CN114734277B

CN114734277B - Workpiece fixing device for vertical machining center

Info

Publication number: CN114734277B
Application number: CN202210474562.4A
Authority: CN
Inventors: 李国华
Original assignee: JIANGSU TENGTONG PACKING MACHINERY CO LTD
Current assignee: JIANGSU TENGTONG PACKING MACHINERY CO LTD
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-12-30
Anticipated expiration: 2042-04-29
Also published as: CN114734277A

Abstract

The invention discloses a workpiece fixing device for a vertical machining center, which comprises a circular ring seat, wherein a support plate is fixedly arranged on one side of the circular ring seat, a vertical shaft seat is fixedly arranged at one end, away from the circular ring seat, of the support plate, a slide rail is arranged in the vertical shaft seat, the slide rail is connected with a support in a sliding manner in a matching manner, the support is connected with a machining system, a cavity is formed in the circular ring seat, an air pump is arranged in the cavity, a plurality of through holes are formed in the circular ring seat, a shaft sleeve is fixedly connected in each through hole, one side, located in the circular ring seat, of each shaft sleeve is jointly connected with an internal fixing structure, one side, located outside the circular ring seat, of each shaft sleeve is jointly connected with an external fixing structure, and a cleaning structure is arranged in the cavity. Has the advantages that: the outer fixing structure and the inner fixing structure connected with the first telescopic sleeve and the second telescopic sleeve which are respectively arranged can respectively fix elements with small volume and large volume, so that the fixing range is improved, and the use is convenient.

Description

Workpiece fixing device for vertical machining center

Technical Field

The invention relates to the technical field of vertical machining centers, in particular to a workpiece fixing device for a vertical machining center.

Background

The vertical machining center is a machining center with the axis of a main shaft perpendicular to a workbench and is mainly suitable for machining complex parts such as plates, discs, molds and small shells. The vertical machining center can complete the procedures of milling, boring, drilling, tapping, thread cutting and the like, wherein the fixing device of the workpiece is an important component mechanism of the vertical machining center.

Through the retrieval, chinese granted patent publication is CN111922759B is used for vertical machining center's work piece fixing device, belong to mechanical vertical machining device field, it fixes to have adopted the bottom in the use, upper portion adsorbs to hang gets, carry out the removal of device, place small-size mechanical device in vertical machining frame below axle center, later through loosening the adsorption probe, and retrieve the adsorption probe through elastic hydraulic pressure pipe, later start actuating mechanism and drive pneumatic buffering fixed establishment, locking inflation mechanism and removal fixed establishment are through the operation, the shortcoming of above-mentioned prior art is:

1. only small devices can be fixed, but devices with a high height cannot be stably fixed, and the center of gravity cannot be stabilized when the devices are fixed.

2. When the air pressure buffer structure is fixed, the air pressure buffer structure and the locking inflation structure are used for fixing, so that large heat is generated in use, and heat can not be dissipated in time in actual use.

3. The processed objects cannot be cleaned, so that tailings are easy to accumulate, and subsequent processing and use are influenced.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a workpiece fixing device for a vertical machining center.

The utility model provides a work piece fixing device for vertical machining center, includes the ring seat, one side of ring seat is fixed to be provided with the extension board, the one end that the ring seat was kept away from to the extension board is fixed to be provided with perpendicular axle bed, be provided with the slide rail in the perpendicular axle bed, slide rail cooperation sliding connection has the support, the support is connected with the system of processing, the cavity has been seted up to the inside of ring seat, be provided with the air pump in the cavity, be provided with a plurality of through-holes that communicate with the cavity along the direction of radius in the ring seat, every equal fixedly connected with axle sleeve in the through-hole, a plurality of one side that the axle sleeve is located the ring seat is connected with interior fixed knot jointly, and a plurality of one side that the axle sleeve is located the ring seat is connected with outer fixed knot jointly, be provided with the clearance structure in the cavity.

Further, the internal fixation structure includes a plurality of first flexible cover, and is a plurality of the outer wall size of first flexible cover cooperatees with the inner wall of axle sleeve, every first flexible cover is all sealed run through the inner wall of cavity and with a plurality of the center of the common directional ring seat of first flexible cover, every one side fixedly connected with buffer block that is located the ring seat of first flexible cover.

Further, outer fixed knot constructs including a plurality of settings keep away from the flexible cover of second of first flexible cover one side at the axle sleeve, wherein the quantity of the flexible cover of second is one less than the quantity of first flexible cover, the one end intercommunication fixedly connected with pouring jacket of first flexible cover is kept away from to the flexible cover of second, spacing sliding connection has the cover plywood in the pouring jacket, is located a plurality of at top the equal fixedly connected with buffer layer in one side that the cover plywood is close to the ring seat centre of a circle.

Further, the clearance structure includes the discharging pipe that sets up with the axle sleeve intercommunication that does not contain the flexible cover of second, the discharging pipe intercommunication is provided with the annular tube, the annular tube sets up with the flexible cover intercommunication of a plurality of second, the other end intercommunication of discharging pipe is provided with waste material box, the one end intercommunication that the discharging pipe is located waste material box is provided with the standpipe, the standpipe adopts rubber materials to make, the top intercommunication of standpipe is provided with another set of pouring jacket, jacket layer board and buffer layer, should organize the top fixed connection of pouring jacket is on the diapire of support.

Further, the cavity is filled with cooling liquid, the ring pipe submergence is in the cooling liquid, the air pump communicates with the ring pipe and leads to positive and negative case current through electrical control element respectively, the buffer layer adopts intelligent polymer gel material, the buffer block adopts rubber materials, the buffer block cup joints the outside of fixing at first telescope tube.

Furthermore, be connected with the gas intercommunication passageway between cover case and the jacket layer board, every the equal sealing connection in both ends of axle sleeve has valve system, valve system sets up simultaneously in first flexible cover, discharging pipe and standpipe, valve system is connected with electrical control element electricity.

Compared with the prior art, the invention has the advantages that:

1: the external fixing structure and the internal fixing structure connected with the first telescopic sleeve and the second telescopic sleeve respectively arranged at two ends of the shaft sleeve can respectively fix elements with smaller volume and larger volume, so that the fixing range is improved, and the use is convenient;

2: for the external fixing structure, the width requirement of the fixing piece is met by arranging the telescopic second telescopic sleeve, and the height requirement of the fixing piece is met by the sleeve box and the sleeve layer plate, so that the fixing height is improved, and the stable fixing effect is better realized;

3: after the device is used, the processed flying chips are absorbed into a waste box from various angles through the reverse current input of the air pump, and then the flying chips are collected, so that the better residue cleaning effect is realized.

Drawings

Fig. 1 is a schematic structural diagram of a workpiece fixing device for a vertical machining center according to the present invention;

FIG. 2 is a cross-sectional view of a ring seat of a workpiece fixture for a vertical machining center according to the present invention;

FIG. 3 is a top view of a cavity in a workpiece fixture for a vertical machining center according to the present invention;

FIG. 4 is an external view of a first telescopic sleeve and a sleeve in the work fixing device for a vertical machining center according to the present invention;

fig. 5 is a schematic structural view of a vertical tube in the workpiece fixing device for a vertical machining center according to the present invention.

In the figure: 1 circular ring seat, 2 support plates, 3 vertical shaft seats, 4 sliding rails, 5 supports, 6 cavities, 7 through holes, 8 shaft sleeves, 9 air pumps, 10 first telescopic sleeves, 11 buffer blocks, 12 second telescopic sleeves, 13 suitcases, 14 jacketed plates, 15 annular pipes, 16 waste material boxes, 17 vertical pipes, 18 discharge pipes and 19 buffer layers.

Detailed Description

Referring to fig. 1-5, a work piece fixing device for vertical machining center, including ring seat 1, one side of ring seat 1 is fixed and is provided with extension board 2, the fixed vertical axis seat 3 that is provided with of one end that ring seat 1 was kept away from to extension board 2, be provided with slide rail 4 in the vertical axis seat 3, slide rail 4 cooperation sliding connection has support 5, support 5 is connected with the system of processing, cavity 6 has been seted up to ring seat 1's inside, be provided with air pump 9 in the cavity 6, be provided with a plurality of through-holes 7 that communicate with cavity 6 along the direction of radius in the ring seat 1, equal fixedly connected with axle sleeve 8 in every through-hole 7, one side that a plurality of axle sleeves 8 are located ring seat 1 is connected with interior fixed knot jointly, one side that a plurality of axle sleeves 8 are located ring seat 1 is connected with outer fixed knot jointly and constructs, be provided with the clearance structure in the cavity 6.

The internal fixation structure comprises a plurality of first telescopic sleeves 10, the size of the outer wall of each first telescopic sleeve 10 is matched with the inner wall of the shaft sleeve 8, each first telescopic sleeve 10 penetrates through the inner wall of the cavity 6 in a sealing mode and is communicated with the center of the common directional ring seat 1 of the first telescopic sleeves 10, one side fixedly connected with buffer block 11, located in the ring seat 1, of each first telescopic sleeve 8 is fixedly connected with a buffer block 11, the buffer block 11 is of a hollow structure and is communicated with the first telescopic sleeves 8, one side close to the ring seat 1 is self-sealed, the external fixation structure comprises a plurality of second telescopic sleeves 12, located on one side of the shaft sleeve 8 away from the first telescopic sleeves 10, the number of the second telescopic sleeves 12 is one less than that of the first telescopic sleeves 10, the one less first telescopic sleeves 10 are located on one side close to the support plate 2, one end, far away from the first telescopic sleeves 10, of the second telescopic sleeves 12 is communicated with a fixedly connected with a sleeve box 13, the limit sliding connection of the sleeve 14 in the sleeve box 13 is achieved, one side, close to the circle center of the ring seat 1, the buffer layer plates 19 are connected with an air pressure expansion effect, and the buffer layer plate 19 is achieved under the common bending effect of a plurality of the common expansion of the buffer layer plate 19, and the common buffer layer plate 19.

The cleaning structure comprises a discharge pipe 18 communicated with a shaft sleeve 8 without a second telescopic sleeve 12, the discharge pipe 18 is communicated with and provided with a ring pipe 15, the ring pipe 15 is communicated with and provided with a plurality of second telescopic sleeves 12, the other end of the discharge pipe 18 is communicated with and provided with a waste material box 16, one end of the discharge pipe 18 located in the waste material box 16 is communicated with and provided with a vertical pipe 17, the bottom opening of the vertical pipe 17 is arranged, an electromagnetic valve is hermetically connected to the opening, when the bottom of the vertical pipe 17 is opened, gas flows out from the bottom, the vertical pipe 17 is made of rubber materials and can be bent, another set of sleeve boxes 13 are communicated with the top of the vertical pipe 17 and provided with a set of sleeve boxes 14 and a buffer layer 19, the top of the set of sleeve boxes 13 is fixedly connected to the bottom wall of a support 5, cooling liquid is filled in a cavity 6, the ring pipe 15 is immersed in the cooling liquid, the gas temperature output by the ring pipe 15 is lower, a cooling effect can be achieved, the air pump 9 is communicated with the ring pipe 15 and is respectively communicated with positive and provided with positive and negative box current through an electronic control element, the gas buffer layer 19 can be removed under the effect of changing the effect of air flow direction, the effect of the buffer layer is achieved by adopting an intelligent and an electronic control gel buffer layer 19, and an electronic control buffer layer is electrically connected with the buffer layer 19, and an electronic control buffer layer.

Be connected with the gas intercommunication passageway between pouring jacket 13 and the jacket layer board 14, the equal sealing connection in both ends of every axle sleeve 8 has valve system, valve system sets up simultaneously in first flexible cover 10, discharging pipe 18 and standpipe 17, plays the effect of its inside air current direction of control, and be connected with the electrical control element electricity, change the gaseous flow direction in annular pipe 15 and the axle sleeve 8 through a plurality of solenoid valves among the valve system, thereby aerify the effect of fixing and the clearance of bleeding respectively.

When the air pump is used, when the air pump is used for fixing, the air pump 9 is used for inflating the shaft sleeves 8, the air enters the shaft sleeves 8 through the annular pipe 15, when the air is in an inner fixing state, the air is input into the first telescopic sleeve 10 to extend the first telescopic sleeve 10 and pressurize and fix the buffer blocks 11, when the air pump is used in an outer fixing state, the air is input into the second telescopic sleeve 12 and enters the sleeve box 13 through the air connecting channel to lift the sleeve plate 14, so that the bent parts of the buffer layers 11 realize the outer fixing effect under the action of air pressure, meanwhile, when the communication state of the second telescopic sleeve 12 and the sleeve box 13 is closed, the contraction of the second telescopic sleeve 12 can be realized through the air pumping work of the air pump 9, the fixing effect is better realized, and when the inner side and the outer side are fixed simultaneously, the two sides of the shaft sleeves 8 are both in an open state, so that the inner side and the outer side are fixed simultaneously, and the two sides of the shaft sleeves 8 are both in an air pumping state under the state, so that the inner side and the buffer blocks 11 and the buffer layers 19 can simultaneously perform the inner side and outer side fixing effect;

in the use, because gaseous through among the ring pipe 15 entering axle sleeve 8, and among the ring pipe 15 submergence income coolant liquid, therefore the gas temperature of output is lower, will be effectual to the whole cooling of work piece, also avoid processing high temperature like this, influence the problem of work piece life-span, and after using, open the bottom opening of standpipe 17, and take out a plurality of axle sleeve 8 interior gas to discharging pipe 18 through the air pump, through changing the gas flow direction like this, make a plurality of buffer layers 19 have a little adsorption affinity on the one hand, adsorb the dust in the air to the surface of buffer layer 11 and fix, on the other hand first telescope tube 10 is in the open mode under valve system's control, the inboard processing clout of ring seat 1 will be absorbed to discharging pipe 18 in, and leave in waste material box 16 through the opening part of standpipe 17, thereby the effectual effect of processing back clearance, and convenient to use.

Claims

1. A workpiece fixing device for a vertical machining center comprises a circular ring seat (1), and is characterized in that a support plate (2) is fixedly arranged on one side of the circular ring seat (1), a vertical shaft seat (3) is fixedly arranged at one end, far away from the circular ring seat (1), of the support plate (2), a slide rail (4) is arranged in the vertical shaft seat (3), the slide rail (4) is in matched sliding connection with a support (5), the support (5) is connected with a machining system, a cavity (6) is formed in the circular ring seat (1), an air pump (9) is arranged in the cavity (6), a plurality of through holes (7) communicated with the cavity (6) are formed in the circular ring seat (1) along the radius direction, a shaft sleeve (8) is fixedly connected in each through hole (7), an internal fixing structure is commonly connected to one side, located in the circular ring seat (1), of the shaft sleeves (8), an external fixing structure is commonly connected to one side, located outside the circular ring seat (1), and a cleaning structure is arranged in the cavity (6);

the inner fixing structure comprises a plurality of first telescopic sleeves (10), the sizes of the outer walls of the first telescopic sleeves (10) are matched with the inner wall of the shaft sleeve (8), each first telescopic sleeve (10) hermetically penetrates through the inner wall of the cavity (6) and points to the center of the circular ring seat (1) together with the first telescopic sleeves (10), and one side, located in the circular ring seat (1), of each first telescopic sleeve (10) is fixedly connected with a buffer block (11);

the outer fixing structure comprises a plurality of second telescopic sleeves (12) which are arranged on one side, far away from the first telescopic sleeve (10), of the shaft sleeve (8), wherein the number of the second telescopic sleeves (12) is one less than that of the first telescopic sleeves (10), one ends, far away from the first telescopic sleeves (10), of the second telescopic sleeves (12) are fixedly connected with a sleeve box (13) in a communicating mode, sleeve plate plates (14) are connected in the sleeve box (13) in a limiting and sliding mode, and buffer layers (19) are fixedly connected to one sides, close to the circle center of the circular ring seat (1), of the sleeve plate plates (14) located at the top;

the cleaning structure comprises a discharge pipe (18) communicated with a shaft sleeve (8) without a second telescopic sleeve (12), the discharge pipe (18) is communicated with a ring pipe (15), the ring pipe (15) is communicated with the second telescopic sleeves (12), the other end of the discharge pipe (18) is communicated with a waste material box (16), one end, located in the waste material box (16), of the discharge pipe (18) is communicated with a vertical pipe (17), the vertical pipe (17) is made of a rubber material, the top of the vertical pipe (17) is communicated with another group of pouring jacket (13), a pouring jacket plate (14) and a buffer layer (19), and the top of the pouring jacket (13) is fixedly connected to the bottom wall of the support (5).

2. The workpiece fixing device for the vertical machining center is characterized in that cooling liquid is filled in the cavity (6), the annular pipe (15) is immersed in the cooling liquid, the air pump (9) is communicated with the annular pipe (15) and is respectively communicated with positive and negative box currents through an electric control element, the buffer layer (19) is made of an intelligent polymer gel material, the buffer layer (19) is electrically connected with the electric control element, the buffer block (11) is made of a rubber material, and the buffer block (11) is fixedly sleeved on the outer side of the first telescopic sleeve (10).

3. The workpiece fixing device for the vertical machining center according to claim 2, characterized in that a gas communication channel is connected between the sleeve box (13) and the sleeve layer plate (14), a valve system is hermetically connected to both ends of each shaft sleeve (8), the valve system is simultaneously arranged in the first telescopic sleeve (10), the discharge pipe (18) and the vertical pipe (17), and the valve system is electrically connected with an electric control element.