CN219853961U

CN219853961U - Guide rail grinder fixture

Info

Publication number: CN219853961U
Application number: CN202320622609.7U
Authority: CN
Inventors: 吴晨军
Original assignee: Nanjing Gtun Automation Technology Co ltd
Current assignee: Nanjing Gtun Automation Technology Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-10-20
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a guide rail grinding machine clamping mechanism which comprises a driving motor, a strip-shaped sliding groove and rotatable clamping parts, wherein the driving motor is arranged on one side surface of a guide rail grinding machine workbench, the strip-shaped sliding groove is formed in the top surface of the guide rail grinding machine workbench, the two rotatable clamping parts are symmetrically arranged on the top of the guide rail grinding machine workbench, the rotatable clamping parts comprise an L-shaped bottom plate, an L-shaped bottom block, side supporting columns and clamping plates, and bottom sliding blocks are fixed at the bottom of the L-shaped bottom plate; according to the utility model, through improving and optimizing the clamping mechanism of the grinding machine in the prior art, the rotatable clamping part consisting of the L-shaped bottom plate, the L-shaped bottom block, the side stay, the clamping plate and other structures is designed, so that when an operator subsequently grinds a workpiece on the grinding machine, the positions of the L-shaped bottom block and the clamping plate can be rotationally adjusted to a certain extent according to the actual condition of the side surface of the workpiece, and the clamping plate can be ensured to be pressed in a relatively flat area of the side surface of the workpiece, so that the clamping stability is improved.

Description

Guide rail grinder fixture

Technical Field

The utility model belongs to the technical field of grinding machine clamping mechanisms, and particularly relates to a guide rail grinding machine clamping mechanism.

Background

The rail grinder is called a gantry type rail surface grinder, a single grinding wheel can be used for carrying out repeated grinding processing of multiple rail surfaces, and when the rail grinder is used for processing, a clamping mechanism for clamping a workpiece is arranged on a workbench of the rail grinder, the clamping mechanism can realize clamping and fixing of the workpiece, and the workpiece clamping mechanism disclosed in the prior patent with the publication number of CN213917521U comprises a processing platform and a clamping plate, wherein a transverse sliding cavity is formed in the processing platform, a transverse screw rod is rotationally arranged in the transverse sliding cavity, spiral directions of outer ring surfaces on two sides of the transverse screw rod are oppositely arranged, and two moving sliding blocks … …' are slidingly arranged in the transverse sliding cavity, so that the common clamping mechanism driven by a motor can be seen;

however, in practical use, the clamping plate is mounted on the upright vertical plate, so that the clamping position of the clamping plate to the workpiece is relatively fixed, the clamping plate cannot be adaptively adjusted according to the specific shape and specification of the workpiece on the workbench of the guide rail grinding machine, the use flexibility is reduced, and particularly when irregular protrusions exist on the side surface of the workpiece, the clamping plate is easy to have the problem of poor clamping stability due to the fact that the clamping plate position cannot be rotationally adjusted.

Disclosure of Invention

The utility model aims to provide a clamping mechanism of a guide rail grinding machine, which solves the problems that clamping plates in the clamping mechanism of the conventional grinding machine provided in the background art cannot be rotationally adjusted and have certain limitations.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a guide rail grinding machine fixture, includes driving motor, bar spout and rotatable clamping part, driving motor installs one side surface at the guide rail grinding machine workstation, the top surface at the guide rail grinding machine workstation is seted up to the bar spout, two rotatable clamping part symmetry sets up the top at the guide rail grinding machine workstation, rotatable clamping part includes L shape bottom plate, L shape bottom block, side stay and splint, the bottom of L shape bottom plate is fixed with the end slider, and the end slider slides and lie in the bar spout, L shape bottom block rotates installs the top at L shape bottom plate, and is provided with limit structure between L shape bottom block and the L shape bottom plate, the top at L shape bottom block is fixed to the side stay, and splint are fixed at the tip of side stay, one side of L shape bottom plate is fixed with T shape axle piece, the bottom rotation cover of L shape bottom block is established on T shape axle piece, limit structure is including the groove of pressing down of seting up at L shape bottom block one side surface, press down the inslot through spring movable mounting and press down the briquetting, the bottom end of pressing down groove side slider has the end to set up to the limit structure, side slider is fixed to one side of side slider is the arc-shaped block, and one of side slider is fixed to the limit block, and one of the limit block is fixed to the limit position in the arc-shaped hole.

Preferably, a side groove is formed in one side surface of the pressing block, and one end of the spring is inserted into the side groove.

Preferably, the rotatable clamping part further comprises a rubber pad arranged on the surface of the clamping plate, a dismounting structure is arranged between the rubber pad and the clamping plate, the dismounting structure comprises a rectangular inserting block and an inserting hole, two integrated rectangular inserting blocks are arranged on one side of the rubber pad, two inserting holes are formed in the surface of the clamping plate in a penetrating mode, the end portions of the rectangular inserting blocks penetrate through one side of the clamping plate and are located on one side of the side supporting columns, the dismounting structure further comprises triangular protruding blocks and rectangular clamping grooves, triangular protruding blocks are fixed on the upper surface and the lower surface of the side supporting columns, rectangular clamping grooves are formed in the end portion surfaces of the rectangular inserting blocks, and the end portions of the triangular protruding blocks are embedded into the rectangular clamping grooves.

Preferably, the strip-shaped sliding groove is internally provided with a bidirectional screw in a rotating manner, the output end of the driving motor penetrates into the strip-shaped sliding groove and is connected with the bidirectional screw, the two bottom sliding blocks are respectively sleeved at the two ends of the bidirectional screw, and the bottom sliding blocks are in threaded connection with the bidirectional screw.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through improving and optimizing the clamping mechanism of the grinding machine in the prior art, the rotatable clamping part consisting of the L-shaped bottom plate, the L-shaped bottom block, the side stay, the clamping plate and other structures is designed, so that when an operator subsequently grinds a workpiece on the grinding machine, the positions of the L-shaped bottom block and the clamping plate can be rotationally adjusted to a certain extent according to the actual condition of the side surface of the workpiece, and the clamping plate can be ensured to be pressed in a relatively flat area of the side surface of the workpiece, so that the clamping stability is improved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an enlarged view of a portion of the rotatable clamp of FIG. 1 in accordance with the present utility model;

FIG. 3 is a cross-sectional view of a rotatable clamp of the present utility model;

FIG. 4 is an enlarged view of a portion of the area A of FIG. 3 in accordance with the present utility model;

in the figure: 1. a driving motor; 2. a strip-shaped chute; 3. a rotatable clamping portion; 301. an L-shaped bottom plate; 302. an L-shaped bottom block; 303. side stay; 304. a clamping plate; 305. a rubber pad; 306. a bottom slider; 307. a limiting hole; 308. a pressing groove; 309. a spring; 310. pressing the blocks; 311. a side chute; 312. a side slider; 313. a limit clamping block; 314. rectangular inserting blocks; 315. a jack; 316. triangular protruding blocks; 317. a rectangular clamping groove; 4. guide rail grinder workstation.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to fig. 4, a first embodiment of the present utility model provides a technical solution: the utility model provides a guide rail grinder fixture, including driving motor 1, bar spout 2 and rotatable clamping part 3, driving motor 1 installs in one side surface of guide rail grinder workstation 4, bar spout 2 sets up the top surface at guide rail grinder workstation 4, two rotatable clamping part 3 symmetry set up at the top of guide rail grinder workstation 4, rotatable clamping part 3 includes L shape bottom plate 301, L shape bottom block 302, side stay 303 and splint 304, the bottom welding of L shape bottom plate 301 has bottom slider 306, and bottom slider 306 slides and is located bar spout 2, L shape bottom block 302 is installed at the top of L shape bottom plate 301 in the rotation, and be provided with limit structure between L shape bottom block 302 and the L shape bottom plate 301, the top at L shape bottom block 302 is welded to side stay 303 is fixed, and splint 304 are fixed at the tip of side stay 303, follow-up operating personnel can be according to the side actual conditions of the machined part on the guide rail grinder workstation 4, the L-shaped bottom block 302 and the clamping plate 304 are rotationally adjusted to a certain extent, the clamping plate 304 can be pressed in a relatively flat area on the side surface of a workpiece, so as to improve clamping stability, a T-shaped shaft block is fixed on one side of the L-shaped bottom plate 301, the bottom end of the L-shaped bottom block 302 is rotationally sleeved on the T-shaped shaft block, so that the L-shaped bottom block 302 can smoothly rotate, the limiting structure comprises a pressing groove 308 formed on one side surface of the L-shaped bottom block 302, a pressing block 310 is movably mounted in the pressing groove 308 through a spring 309, a side sliding groove 311 is formed on the inner wall of the bottom end of the pressing groove 308, a side sliding block 312 is arranged in the side sliding groove 311 in a sliding manner, the top end of the side sliding block 312 is fixed with the pressing block 310, a plurality of limiting blocks 313 are uniformly formed on one side of the side sliding block 312 in an arc-shaped array by taking the T-shaped shaft block as a circle center, the end of the limiting clamping block 313 penetrates into one of the limiting holes 307, stable limiting of the L-shaped bottom block 302 during daily use is achieved, clamping stability is guaranteed, the side sliding block 312 can be relieved by only pressing the pressing block 310 down to enable the side sliding block 312 to move out of the limiting hole 307 with the limiting clamping block 313, limiting of the L-shaped bottom block 302 is achieved, rotating operation of the L-shaped bottom block 302 is achieved, after rotating adjustment is completed, the pressing block 310 is loosened, the spring 309 pushes the pressing block 310 back to reset, and the limiting clamping block 313 is clamped into the limiting holes 307 at other positions, so that stable limiting of the L-shaped bottom block 302 and the clamping plate 304 can be achieved.

Wherein, a side groove is formed on one side surface of the pressing block 310, and one end of the spring 309 is inserted into the side groove, so as to ensure the installation stability of the spring 309.

Wherein, the rotation of bar spout 2 is provided with two-way screw rod, and driving motor 1's output runs through to bar spout 2 in to be connected with two-way screw rod, two end sliders 306 cover are established respectively at two ends of two-way screw rod, and end slider 306 and two-way screw rod threaded connection, make follow-up driving motor 1 start the back, can drive two-way screw rod and rotate, cause two-way screw rod to take two end sliders 306 to shift towards the center department of guide grinder workstation 4 through the screw thread, realize the centre gripping action of two rotatable clamping parts 3.

Example 2

Referring to fig. 1 to 4, a second embodiment of the present utility model is based on the previous embodiment, except that the rubber pad 305 is provided to prevent the subsequent clamping plate 304 from directly contacting the side of the workpiece, so as to prevent abrasion, and the rubber pad 305 is easy to be disassembled and replaced.

Specifically, rotatable clamping part 3 still includes the rubber pad 305 of installing at the surface of splint 304, can play protection abrasionproof effect to the side of machined part, avoid the direct side contact with the machined part when splint 304 follow-up centre gripping, be provided with the dismouting structure between rubber pad 305 and the splint 304, the dismouting structure includes rectangle inserted block 314 and jack 315, one side of rubber pad 305 is equipped with two integral type rectangle inserted block 314, rectangle inserted block 314 is also made for the rubber material, can take place elastic deformation, the surface of splint 304 runs through and has seted up two jacks 315 corresponding with rectangle inserted block 314, the tip of rectangle inserted block 314 runs through to one side of splint 304, and be located one side of side stay 303, the dismouting structure still includes triangle lug 316 and rectangle draw-in groove 317, the upper and lower surface of side stay 303 all is fixed with triangle lug 316, rectangle draw-in groove 317 corresponding with triangle lug 316 is seted up to the tip of rectangle inserted block 314, the tip of triangle lug 316 is embedded into rectangle draw-in groove 317, make rubber pad 305 easy dismouting.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a guide rail grinding machine fixture, includes driving motor (1), bar spout (2) and rotatable clamping part (3), driving motor (1) installs on one side surface of guide rail grinding machine workstation (4), the top surface at guide rail grinding machine workstation (4) is seted up in bar spout (2), two rotatable clamping part (3) symmetry sets up at the top of guide rail grinding machine workstation (4), its characterized in that: rotatable clamping part (3) are including L shape bottom plate (301), L shape bottom block (302), side stay (303) and splint (304), the bottom of L shape bottom plate (301) is fixed with end slider (306), and end slider (306) slip are located bar spout (2), L shape bottom block (302) rotate and install at the top of L shape bottom plate (301), and be provided with limit structure between L shape bottom block (302) and the L shape bottom plate (301), the top at L shape bottom block (302) is fixed to side stay (303), and splint (304) are fixed at the tip of side stay (303).

2. The guide rail grinding machine clamping mechanism of claim 1, wherein: one side of the L-shaped bottom plate (301) is fixed with a T-shaped shaft block, and the bottom end of the L-shaped bottom block (302) is rotatably sleeved on the T-shaped shaft block.

3. The guide rail grinding machine clamping mechanism of claim 1, wherein: the limiting structure comprises a pressing groove (308) formed in one side surface of an L-shaped bottom block (302), a pressing block (310) is movably mounted in the pressing groove (308) through a spring (309), a side sliding groove (311) is formed in the inner wall of the bottom end of the pressing groove (308), a side sliding block (312) is arranged in the side sliding groove (311) in a sliding mode, the top end of the side sliding block (312) is fixed with the pressing block (310), a limiting clamping block (313) is fixed on one side of the side sliding block (312), a plurality of limiting holes (307) are uniformly formed in the surface of the L-shaped bottom plate (301) in an arc array by taking a T-shaped shaft block as a circle center, and the end portion of the limiting clamping block (313) penetrates into one of the limiting holes (307).

4. A rail grinder fixture as defined in claim 3, wherein: a side groove is formed in one side surface of the pressing block (310), and one end of the spring (309) is inserted into the side groove.

5. The guide rail grinding machine clamping mechanism of claim 1, wherein: the rotatable clamping part (3) further comprises a rubber pad (305) arranged on the surface of the clamping plate (304), and a dismounting structure is arranged between the rubber pad (305) and the clamping plate (304).

6. The guide rail grinding machine clamping mechanism of claim 5, wherein: the dismounting structure comprises a rectangular inserting block (314) and an inserting hole (315), two integrated rectangular inserting blocks (314) are arranged on one side of the rubber pad (305), two inserting holes (315) are formed in the surface of the clamping plate (304) in a penetrating mode, and the end portion of the rectangular inserting block (314) penetrates through one side of the clamping plate (304) and is located on one side of the side supporting column (303).

7. The guide rail grinding machine clamping mechanism of claim 6, wherein: the dismounting structure further comprises a triangular lug (316) and a rectangular clamping groove (317), wherein the triangular lug (316) is fixed on the upper surface and the lower surface of the side stay (303), the rectangular clamping groove (317) is formed in the end surface of the rectangular inserting block (314), and the end of the triangular lug (316) is embedded into the rectangular clamping groove (317).

8. The guide rail grinding machine clamping mechanism of claim 1, wherein: the strip-shaped sliding groove (2) is rotationally provided with a bidirectional screw rod, the output end of the driving motor (1) penetrates into the strip-shaped sliding groove (2) and is connected with the bidirectional screw rod, two bottom sliding blocks (306) are respectively sleeved at two ends of the bidirectional screw rod, and the bottom sliding blocks (306) are in threaded connection with the bidirectional screw rod.