

4. A machine tool guide rail scraping structure as claimed in claim 3, characterized in that: A connecting plate (6) is also mounted on the ram via screws, and the connecting plate (6) extends vertically; the wallboard scraper plate (7) is mounted on one end of the connecting plate (6) via screws.

5. A machine tool guide rail scraping structure as claimed in claim 3, characterized in that: The guide rail scraper plate (5) further comprises a lower scraper tongue (52) and a side scraper tongue (53); the lower scraper tongue (52) is arranged on the bottom side of the guide rail scraper plate (5) and is in contact with the base support plate (2); the side scraper tongue (53) is arranged at one end of the guide rail scraper plate (5) and is in contact with the lower end of the inner side of the wall panel (4); the guide rail scraper tongue (51) is arranged on the outside of the guide rail (3) and matches the outer shape of the guide rail (3); The guide rail scraping tongue (51), the lower scraping tongue (52), and the side scraping tongue (53) are all formed on the attached plate (9).

6. A machine tool guide rail scraping structure as claimed in claim 5, characterized in that: The wallboard scraper plate (7) is an elastic body, and the wallboard scraper tongue (71) is arranged on the vertical side of the wallboard scraper plate (7); The scraping surface of the wallboard scraping tongue (71) is an inclined surface.

7. A machine tool guide rail scraping structure as claimed in claim 5, characterized in that: The scraping surfaces of the guide rail scraping tongue (51), the lower scraping tongue (52) and the side scraping tongue (53) are inclined surfaces.

8. A machine tool guide rail scraping structure as claimed in claim 6, characterized in that: The guide rail scraping tongue (51), the lower scraping tongue (52), the side scraping tongue (53), and the wallboard scraping tongue (71) are all provided with grooves (10).

9. A machine tool guide rail scraping structure as claimed in claim 3, characterized in that: The fixing plate (1) comprises a first mounting portion (101) and a second mounting portion (102) which are perpendicular to each other, and the first mounting portion (101) is connected to the ram; The guide rail scraper plate (5) is mounted on the second mounting portion (102); a notch (103) for accommodating the guide rail is provided at a position on the second mounting portion (102) corresponding to the guide rail (3).

10. A machine tool guide rail scraping structure as claimed in claim 9, characterized in that: The second mounting portion (102) is provided with a threaded hole, the guide rail scraper plate (5) is provided with a waist-shaped through hole, the threaded hole and the waist-shaped through hole are arranged opposite to each other, and a screw is passed through the waist-shaped through hole and screwed into the threaded hole.

Images