CN218253930U

CN218253930U - Digit control machine tool positioning fixture

Info

Publication number: CN218253930U
Application number: CN202221771647.0U
Authority: CN
Inventors: 陈勇明; 牛振; 胡聪勇
Original assignee: Hangzhou Daren Precision Mould Co ltd
Current assignee: Hangzhou Daren Precision Mould Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2023-01-10
Anticipated expiration: 2032-07-11

Abstract

The utility model discloses a digit control machine tool positioning fixture relates to the digit control machine tool field, comprises a workbench, two sets of slide rails are installed at the top of workstation, and the top installation slider of slide rail, the mid-mounting of workstation has the anchor clamps base, and the inside of anchor clamps base installs the screw rod through the bearing, the hydraulic stem is installed to the top of slider, and the output of hydraulic stem is fixed with the rectangular block, and the outer wall cover of rectangular block is equipped with and presss from both sides tight group. The utility model discloses can be convenient for install and dismantle the fixed plate, when dismantling the cramping assembly, separate gag lever post and shifting chute, thereby can separate fixture block and rectangular block, replaced threaded connection's mode, the work efficiency of dismantlement has been improved, interior pole cover is established inside the loop bar, thereby can make the fixed plate can be in the horizontality, can be in same horizontal position with article, the inserted bar through setting can change the fixed plate of equidimension not, thereby can be applicable to the article of processing of treating of different models.

Description

Digit control machine tool positioning fixture

Technical Field

The utility model relates to a digit control machine tool field specifically is a digit control machine tool positioning fixture.

Background

The numerical control machine tool automatically processes a part to be processed according to a processing program which is programmed in advance, a processing process route, process parameters, a motion track, a displacement, cutting parameters and auxiliary functions of the part are programmed into a processing program list according to instruction codes and a program format specified by the numerical control machine tool, contents in the program list are recorded on a control medium and then input into a numerical control device of the numerical control machine tool, so that the machine tool is instructed to process the part, and a workpiece needs to be clamped in the part processing process.

According to chinese patent No. CN 213225220U discloses a digit control machine tool quick positioning fixture, this open patent specification includes "including fixed stabilizer blade, fixed stabilizer blade upper end is provided with the workstation, the workstation upper surface is provided with the slide rail, the slide rail upper end is provided with the slider, one side that the slider is close to the workstation center is provided with the baffle, the slider upper end is provided with the mounting panel, the mounting panel upper end is provided with the hydraulic stem, one side that the workstation center was kept away from to the hydraulic stem is provided with the hydraulic pressure connecting pipe, the hydraulic stem surface is provided with solid fixed ring, one side that the hydraulic pressure connecting pipe was kept away from to the hydraulic stem is provided with the spring, spring one side is provided with the fixed plate, workstation center department is provided with the anchor clamps base, anchor clamps base top is provided with the stand, the stand upper end is provided with the spliced pole, the spliced pole upper end is provided with a platform, one side that the baffle was kept away from to the slider is provided with the nut, the inside through connection of nut has the screw rod, screw rod one side is provided with the runner, one side that the runner was kept away from the screw rod is provided with the bearing, the stand inside is provided with a telescopic cylinder, the inside is provided with the slide bar, the telescopic cylinder inside is provided with the limiting plate on the slide bar.

However, the above-mentioned patent adopts the fixed mode of screw thread when installing the spring plate, but the mode of screw thread fixation wastes time and energy when installation and dismantlement, and the spring of installation between spring plate and the fixed plate, and fixed plate self has gravity, when carrying out the centre gripping to the article, makes the fixed plate drive the spring slope easily to the article that leads to the centre gripping can not be in same water flat line with the fixed plate, and the phenomenon that the fixed plate removed and still can appear rocking when the hydraulic stem removed.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a digit control machine tool positioning fixture to solve the fixed plate and dismantle the technical problem who wastes time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a digit control machine tool positioning fixture, includes the workstation, two sets of slide rails are installed at the top of workstation, and the top installation slider of slide rail, the mid-mounting of workstation has the anchor clamps base, and the inside of anchor clamps base installs the screw rod through the bearing, the hydraulic stem is installed to the top of slider, and the output of hydraulic stem is fixed with the rectangular block, and the outer wall cover of rectangular block is equipped with clamping component, clamping component includes the block at the rectangular block outer wall, and one side of block is fixed with the loop bar to the top of block is provided with the gag lever post, the inside of loop bar is fixed with first spring, and the inside cover of loop bar is equipped with interior pole, the one end that the loop bar was kept away from to interior pole is provided with the fixed plate.

Through adopting the technical scheme, can be convenient for install and dismantle the fixed plate, when dismantling the clamping component, separate gag lever post and shifting chute, thereby can separate fixture block and rectangular block, replaced threaded connection's mode, the work efficiency of dismantlement has been improved, interior pole cover is established inside the loop bar, thereby can make the fixed plate be in the horizontality, can be in same horizontal position with article, the fixed plate of equidimension not can be changed through the inserted bar that sets up, thereby can be applicable to the article of treating processing of different models.

The utility model discloses further set up to, threaded hole is seted up to the bottom of slider, the screw rod runs through two sets of sliders, the outer wall both ends of screw rod are provided with positive and negative screw thread, and the one end of screw rod is fixed with the carousel.

Through adopting above-mentioned technical scheme, positive and negative screw thread through setting up can make the screw rod when rotating, drives two sets of sliders relatively close to simultaneously to replaced traditional mode that needs to rotate two sets of screw rods, also avoided two sets of screw rod pivoted frequencies different, thereby lead to the centre gripping effect to article not good.

The utility model discloses further set up to, the jack has been seted up at the top of fixture block, and one side of fixture block seted up with rectangular block assorted draw-in groove.

Through adopting above-mentioned technical scheme, can make the gag lever post insert through the jack that sets up to inside making the gag lever post enter into the rectangular block, the setting up of draw-in groove can the block at the outer wall of rectangular block, prevents that the fixture block from rotating.

The utility model discloses further set up to, one side of fixed plate is fixed with the fixed block, and the fixed block keep away from one side of fixed plate seted up with loop bar assorted circular slot, the top of fixed block is provided with the inserted bar.

Through adopting above-mentioned technical scheme, can make fixed block and interior pole be connected through the circular slot that sets up, the setting of inserted bar can cooperate with the spacing hole at interior pole top to make fixed block and interior pole fix, prevent the problem that the fixed plate dropped at the during operation.

The utility model discloses further set up to, the inside of rectangle piece is provided with the shifting chute, and the bottom mounting of shifting chute inner wall has the second spring.

Through adopting above-mentioned technical scheme, can carry on spacingly to the gag lever post that rotates through the shifting chute that sets up, give the elasticity of lug through the second spring to make the lug can fix the fixture block on the top of shifting chute inner wall.

To sum up, the utility model discloses mainly have following beneficial effect:

the utility model discloses a clamping component can be convenient for install the fixed plate and dismantle, when dismantling clamping component, separate gag lever post and shifting chute, thereby can separate fixture block and rectangular block, threaded connection's mode has been replaced, the work efficiency of dismantlement has been improved, interior pole cover is established inside the loop bar, thereby can make the fixed plate be in the horizontality, can be in same horizontal position with article, the inserted bar through setting up can change the fixed plate of equidimension not, thereby can be applicable to the article of treating processing of different models.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the clamping assembly of the present invention;

fig. 3 is a perspective view of the clamping assembly of the present invention;

fig. 4 is a perspective view of the stop lever of the present invention.

In the figure: 1. a work table; 2. a slider; 3. a clamp base; 4. a screw; 5. a hydraulic rod; 6. a clamping assembly; 61. a clamping block; 611. a jack; 612. a card slot; 62. a loop bar; 63. an inner rod; 631. a limiting hole; 64. a fixing plate; 641. a fixed block; 642. a rod is inserted; 65. a first spring; 66. a limiting rod; 661. a bump; 7. a rectangular block; 8. a second spring; 9. a moving groove; 10. a slide rail.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

Next, an embodiment of the present invention will be described with reference to the overall structure thereof.

A digit control machine tool positioning fixture, as shown in fig. 1-4, includes workstation 1, its characterized in that: two sets of slide rails 10 are installed at the top of workstation 1, and slider 2 is installed to the top of slide rail 10, the mid-mounting of workstation 1 has anchor clamps base 3, and screw rod 4 is installed through the bearing in anchor clamps base 3's inside, hydraulic stem 5 is installed to the top of slider 2, and the output of hydraulic stem 5 is fixed with rectangular block 7, and the outer wall cover of rectangular block 7 is equipped with clamping component 6, clamping component 6 includes the fixture block 61 of block at rectangular block 7 outer wall, and one side of fixture block 61 is fixed with loop bar 62, rotating screw rod 4, screw rod 4 rotates according to the lead screw principle, thereby make two sets of sliders 2 move at the outer wall of slide rail 10, thereby can realize the purpose that two sets of sliders 2 are close to relatively, then when fixed plate 64 and the article of waiting to process contact, interior pole 63 extrudes first spring 65 and slides at loop bar 62 inner wall, thereby make fixed plate 64 be in the horizontality, and the top of fixture block 61 is provided with gag lever 66, and the outer wall of gag lever 66 is fixed with lug 661, the inside of loop bar 62 is fixed with first spring 65, and the inside cover of interior pole 63 is equipped with interior pole 63, then the jack 66, the jack of fixed plate is provided with the jack 66, then the jack of second jack 66, then the jack of the jack 6 is pushed down from the jack of rectangular block 7, then the jack of the jack 66, then the jack of jack 7, the jack of jack 661 that the jack 6, the jack of jack 6, the jack is pushed downward.

Please refer to fig. 1, a threaded hole is formed at the bottom of the slider 2, the screw rod 4 penetrates through the two sets of sliders 2, the two ends of the outer wall of the screw rod 4 are provided with positive and negative threads, and one end of the screw rod 4 is fixed with a turntable, the screw rod 4 can be driven to be relatively close to the two sets of sliders 2 when rotating through the positive and negative threads, so that the traditional mode that the two sets of screws need to be rotated is replaced, the difference of the rotating frequency of the two sets of screws is also avoided, and the clamping effect on the object is poor.

Referring to fig. 3, the top of the latch 61 is provided with an insertion hole 611, and one side of the latch 61 is provided with a locking groove 612 matching with the rectangular block 7, so that the limiting rod 66 can be inserted through the insertion hole 611, and the limiting rod 66 enters the rectangular block 7, and the locking groove 612 can be fastened on the outer wall of the rectangular block 7 to prevent the latch 61 from rotating.

Referring to fig. 2, a fixing block 641 is fixed on one side of the fixing plate 64, a circular groove matched with the loop bar 62 is formed in one side of the fixing block 641 away from the fixing plate 64, an insertion rod 642 is arranged at the top of the fixing block 641, a limiting hole 631 is formed in the top of the inner rod 63, the fixing block 641 and the inner rod 3 can be connected through the circular groove, the insertion rod 642 can be matched with the limiting hole 631 in the top of the inner rod 63, so that the fixing block 642 and the inner rod 63 can be fixed, and the fixing plate 64 is prevented from falling off during operation.

Referring to fig. 2, a moving groove 9 is formed in the rectangular block 7, a second spring 8 is fixed to the bottom end of the inner wall of the moving groove 9, the rotating limiting rod 66 can be limited by the moving groove 9, and the second spring 8 provides elastic force with the projection 661, so that the projection 661 can fix the latch 61 at the top end of the inner wall of the moving groove 9.

The utility model discloses a theory of operation does: when clamping an article, placing the article to be processed above the furniture base 3, then rotating the screw rod 4, and rotating the screw rod 4 according to the screw rod principle, so that the two groups of sliding blocks 2 move on the outer wall of the sliding rail 10, thereby achieving the purpose that the two groups of sliding blocks 2 are relatively close to each other, then when the fixed plate 64 is in contact with the article to be processed, the inner rod 63 extrudes the first spring 65 to slide on the inner wall of the sleeve rod 62, so that the fixed plate 64 is in a horizontal state, processing is performed, and the screw rod 4 is rotated reversely after processing;

when large-size articles need to be processed, the insert rod 642 is pulled upwards to separate the insert rod 642 from the limiting hole 631 at the top of the inner rod 63, the fixing plate 64 is pulled towards one side to separate the fixing block 641 from the inner rod 63, the replaced large-size fixing plate 64 is clamped on the outer wall of the inner rod 3, and the insert rod 642 is inserted into the limiting hole 631 at the top of the inner rod 3, so that the fixing plate 64 can be replaced; when the clamping assembly 6 needs to be disassembled, the limiting rod 66 is pressed downwards, the limiting rod 66 extrudes the second spring 8 downwards, then the limiting rod 66 rotates, the limiting rod 66 rotates to drive the projection 661 to rotate, then the projection 661 is ejected out of the moving groove 9 in the rectangular block 7 under the action of the second spring 8, the fixture block 61 is separated from the rectangular block 7 through the insertion hole 611 in the top of the rectangular block and the insertion hole 611 in the top of the fixture block 61, and therefore the clamping assembly 6 is disassembled instead of a threaded connection mode, and the assembling and disassembling work efficiency is improved.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims

1. The utility model provides a digit control machine tool positioning fixture, includes workstation (1), its characterized in that: two sets of slide rails (10) are installed at the top of workstation (1), and slide rail (10) top installation slider (2), the mid-mounting of workstation (1) has anchor clamps base (3), and the inside of anchor clamps base (3) installs screw rod (4) through the bearing, hydraulic stem (5) are installed to the top of slider (2), and the output of hydraulic stem (5) is fixed with rectangular block (7), and the outer wall cover of rectangular block (7) is equipped with clamping component (6), clamping component (6) are including block (61) of block at rectangular block (7) outer wall, and one side of block (61) is fixed with loop bar (62) to the top of block (61) is provided with gag lever post (66), the inside of loop bar (62) is fixed with first spring (65), and the inside cover of loop bar (62) is equipped with interior pole (63), the one end that loop bar (62) was kept away from to interior pole (63) is provided with fixed plate (64).

2. The positioning clamp for the numerical control machine tool according to claim 1, characterized in that: threaded holes are formed in the bottoms of the sliding blocks (2), the screw rods (4) penetrate through the two groups of sliding blocks (2), positive and negative threads are arranged at two ends of the outer wall of each screw rod (4), and a rotary table is fixed at one end of each screw rod (4).

3. The numerical control machine tool positioning fixture of claim 1, characterized in that: the top of the clamping block (61) is provided with an insertion hole (611), and one side of the clamping block (61) is provided with a clamping groove (612) matched with the rectangular block (7).

4. The numerical control machine tool positioning fixture of claim 1, characterized in that: the top of the inner rod (63) is provided with a limiting hole (631).

5. The numerical control machine tool positioning fixture of claim 1, characterized in that: a fixing block (641) is fixed on one side of the fixing plate (64), a circular groove matched with the loop bar (62) is formed in one side, away from the fixing plate (64), of the fixing block (641), and an inserting rod (642) is arranged at the top of the fixing block (641).

6. The positioning clamp for the numerical control machine tool according to claim 1, characterized in that: the inside of rectangle piece (7) is provided with shifting chute (9), and the bottom mounting of shifting chute (9) inner wall has second spring (8).