CN213135864U

CN213135864U - Machine tool cover clamping mechanism

Info

Publication number: CN213135864U
Application number: CN202022227631.0U
Authority: CN
Inventors: 周全云
Original assignee: Wuxi Yiyuanlai Machinery Manufacturing Co ltd
Current assignee: Wuxi Yiyuanlai Machinery Manufacturing Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-05-07
Anticipated expiration: 2030-10-09

Abstract

The utility model belongs to the field of clamping equipment, in particular to a machine tool cover clamping mechanism, aiming at the problems that the existing machine tool cover clamping mechanism can only clamp the side surface of a machine tool cover and can not stably limit the top of the machine tool cover, so that the machine tool cover is easy to longitudinally deviate in the processing process and the processing precision and the processing quality are influenced, the utility model provides a scheme which comprises two support plates, wherein the top parts of the two support plates are fixedly provided with a same workbench, the top part of the workbench is fixedly provided with a processing table, the processing table is arranged in a hollow way, two sliding plates which are symmetrically arranged are arranged on the inner wall of the bottom part of the processing table in a sliding way, compared with the traditional clamping mechanism, the machine tool cover body can be clamped in the X-axis and Y-axis directions, the clamping stability of the machine tool cover body is high, and the position deviation can not occur, the processing precision and the processing quality are greatly improved.

Description

Machine tool cover clamping mechanism

Technical Field

The utility model relates to a centre gripping equipment technical field especially relates to a machine tool cover fixture.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. Generally, the machine tool is divided into a metal cutting machine tool, a forging machine tool, a woodworking machine tool and the like, when the machine tool is used, a machine tool cover needs to be installed, and the machine tool cover needs to be clamped in the machining process.

The existing machine tool cover clamping mechanism can only clamp the side face of a machine tool cover, and cannot stably limit the top of the machine tool cover, so that the machine tool cover is easy to longitudinally deviate in the machining process, and machining precision and machining quality are affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the side that has the lathe cover fixture among the prior art only can carry out the centre gripping to the lathe cover, can not carry out stable spacing to the top of lathe cover, lead to the lathe cover to take place fore-and-aft skew easily at the in-process of processing, influence machining precision and processingquality's shortcoming, and a lathe cover fixture that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a machine tool cover clamping mechanism comprises two support plates, wherein the tops of the two support plates are fixedly provided with a same workbench, the top of the workbench is fixedly provided with a processing table, the processing table is arranged in a hollow manner, the inner wall of the bottom of the processing table is provided with two sliding plates which are symmetrically arranged in a sliding manner, one sides of the two sliding plates, which are close to each other, are in transmission connection with a same power assembly, the tops of the two sliding plates penetrate through the inner wall of the top of the processing table and extend to the upper side of the processing table, clamping plates are fixedly arranged at the tops of the two sliding plates, a placing table is fixedly arranged at the top of the processing table, a machine tool cover body is placed at the top of the placing table, the two clamping plates are respectively positioned at two sides of the machine tool cover body, vertical rods are fixedly arranged at one sides of the two sliding plates, which are far away from, and the outer side of the screw rod is in threaded connection with two upper pressing plates, and the two upper pressing plates are both positioned above the machine tool cover body.

Preferably, for the convenience of driving the two sliding plates to move towards one side away from or close to each other, the power assembly comprises an electric push rod fixedly mounted on the inner wall of the bottom of the processing table, a rack is fixedly mounted at one end of an output shaft of the electric push rod, a vertical shaft is rotatably mounted on the inner wall of the bottom of the processing table, a gear is fixedly sleeved on the outer side of the vertical shaft, the gear is meshed with the rack, a turntable is fixedly mounted at the top of the vertical shaft, two driving rods symmetrically arranged are rotatably mounted at the top of the turntable, and one side, away from each other, of the two driving rods is rotatably connected with one side, close to each other.

Preferably, in order to be able to use the transverse movement of the sliding plate as a power source and reduce the production cost, vertical plates are fixedly mounted on two sides of the processing table, one side, close to each other, of each vertical plate is fixedly mounted with the same fixed plate, upper pressing assemblies symmetrically arranged are arranged at the bottom of each fixed plate, and the two upper pressing assemblies are in transmission connection with the two driving racks respectively.

Preferably, in order to improve the stability of centre gripping lathe cover body, the top pressure subassembly is including rotating two transmission shafts of installing in the fixed plate bottom, and the outside of two transmission shafts is all fixed the cover and is equipped with drive gear, and two drive racks combine together with two drive gear respectively, the bottom of two transmission shafts respectively with the top fixed mounting of two screw rods, the equal threaded connection in the outside of two screw rods has the drive block, the bottom of two drive blocks respectively with the bottom fixed mounting of two top presses.

Preferably, in order to control the distance that the slide can move accurately, electric putter's stroke distance is zero centimetre to five centimetres, the rotation range of carousel is zero degree to ninety degrees, two rectangle through-holes of symmetry setting have been seted up on the top inner wall of processing platform, and two rectangle through-holes are run through respectively and all extend to the top of processing platform to the top of two slides.

In the utility model, when the machine tool cover body is required to be clamped, the machine tool cover body is firstly placed on the placing table, then the switch of the electric push rod is pressed, the rack can move transversely, the transverse movement of the rack can be converted into the rotation of the gear, the vertical shaft and the turntable through the meshing relation of the arranged rack and the gear, the two sliding plates can be driven by the arranged two driving rods to move transversely to one side close to each other, the two clamping plates are stably clamped at the two sides of the machine tool cover body, meanwhile, the two vertical rods and the two driving racks can be driven by the two sliding plates to move transversely in the transverse movement process, the transverse movement of the driving racks can be converted into the rotation of the driving gear, the transmission shaft and the screw rod through the meshing relation of the arranged driving racks and the driving gear, and the screw rod is connected with the driving block through screw threads, the rotation of the screw rod can be converted into, when the two clamping plates are respectively and tightly clamped with the two sides of the machine tool cover body, the bottoms of the two upper pressing plates are tightly clamped with the top of the machine tool cover body, at the moment, the output shaft of the electric push rod extends to the maximum distance, and the turntable just rotates ninety degrees;

in order to solve the problems that a plurality of power source devices are needed in the transmission process and the production cost is high, the whole transmission and clamping process can be completed by one power source through the set meshing relationship between the driving rack and the driving gear and the meshing relationship between the rack and the gear, the production cost is low, and the transmission stability is high;

in order to solve the problems that the moving ranges of the two sliding plates are limited and the machine tool cover bodies with different sizes cannot be stably clamped, the two sliding plates are provided with X-axis sliding spaces in the two rectangular through holes through the two rectangular through holes formed in the inner wall of the top of the processing table, and the clamping device can be suitable for clamping the machine tool cover bodies with different sizes.

Drawings

Fig. 1 is a perspective view of a part of a clamping mechanism of a machine tool cover according to the present invention;

fig. 2 is a schematic front view of a clamping mechanism of a machine tool cover according to the present invention;

fig. 3 is an enlarged schematic view of a part a of the structure in fig. 2 of a machine tool cover clamping mechanism provided by the present invention.

In the figure: the machine tool cover comprises a support plate 1, a workbench 2, a processing table 3, an electric push rod 4, a rack 5, a gear 6, a turntable 7, a driving rod 8, a sliding plate 9, a clamping plate 10, a placing table 11, a machine tool cover body 12, a vertical plate 13, a fixing plate 14, a vertical rod 15, a driving rack 16, a transmission shaft 17, a driving gear 18, a screw rod 19, a driving block 20 and an upper pressing plate 21.

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.

Example one

Referring to fig. 1-3, a machine tool cover clamping mechanism comprises two support plates 1, a same workbench 2 is fixedly mounted on the top of each support plate 1, a processing table 3 is fixedly mounted on the top of each workbench 2, the processing table 3 is hollow, two sliding plates 9 are symmetrically mounted on the inner wall of the bottom of the processing table 3 in a sliding manner, one side, close to each other, of each sliding plate 9 is in transmission connection with a same power assembly, the tops of the two sliding plates 9 penetrate through the inner wall of the top of the processing table 3 and extend above the processing table 3, clamping plates 10 are fixedly mounted on the tops of the two sliding plates 9, a placing table 11 is fixedly mounted on the top of the processing table 3, a machine tool cover body 12 is placed on the top of the placing table 11, the two clamping plates 10 are respectively located on two sides of the machine tool cover body 12, a vertical rod 15 is fixedly mounted on one side, far away from each sliding plate 9, a driving rack 16 is fixedly mounted, the driving rack 16 is connected with a screw rod 19 in a transmission manner, the outer side of the screw rod 19 is connected with an upper pressure plate 21 in a threaded manner, two upper pressure plates 21 are arranged, and the two upper pressure plates 21 are located above the machine tool cover body 12.

The following further improvements are made on the basis of the first embodiment:

example two

The utility model discloses in, for convenient two slides 9 of drive to keeping away from each other or the one side sideslip that is close to each other, power component includes electric putter 4 of fixed mounting on the inner wall of processing platform 3 bottom, the one end fixed mounting of electric putter 4 output shaft has rack 5, rotate on the bottom inner wall of processing platform 3 and install the vertical axis, and the fixed cover in the outside of vertical axis is equipped with gear 6, gear 6 and rack 5 mesh mutually, the top fixed mounting of vertical axis has carousel 7, and the top of carousel 7 rotates and installs two actuating levers 8 that the symmetry set up, one side that two actuating levers 8 kept away from each other rotates with one side that two slides 9 are close to each other respectively and is connected.

The utility model discloses in, in order to regard the sideslip of slide 9 as the power supply, reduction in production cost, the equal fixed mounting in both sides of processing platform 3 has riser 13, and one side fixed mounting that two risers 13 are close to each other has same fixed plate 14, and the bottom of fixed plate 14 is equipped with the last pressure subassembly that the symmetry set up, and two last pressure subassemblies are connected with two 16 transmissions of drive rack respectively.

The utility model discloses in, in order to improve the stability of centre gripping lathe cover body 12, the top pressure subassembly is including rotating two transmission shafts 17 of installing in fixed plate 14 bottom, the fixed cover in the outside of two transmission shafts 17 is all equipped with drive gear 18, two drive racks 16 combine together with two drive gear 18 respectively, the bottom of two transmission shafts 17 respectively with two screw rod 19's top fixed mounting, the equal threaded connection in the outside of two screw rod 19 has drive block 20, the bottom of two drive block 20 respectively with two top pressure board 21's bottom fixed mounting.

The utility model discloses in, for the distance that can accurate control slide 9 can remove, electric putter 4's stroke distance is zero centimetre to five centimetres, and carousel 7's rotation range is zero degree to ninety degrees, sets up two rectangle through-holes that the symmetry set up on the top inner wall of processing platform 3, and two rectangle through-holes are run through respectively and all extend to the top of processing platform 3 at the top of two slides 9.

In the utility model, when the machine tool cover body 12 is required to be clamped, firstly, the machine tool cover body 12 is placed on the placing table 11, then the switch of the electric push rod 4 is pressed, the rack 5 can move transversely, the transverse movement of the rack 5 can be converted into the rotation of the gear 6, the vertical shaft and the turntable 7 through the set meshing relation of the rack 5 and the gear 6, the two sliding plates 9 can be driven by the two set driving rods 8 to move transversely to the mutually close sides, the two clamping plates 10 are stably clamped at the two sides of the machine tool cover body 12, meanwhile, the two sliding plates 9 can drive the two vertical rods 15 and the two driving racks 16 to move transversely in the transverse movement process, through the set meshing relation of the driving racks 16 and the driving gear 18, the transverse movement of the driving racks 16 can be converted into the rotation of the driving gear 18, the transmission shaft 17 and the screw rod 19, because the screw rod 19 is in threaded connection with the driving block, can turn into the longitudinal movement of drive block 20 and top board 21 with screw rod 19's rotation, when two splint 10 respectively with the inseparable centre gripping in both sides of lathe cover body 12, the bottom of two top boards 21 all with the inseparable centre gripping in top of lathe cover body 12, at this moment, electric putter 4's output shaft extends to the maximum distance, carousel 7 has just rotated ninety degrees, compared with traditional fixture, can carry out the centre gripping to lathe cover body 12 on X axle and Y axle two directions, lathe cover body 12's centre gripping stability is high, the skew of position can not take place, the precision of processing and the quality of processing have been improved greatly.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The machine tool cover clamping mechanism comprises two support plates (1), and is characterized in that the top of each support plate (1) is fixedly provided with a same workbench (2), the top of each workbench (2) is fixedly provided with a processing table (3), the processing tables (3) are arranged in a hollow manner, the inner walls of the bottoms of the processing tables (3) are slidably provided with two sliding plates (9) which are symmetrically arranged, one sides of the two sliding plates (9) which are close to each other are in transmission connection with a same power assembly, the tops of the two sliding plates (9) penetrate through the inner walls of the tops of the processing tables (3) and extend to the upper parts of the processing tables (3), the tops of the two sliding plates (9) are fixedly provided with clamping plates (10), the tops of the processing tables (3) are fixedly provided with placing tables (11), the tops of the placing tables (11) are provided with machine tool cover bodies (12), and the two clamping plates (10) are respectively positioned at two sides of the machine tool, the two sliding plates (9) are mutually far away from one side, the vertical rods (15) are fixedly mounted on the same side, the two vertical rods (15) are mutually close to one side, driving racks (16) are fixedly mounted on the same side, the driving racks (16) are connected with the screw rods (19) in a transmission mode, the outer side of each screw rod (19) is connected with the upper pressing plate (21) in a threaded mode, the upper pressing plates (21) are arranged in two modes, and the two upper pressing plates (21) are located above the machine tool cover body (12).

2. The machine tool cover clamping mechanism according to claim 1, wherein the power assembly comprises an electric push rod (4) fixedly mounted on the inner wall of the bottom of the machining table (3), a rack (5) is fixedly mounted at one end of an output shaft of the electric push rod (4), a vertical shaft is rotatably mounted on the inner wall of the bottom of the machining table (3), a gear (6) is fixedly sleeved on the outer side of the vertical shaft, the gear (6) is meshed with the rack (5), a turntable (7) is fixedly mounted at the top of the vertical shaft, two driving rods (8) symmetrically arranged are rotatably mounted at the top of the turntable (7), and one side, which is far away from each other, of the two driving rods (8) is rotatably connected with one side, which is close to each other, of the two sliding plates (9).

3. The machine tool cover clamping mechanism according to claim 1, wherein vertical plates (13) are fixedly mounted on two sides of the processing table (3), one side, close to each other, of each vertical plate (13) is fixedly mounted with the same fixing plate (14), symmetrically arranged upper pressing assemblies are arranged at the bottom of the fixing plate (14), and the two upper pressing assemblies are in transmission connection with the two driving racks (16) respectively.

4. The machine tool cover clamping mechanism according to claim 3, wherein the pressing assembly comprises two transmission shafts (17) rotatably mounted at the bottom of the fixing plate (14), the outer sides of the two transmission shafts (17) are respectively and fixedly sleeved with a driving gear (18), two driving racks (16) are respectively combined with the two driving gears (18), the bottoms of the two transmission shafts (17) are respectively and fixedly mounted with the tops of two screw rods (19), the outer sides of the two screw rods (19) are respectively and threadedly connected with driving blocks (20), and the bottoms of the two driving blocks (20) are respectively and fixedly mounted with the bottoms of two pressing plates (21).

5. The machine tool cover clamping mechanism according to claim 2, wherein the stroke distance of the electric push rod (4) is zero cm to five cm, the rotation range of the rotary table (7) is zero degree to ninety degree, two rectangular through holes are symmetrically formed in the inner wall of the top of the processing table (3), and the tops of the two sliding plates (9) penetrate through the two rectangular through holes respectively and extend to the upper side of the processing table (3).