CN214817040U - Protective door structure of machine tool - Google Patents
Protective door structure of machine tool Download PDFInfo
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- CN214817040U CN214817040U CN202120696136.6U CN202120696136U CN214817040U CN 214817040 U CN214817040 U CN 214817040U CN 202120696136 U CN202120696136 U CN 202120696136U CN 214817040 U CN214817040 U CN 214817040U
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- guide rail
- plate
- door
- machine tool
- assembly
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Abstract
The utility model discloses a machine tool protective door structure, which comprises a door frame, a door plate and a linear rail, wherein the door plate is arranged on the door frame in a sliding way through the linear rail, the machine tool protective door structure also comprises a bearing assembly and a guide rail assembly, the bearing assembly comprises a needle bearing, the needle bearing is arranged on the door plate, the guide rail assembly comprises an upper guide rail plate and a lower guide rail plate, the upper guide rail plate and the lower guide rail plate are respectively fixed on the door frame, a guide rail is formed between the upper guide rail plate and the lower guide rail plate, the needle bearing is arranged in the guide rail and can slide along the guide rail to support the door plate, by adopting the structure that one end of the common linear rail and the needle bearing are fixed and the other end of the common linear rail and the needle bearing float, the protective door can be ensured to move smoothly in a high-speed state, the protection door does not vibrate mechanically or move unevenly, the requirement of the protection door on the assembly precision is reduced, the labor cost is saved, and the production efficiency and the product quality are improved.
Description
Technical Field
The utility model relates to a lathe especially relates to a lathe guard gate structure.
Background
The traditional machine tool truss protective door adopts a double-track supporting structure, adopts a plate-type guide rail and adopts a linear guide rail at the same time, and has the limitation that the protective door is easy to be blocked because the two guide rails are not parallel, so that the running speed of the protective door is influenced, and the requirement of a machine tool on machining beats cannot be met; meanwhile, the structure can also improve the running speed of the protective door at a glance, so that the abrasion of the guide rail is aggravated, and the service life is greatly shortened.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, an object of the present invention is to provide a machine tool protective door structure which can move smoothly at a high speed without mechanical vibration or uneven movement.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
the utility model provides a lathe guard gate structure, includes portal, door plant and line rail, the door plant passes through line rail slidable mounting in the portal, lathe guard gate structure still includes bearing assembly and guide rail assembly, the bearing assembly includes needle bearing, needle bearing install in the door plant, guide rail assembly includes upper guide rail plate and lower guide rail plate, upper guide rail plate and lower guide rail plate is fixed in respectively the portal, form the guide rail between upper guide rail plate and the lower guide rail plate, needle bearing install in the guide rail and can follow the guide rail slides in order to support the door plant.
Furthermore, the upper guide rail plate and the lower guide rail plate are both L-shaped.
Further, the machine tool protective door structure further comprises a driving assembly, wherein the driving assembly comprises an air cylinder assembly, a combined support and a sliding block, the air cylinder assembly is fixed on the door frame and connected with the combined support, the combined support is fixed on the door plate, and the sliding block is matched with the linear rail and fixed on the combined support.
Further, the cylinder assembly comprises a cylinder and a floating joint, and the cylinder is connected with the combined support through the floating joint.
Further, the machine tool protective door structure further comprises a sealing assembly, the sealing assembly comprises a connecting strip and a sealing rubber strip with a wing, the connecting strip is fixed on the door frame, the sealing rubber strip with the wing is installed on the connecting strip, and the tail end of the sealing rubber strip with the wing is abutted against the door panel to form sealing.
Furthermore, the sealing assembly further comprises a scrap blocking plate, the scrap blocking plate is fixed to the gantry, and the scrap blocking plate is located on one side of the sealing rubber strip with the fins.
Furthermore, the number of the door plates is two, the machine tool protective door structure further comprises a protective assembly, the protective assembly comprises a connecting plate, a self-clamping sealing adhesive tape and an inserting plate, the connecting plate and the inserting plate are respectively fixed on the two door plates, the self-clamping sealing adhesive tape is arranged on the connecting plate, and when the two door plates are closed, the self-clamping sealing adhesive tape is inserted into the inserting plate.
Further, the section of the plugboard is C-shaped.
Further, the connecting plate is L-shaped.
Further, the number of the door plates is two, the machine tool protective door structure further comprises a braking assembly, the braking assembly comprises a collision support and an oil buffer, the collision support and the oil buffer are respectively fixed on the two door plates, and when the two door plates are closed, the collision support is in contact with the oil buffer to realize braking.
Compared with the prior art, the utility model discloses lathe guard gate structure has following advantage:
(1) by adopting a structure which is composed of a common linear rail and a needle roller bearing and has one fixed end and one floating end, the protective door can be ensured to move smoothly at a high speed without mechanical vibration or uneven movement, the requirement of the protective door on the assembly precision is reduced, the labor cost is saved, and the production efficiency and the product quality are improved;
(2) the structure reduces the running resistance of the protective door, so that the traditional quick air cylinder is adopted, a specially-customized high-speed air cylinder is not required, and the purchasing cost of the air cylinder is reduced;
(3) through the design of the finned sealing rubber strip and the scrap blocking plate, scraps can be effectively blocked, the guide rail and the protective door can be effectively protected, and the service life of the protective door is prolonged;
(4) when the protective door is closed, the self-clamping sealing adhesive tape is inserted into the insertion plate to form a fastening structure, so that the noise generated by collision when the protective door is closed is reduced, and part of accumulated scraps remained in the groove of the insertion plate can be scraped off when the protective door is opened, so that the service life of parts is integrally prolonged;
(5) the combined support has more reliable structure and stronger rigidity, and is more favorable for long-term use.
Drawings
FIG. 1 is a perspective view of the protective door structure of the machine tool of the present invention;
FIG. 2 is an enlarged view of the machine tool guard door of FIG. 1 at A;
FIG. 3 is an enlarged view of the machine tool guard door of FIG. 1 at B;
FIG. 4 is a partial cross-sectional view of the machine tool guard door structure of FIG. 1;
FIG. 5 is an enlarged view of the machine tool guard door structure C of FIG. 4;
FIG. 6 is an enlarged view of the machine tool guard door structure D of FIG. 4;
FIG. 7 is another cross-sectional view of the machine tool guard door structure of FIG. 1;
fig. 8 is an enlarged view of the machine tool protective door structure E of fig. 7.
In the figure: 10. a gantry; 20. a door panel; 30. a wire track; 40. a drive assembly; 41. a cylinder assembly; 42. a combined bracket; 43. a slider; 50. a brake assembly; 51. a crash support; 52. a fixed block; 53. a hydraulic shock absorber; 60. a seal assembly; 61. a connecting strip; 62. sealing rubber strips with fins; 63. a chip blocking plate; 70. a guard assembly; 71. a connecting plate; 72. self-clamping the sealing adhesive tape; 73. a plugboard; 80. a bearing assembly; 81. a needle bearing; 82. a bearing seat; 90. a guide rail assembly; 91. a lower guide rail plate; 92. an upper guide rail plate.
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1 to 8 illustrate the machine tool protective door structure of the present invention, which includes a door frame 10, a door plate 20, a linear rail 30, a driving assembly 40, a braking assembly 50, a sealing assembly 60, a protective assembly 70, a bearing assembly 80, and a guide rail assembly 90.
The number of the door panels 20 is two, the two door panels 20 are located on the same horizontal plane, and the two door panels 20 are slidably mounted on the door frame 10.
The wire track 30 is fixed to the door frame 10, and each door panel 20 is slidably mounted to the door frame 10 via the wire track 30, and the wire track 30 serves as a guide.
The driving assembly 40 includes a cylinder assembly 41, a combining bracket 42, and a slider 43. The cylinder assembly 41 includes a cylinder, a foot rest, and a floating joint. The cylinder is fixed to the mast 10 by a foot rest and is connected to the combined support 42 by a floating joint. The combination bracket 42 is composed of a plurality of sub-brackets, and can finely adjust the mounting positions in the up-down, front-back, and left-right directions. The combined bracket 42 is fixedly connected with the sliding block 43. The combination bracket 42 is fixed to the door panel 20, and the slider 43 is engaged with the linear rail 30 to slidably couple the door panel 20 and the linear rail 30.
The brake assembly 50 includes a collision bracket 51, a fixed block 52, and a hydraulic buffer 53. The collision bracket 51 is fixed to one door panel 20, and the fixing block 52 is fixed to the other door panel 20. The hydraulic shock absorber 53 is mounted on the fixed block 52. When the two door panels 20 are closed, the collision bracket 51 contacts with the hydraulic buffer 53 to realize braking, and meanwhile, the damping function is achieved, and the impact force generated when the protective door is closed is reduced.
The seal assembly 60 includes a connecting strip 61, a finned sealing bead 62, and a chipboard 63. The connecting strip 61 is fixed on the portal 10, the finned sealing rubber strip 62 is installed on the connecting strip 61, the tail end of the finned sealing rubber strip 62 is abutted against the door panel 20 to form sealing, and in the moving process of the door panel 20, the tail end of the finned sealing rubber strip 62 is scraped with the surface of the door panel 20 to form dynamic sealing, so that scraps on one side of the finned sealing rubber strip 62 are prevented from entering the other side of the finned sealing rubber strip 62. The chip blocking plate 63 is fixed on the door frame 10, and the chip blocking plate 63 is located on one side of the sealing rubber strip with fins 62 and also plays a role in blocking chips.
The guard assembly 70 includes a connector plate 71, a self-clamping sealing adhesive strip 72, and a connector plate 73. The connecting plate 71 is fixed to the door panel 20, and the self-clamping sealing rubber strip 72 is mounted at the end of the connecting plate 71. The cross-section of the socket plate 73 is C-shaped. The inserting plate 73 is fixed on the other door plate 20, when the two door plates 20 are closed, the self-clamping sealing rubber strip 72 is inserted in the inserting plate 73 to form a labyrinth fastening structure, noise generated by collision when the protective door is closed is reduced, and partial accumulated scraps remained in the groove of the inserting plate 73 can be scraped off when the protective door is opened, so that the service life of parts is prolonged integrally.
The bearing assembly 80 includes a needle bearing 81 and a bearing housing 82. The bearing housing 82 is fixed to the door panel 20, and the needle roller bearing 81 is attached to the door panel 20 via the bearing housing 82.
The guide rail assembly 90 includes a lower guide rail plate 91 and an upper guide rail plate 92, and both the lower guide rail plate 91 and the upper guide rail plate 92 are L-shaped. The lower rail plate 91 and the upper rail plate 92 are fixed to the door frame 10, respectively, and a rail is formed between the lower rail plate 91 and the upper rail plate 92, and the needle roller bearing 81 is installed in the rail, and the needle roller bearing 81 supports the door panel 20.
According to the protective door, the structure which is composed of the common linear rail 30 and the needle bearing 81 and is fixed at one end and floating at the other end is adopted, so that the protective door can be ensured to move smoothly in a high-speed state without mechanical vibration or uneven movement, the requirement of the protective door on the assembly precision is reduced, the labor cost is saved, and the production efficiency and the product quality are improved; the structure reduces the running resistance of the protective door, so that the traditional quick air cylinder is adopted, a specially-customized high-speed air cylinder is not required, and the purchasing cost of the air cylinder is reduced; through the design of the finned sealing rubber strip 62 and the scrap blocking plate 63, scraps are effectively blocked, the guide rail and the protective door can be effectively protected, and the service life of the protective door is prolonged; when the protective door is closed, the self-clamping sealing rubber strip 72 is inserted into the insertion plate 73 to form a fastening structure, so that noise generated by collision when the protective door is closed is reduced, and part of accumulated scraps remained in the groove of the insertion plate 73 can be scraped off when the protective door is opened, so that the service life of parts is prolonged integrally; the combined support 42 has a more reliable structure and stronger rigidity, and is more beneficial to long-term use.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, all according to the equivalent modifications and evolutions of the present invention, which are made to the above embodiments by the essential technology, and all belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a lathe guard gate structure, includes portal, door plant and line rail, the door plant passes through line rail slidable mounting in portal, its characterized in that: the machine tool protective door structure further comprises a bearing assembly and a guide rail assembly, wherein the bearing assembly comprises a needle bearing, the needle bearing is installed on the door plate, the guide rail assembly comprises an upper guide rail plate and a lower guide rail plate, the upper guide rail plate and the lower guide rail plate are respectively fixed on the door frame, a guide rail is formed between the upper guide rail plate and the lower guide rail plate, and the needle bearing is installed in the guide rail and can slide along the guide rail to support the door plate.
2. The machine tool protective door structure of claim 1, wherein: the upper guide rail plate and the lower guide rail plate are both L-shaped.
3. The machine tool protective door structure of claim 1, wherein: the machine tool protective door structure further comprises a driving assembly, wherein the driving assembly comprises an air cylinder assembly, a combined support and a sliding block, the air cylinder assembly is fixed on the door frame and connected with the combined support, the combined support is fixed on the door plate, and the sliding block is matched with the linear rail and fixed on the combined support.
4. The machine tool protective door structure of claim 3, wherein: the air cylinder assembly comprises an air cylinder and a floating joint, and the air cylinder is connected with the combined support through the floating joint.
5. The machine tool protective door structure of claim 1, wherein: the machine tool protective door structure further comprises a sealing assembly, the sealing assembly comprises a connecting strip and a sealing rubber strip with fins, the connecting strip is fixed on the door frame, the sealing rubber strip with fins is installed on the connecting strip, and the tail end of the sealing rubber strip with fins is abutted to the door panel to form sealing.
6. The machine tool protective door structure of claim 5, wherein: the sealing assembly further comprises a scrap blocking plate, the scrap blocking plate is fixed to the gantry, and the scrap blocking plate is located on one side of the sealing rubber strip with the fins.
7. The machine tool protective door structure of claim 1, wherein: the machine tool protective door structure comprises two door plates, and further comprises a protective assembly, wherein the protective assembly comprises a connecting plate, a self-clamping sealing adhesive tape and an inserting plate, the connecting plate and the inserting plate are respectively fixed on the two door plates, the self-clamping sealing adhesive tape is arranged on the connecting plate, and when the two door plates are closed, the self-clamping sealing adhesive tape is inserted into the inserting plate.
8. The machine tool protective door structure of claim 7, wherein: the section of the plugboard is C-shaped.
9. The machine tool protective door structure of claim 7, wherein: the connecting plate is L-shaped.
10. The machine tool protective door structure of claim 1, wherein: the machine tool protective door structure comprises two door plates, and further comprises a braking assembly, wherein the braking assembly comprises a collision support and an oil buffer, the collision support and the oil buffer are respectively fixed on the two door plates, and when the two door plates are closed, the collision support is in contact with the oil buffer to realize braking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120696136.6U CN214817040U (en) | 2021-04-06 | 2021-04-06 | Protective door structure of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120696136.6U CN214817040U (en) | 2021-04-06 | 2021-04-06 | Protective door structure of machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214817040U true CN214817040U (en) | 2021-11-23 |
Family
ID=78762150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120696136.6U Active CN214817040U (en) | 2021-04-06 | 2021-04-06 | Protective door structure of machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214817040U (en) |
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2021
- 2021-04-06 CN CN202120696136.6U patent/CN214817040U/en active Active
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