CN211540260U

CN211540260U - Taper seat for horizontal cam exchange table

Info

Publication number: CN211540260U
Application number: CN201922313890.2U
Authority: CN
Inventors: 赵相雨; 邱海涛
Original assignee: Suzhou Furuta Automation Technology Co ltd
Current assignee: Jiangsu Gutian Automation Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-22
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a conical seat for a horizontal cam exchange table, which comprises an upper conical assembly and a lower conical assembly, wherein the upper conical assembly comprises an upper conical seat and a hanging nail, the upper conical seat is arranged at the bottom of a rotary workbench, and the hanging nail is arranged at the central position of the upper conical seat; the lower cone assembly comprises a first ring body, a lower ring body and a piston, and the lower cone seat is arranged in a first accommodating groove in the top of the rotating seat; the lower ring body is arranged in a second accommodating groove at the bottom of the first accommodating groove; the piston is arranged in the first ring body and the lower ring body in a vertically sliding manner, and the sliding rod is arranged in the piston in a vertically moving manner; the upper cone component is arranged on the lower cone component; the piston moves downwards to drive the balls to move the locking nail heads inwards; the piston moves upwards to make the plurality of accommodating holes opposite to the corresponding accommodating grooves, so as to drive the ball to move outwards and enter the accommodating holes and the accommodating grooves, and unlock the nail head. The utility model discloses can realize locking and unblock between roating seat and the swivel work head fast.

Description

Taper seat for horizontal cam exchange table

Technical Field

The utility model relates to a cam roller revolving stage technical field specifically is a taper seat for horizontal cam exchange platform is related to.

Background

The numerical control rotating seat is also called as a rotary table and can be divided into a worm and gear transmission type rotary table and a cam roller rotary table according to different transmission modes, the cam roller rotary table can eliminate transmission gaps in the rotary table, and the precision of a processed workpiece and the stability of rotary motion of the rotary table are improved during processing; has the product characteristics of low friction, no clearance, strong rigidity and the like. Therefore, the cam roller rotary table is widely applied to machining centers such as milling machines and drilling machines. The cam roller turret generally includes a housing, a rotary table mounted on the housing through a rotary output shaft, a cam roller transmission mechanism and a drive motor that transmit power to the rotary output shaft, and the like. When the cam roller turntable works, a workpiece needs to be clamped on the rotating seat firstly, and then the workpiece is machined through the indexing function of the turntable. Therefore, the cam roller turntable needs to be stopped from time to time in the working process so as to replace the clamped workpiece, and the machining efficiency is low. Therefore, how to save the time for clamping the workpiece by stopping the cam roller turntable and improve the processing efficiency becomes a technical problem which needs to be solved urgently. Therefore, the invention provides a horizontal cam exchange table which mainly comprises a preparation tool, a cam roller rotary table and a lifting exchange mechanism which are transversely arranged, wherein the preparation tool is used for clamping a workpiece on a rotary working table of the cam roller rotary table in advance when the cam roller rotary table processes the workpiece; the lifting exchange mechanism is used for simultaneously lifting the rotary worktable of the preparation tool and the rotary worktable of the cam roller rotary table and carrying out rotary exchange, so that the halt time of the cam roller rotary table is shortened, and the processing efficiency is improved. The cam roller turntable mainly comprises a box body, a rotating seat arranged on the box body through a rotating output shaft, a rotating workbench, a cam roller transmission mechanism for transmitting power to the rotating output shaft, a driving motor and the like. In order to realize the quick locking and unlocking between the rotating seat and the rotating table of the cam roller turntable, a mechanism capable of quickly realizing the locking and unlocking between the rotating seat and the rotating table needs to be designed.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a horizontal cam is frustum for exchange platform can realize locking and unblock between roating seat and the swivel work head fast.

The technical scheme of the utility model is realized like this:

a conical seat for a horizontal cam exchange table comprises an upper conical assembly and a lower conical assembly, wherein the upper conical assembly comprises an upper conical seat and a hanging nail, the upper conical seat is installed at the bottom of a rotary workbench, the top end of the hanging nail is installed at the bottom of the rotary workbench and is located at the center of the upper conical seat, an inner conical surface is formed on the inner side of the opening end of the upper conical seat, a nail head is formed at the bottom end of the hanging nail, and a nail disc is formed in the middle of the hanging nail; the lower cone assembly comprises a lower cone seat, a lower ring body and a piston, the lower cone seat is arranged in a first accommodating groove in the top of the rotating seat, and an outer conical surface matched with the inner conical surface is formed on the outer side of the top of the lower cone seat; the lower ring body is arranged in a second accommodating groove at the bottom of the first accommodating groove; the piston is arranged in the lower conical seat and the lower ring body in a vertically sliding mode, the piston is hollow, a plurality of accommodating holes are formed in the position, close to the top end, of the piston, accommodating grooves corresponding to the accommodating holes are formed in the inner wall of the lower conical seat, and balls are arranged in the accommodating holes; the upper conical seat is arranged on the lower conical seat, so that the outer conical surface is inserted into the inner conical surface, the nail head of the hanging nail is inserted into the piston, and the nail disc of the hanging nail is over against the top opening of the lower conical seat; the piston moves downwards to enable the plurality of accommodating holes to be staggered with the corresponding accommodating grooves, and the plurality of balls are driven to move inwards to lock the nail head; the piston moves upwards to enable the plurality of accommodating holes to be opposite to the corresponding accommodating grooves, so that the nail head is unlocked.

Furthermore, the lower cone assembly also comprises a slide rod assembly, and the slide rod assembly comprises a slide rod, a return spring and a stop disc; the sliding rod comprises a vertical rod part and a cap part, and the piston comprises a hollow upper pipe part, a hollow lower pipe part, an inner edge part connected between the inner wall of the upper pipe part and the inner wall of the lower pipe part, and an outer edge part connected between the outer wall of the upper pipe part and the outer wall of the lower pipe part; a first sealing ring is arranged between the lower pipe part and the lower ring body, a second sealing ring is arranged between the upper pipe part and the lower cone seat, and a third sealing ring is arranged between the outer edge part and the lower cone seat; the sliding rod is arranged in the upper pipe part and the lower pipe part in a vertically sliding mode, the cap part is located in the upper pipe part, the vertical rod part penetrates through the through hole in the inner edge part and extends into the lower pipe part and the lower ring body, the bottom end of the vertical rod part is connected with the stop disc, and the reset spring is sleeved on the vertical rod part and located between the cap part and the inner edge part; a plurality of first small holes communicating the upper pipe part with the lower pipe part are formed in the inner edge part, and second small holes along the radial direction are formed in the upper pipe part; a third accommodating groove for avoiding the stop disc is formed at the bottom of the second accommodating groove, and the third accommodating groove is connected with an air source device through an air flow channel; the lower pipe part, the bottom of the outer edge part, the lower cone seat and the first accommodating groove form a first closed space in an enclosing mode, and hydraulic oil is connected into the first closed space through a first hydraulic oil channel; the upper pipe part, the top of the outer edge part and the lower conical seat form a second closed space in an enclosing mode, and the second closed space is connected with hydraulic oil through a second hydraulic oil channel.

Further, the air flow channel is connected to an air source device through an air flow pipeline, and a detection valve for air tightness detection is installed on the air flow pipeline.

Further, be provided with four ball, four accomodate the hole and four accomodate the groove, four accomodate the hole edge the week side of piston is evenly arranged, four accomodate the groove edge the inner wall of lower conical seat is evenly arranged.

Furthermore, the outer side of the upper pipe part is provided with a first step, the inner wall of the lower conical seat is provided with a second step which is matched with the first step, and when the piston moves upwards, the first step can be stopped at the second step.

Further, a fourth sealing ring is arranged between the lower ring body and the rotating seat; a fifth sealing ring is arranged between the lower conical seat and the rotating seat; and a sixth sealing ring is arranged between the upper conical seat and the rotary worktable.

The utility model has the advantages that: the utility model provides a horizontal cam is frustum for exchange platform, through setting up epicone subassembly and lower cone subassembly, with epicone unit mount on swivel work head, and will descend the cone unit mount on the swivel mount, slide about the piston is in lower cone seat and lower ring body again, can drive a plurality of balls inwards to remove or outwards to pin or the unblock with the pin fin of the peg of epicone subassembly, thereby reach and lock epicone subassembly and lower cone subassembly locking together or the function of unblock fast, like this, with a plurality of the utility model discloses a frustum is installed on swivel work head and swivel work head, can realize locking fast or unblock swivel mount and swivel work head's function. Therefore, the utility model discloses can realize locking and unblock between roating seat and the swivel work head fast. Preferably, a sliding rod assembly is installed in the piston, and the sliding rod assembly slides up and down to realize the function of plugging the opening of the piston, so that foreign matters can be prevented from entering the piston and affecting the service life of a product. Better, let in atmospheric pressure in the piston, can further prevent that the foreign matter from getting into, in the locking state, go up awl subassembly and awl subassembly down should be wholly in airtight state moreover, can detect the gas tightness according to atmospheric pressure, and then judge swivel work head and roating seat and whether be in locking state to carry out rotary machining.

Drawings

FIG. 1 is a perspective view of a conical seat for a horizontal cam exchange station of the present invention;

FIG. 2 is a cross-sectional view of the cone base for the horizontal cam exchange platform of the present invention in a locked state;

FIG. 3 is a cross-sectional view of the conical seat for the horizontal cam exchange station in an unlocked state;

fig. 4 is a schematic structural diagram of the cone seat for the horizontal cam exchange station of the present invention installed on the cam roller turntable.

Detailed Description

In order to clearly understand the technical contents of the present invention, the following examples are given in detail for the purpose of better understanding the contents of the present invention and are not intended to limit the scope of the present invention. The components in the structures of the drawings of the embodiments are not necessarily to scale, and do not represent actual relative sizes of the structures in the embodiments. The upper side or upper side of the structure or surface includes the case where other layers are interposed.

As shown in fig. 1, 2, 3 and 4, a conical seat for a horizontal cam exchange station comprises an upper conical assembly 1 and a lower conical assembly 2, wherein the upper conical assembly comprises an upper conical seat 110 and a hanging nail 120, the upper conical seat is used for being installed at the bottom of a rotary workbench 100, the top end of the hanging nail is used for being installed at the bottom of the rotary workbench and located at the center of the upper conical seat, an inner conical surface 111 is formed on the inner side of the open end of the upper conical seat, a nail head 121 is formed at the bottom end of the hanging nail, and a nail disc 122 is formed in the middle of the hanging nail; the lower cone assembly comprises a lower cone base 210, a lower ring body 220 and a piston 230, the lower cone base is used for being installed in a first containing groove 201 at the top of the rotating base 200, and an outer cone surface 211 matched with the inner cone surface is formed on the outer side of the top of the lower cone base; the lower ring body is used for being arranged in a second accommodating groove 202 at the bottom of the first accommodating groove; the piston is arranged in the lower conical seat and the lower ring body in a vertically sliding manner, the piston is hollow, a plurality of accommodating holes 231 are formed in the position, close to the top end, of the piston, an accommodating groove 212 corresponding to each accommodating hole is formed in the inner wall of the lower conical seat, and a ball 250 is arranged in each accommodating hole; the upper conical seat is arranged on the lower conical seat, so that the outer conical surface is inserted into the inner conical surface, the nail head of the hanging nail is inserted into the piston, and the nail disc of the hanging nail is over against the top opening of the lower conical seat; the piston moves downwards to enable the plurality of accommodating holes to be staggered with the corresponding accommodating grooves, and the plurality of balls are driven to move inwards to lock the nail head; the piston moves upwards to enable the plurality of accommodating holes to be opposite to the corresponding accommodating grooves, so that the nail head is unlocked. Like this, through setting up awl subassembly and awl subassembly down, with the awl unit mount on swivel work head, and will awl unit mount down on the roating seat, again through the piston awl seat and internal upper and lower slip of lower ring down, can drive a plurality of balls inwards remove or outwards remove, thereby pin or the unblock with the pin fin of the peg of awl subassembly, thereby reach the function of quick with the awl subassembly and awl subassembly locking together or unblock down, like this, with a plurality of the utility model discloses an install on swivel work head and roating seat, can realize quick locking or unblock roating seat and swivel work head's function.

Preferably, referring to fig. 2 and 3, the lower cone assembly further includes a slide bar assembly 240 including a slide bar 241, a return spring 242, and a stop plate 243; the sliding rod 241 includes a vertical rod portion 2411 and a cap portion 2412, and the piston includes a hollow upper tube portion 232, a hollow lower tube portion 233, an inner edge portion 234 connected between an inner wall of the upper tube portion and an inner wall of the lower tube portion, and an outer edge portion 235 connected between an outer wall of the upper tube portion and an outer wall of the lower tube portion; a first sealing ring 260 is arranged between the lower pipe part and the lower ring body, a second sealing ring 270 is arranged between the upper pipe part and the lower cone seat, and a third sealing ring 280 is arranged between the outer edge part and the lower cone seat; the sliding rod is arranged in the upper pipe part and the lower pipe part in a vertically sliding mode, the cap part is located in the upper pipe part, the vertical rod part penetrates through the through hole in the inner edge part and extends into the lower pipe part and the lower ring body, the bottom end of the vertical rod part is connected with the stop disc, and the reset spring is sleeved on the vertical rod part and located between the cap part and the inner edge part; a plurality of first small holes 2341 communicating the upper pipe part with the lower pipe part are formed in the inner edge part, and second small holes 2321 in the radial direction are formed in the upper pipe part; a third accommodating groove 203 for avoiding the stop disc is formed at the bottom of the second accommodating groove, and the third accommodating groove is connected with an air source device through an air flow channel 204; a first closed space 205 is defined by the lower pipe part, the bottom of the outer edge part, the lower cone seat and the first accommodating groove, and hydraulic oil is accessed into the first closed space through a first hydraulic oil channel 206; and a second closed space 207 is enclosed by the upper pipe part, the top of the outer edge part and the lower conical seat, and hydraulic oil is accessed into the second closed space through a second hydraulic oil channel 208. Like this, through installation slide bar assembly in the piston, slide from top to bottom through slide bar assembly, realize the open-ended function of shutoff piston, can prevent that the foreign matter from entering into the piston in, influence the life of product. The air pressure from the external air source device enters the piston through the air flow channel, so that the foreign matters can be further prevented from entering. The hydraulic oil from the external hydraulic oil device enters the first closed space through the first hydraulic oil channel, and the piston can be driven to move upwards, so that the accommodating hole in the piston is opposite to the accommodating groove in the lower conical seat, and the purposes of accommodating the ball and unlocking the pin head are achieved. The hydraulic oil from the external hydraulic oil device enters the second closed space through the second hydraulic oil channel, and the piston can be driven to move downwards, so that the accommodating hole in the piston is staggered with the accommodating groove in the lower conical seat, and the aims of driving the ball to move inwards and locking the hanging nail are fulfilled.

In the structure, the reset spring is used for resetting the sliding rod, moves downwards along with the sliding rod in the locking state and stores energy, and the stored energy is released in the unlocking state to drive the sliding rod to the opening end of the piston. The stop disc is used for positioning the slide bar and preventing the slide bar from being separated. The first aperture on the inner edge portion is used for realizing the communication between the upper pipe portion and the lower pipe portion of the piston, and the second aperture on the upper pipe portion is used for realizing the communication between the piston and the lower conical seat.

Preferably, the air flow channel is connected to an air source device through an air flow pipeline, and a detection valve for air tightness detection is installed on the air flow pipeline. Therefore, when the rotary worktable is in a locked state, the upper cone assembly is in butt joint with the lower cone assembly, the whole rotary worktable is closed, air flow is introduced into the piston, and whether the rotary worktable and the rotary base are in the locked state or not can be judged according to air tightness by means of the detection valve so as to carry out rotary machining.

Preferably, be provided with four ball, four accomodate the hole and four accomodate the groove, four accomodate the hole edge the week side of piston is evenly arranged, four accomodate the groove edge the inner wall of lower conical seat is evenly arranged. As a preferred embodiment, four balls, four receiving holes and four receiving grooves are provided, which can achieve the purpose of locking the peg of the upper cone assembly, but is not limited thereto, and more or less can be provided according to the requirement.

Preferably, referring to fig. 3, a first step 2322 is formed on the outer side of the upper pipe portion, a second step 213 which is matched with the first step is formed on the inner wall of the lower conical seat, and the first step can stop at the second step when the piston moves upwards. Therefore, the first step and the second step are matched, so that the function of limiting the upward moving distance of the piston can be achieved.

Preferably, referring to fig. 3, a fourth sealing ring 290 is installed between the lower ring body and the rotary base; a fifth sealing ring 2100 is arranged between the lower conical seat and the rotating seat; and a sixth sealing ring 2110 is arranged between the upper conical seat and the rotary worktable.

The above embodiments have been described in detail with reference to the accompanying drawings. Those skilled in the art can make various modifications and changes to the above embodiments without departing from the spirit of the present invention, and the scope of the present invention is also covered by the appended claims.

Claims

1. The utility model provides a horizontal cam cone seat for exchange platform which characterized in that: the upper cone component comprises an upper cone seat (110) and a hanging nail (120), the upper cone seat is used for being installed at the bottom of a rotary workbench (100), the top end of the hanging nail is used for being installed at the bottom of the rotary workbench and located at the center of the upper cone seat, an inner conical surface (111) is formed on the inner side of the opening end of the upper cone seat, a nail head (121) is formed at the bottom end of the hanging nail, and a nail disc (122) is formed in the middle of the hanging nail; the lower cone assembly comprises a lower cone seat (210), a lower ring body (220) and a piston (230), the lower cone seat is arranged in a first containing groove (201) at the top of the rotating seat (200), and an outer conical surface (211) matched with the inner conical surface is formed on the outer side of the top of the lower cone seat; the lower ring body is used for being arranged in a second accommodating groove (202) at the bottom of the first accommodating groove; the piston is arranged in the lower conical seat and the lower ring body in a vertically sliding mode, the piston is hollow, a plurality of accommodating holes (231) are formed in the position, close to the top end, of the piston, accommodating grooves (212) corresponding to the accommodating holes are formed in the inner wall of the lower conical seat, and balls (250) are arranged in the accommodating holes; the upper conical seat is arranged on the lower conical seat, so that the outer conical surface is inserted into the inner conical surface, the nail head of the hanging nail is inserted into the piston, and the nail disc of the hanging nail is over against the top opening of the lower conical seat; the piston moves downwards to enable the plurality of accommodating holes to be staggered with the corresponding accommodating grooves, and the plurality of balls are driven to move inwards to lock the nail head; the piston moves upwards to enable the plurality of accommodating holes to be opposite to the corresponding accommodating grooves, so that the nail head is unlocked.

2. The conical seat for the horizontal cam exchanger according to claim 1, wherein: the lower cone assembly further comprises a slide bar assembly (240) comprising a slide bar (241), a return spring (242) and a stop disc (243); the sliding rod (241) comprises a vertical rod part (2411) and a cap part (2412), the piston comprises a hollow upper pipe part (232), a hollow lower pipe part (233), an inner edge part (234) connected between the inner wall of the upper pipe part and the inner wall of the lower pipe part, and an outer edge part (235) connected between the outer wall of the upper pipe part and the outer wall of the lower pipe part; a first sealing ring (260) is arranged between the lower pipe part and the lower ring body, a second sealing ring (270) is arranged between the upper pipe part and the lower cone seat, and a third sealing ring (280) is arranged between the outer edge part and the lower cone seat; the sliding rod is arranged in the upper pipe part and the lower pipe part in a vertically sliding mode, the cap part is located in the upper pipe part, the vertical rod part penetrates through the through hole in the inner edge part and extends into the lower pipe part and the lower ring body, the bottom end of the vertical rod part is connected with the stop disc, and the reset spring is sleeved on the vertical rod part and located between the cap part and the inner edge part; a plurality of first small holes (2341) communicating the upper pipe part with the lower pipe part are formed in the inner edge part, and second small holes (2321) in the radial direction are formed in the upper pipe part; a third accommodating groove (203) for avoiding the stop disc is formed at the bottom of the second accommodating groove, and the third accommodating groove is connected with an air source device through an air flow channel (204); a first closed space (205) is defined by the lower pipe part, the bottom of the outer edge part, the lower cone seat and the first accommodating groove, and hydraulic oil is accessed into the first closed space through a first hydraulic oil channel (206); and a second closed space (207) is enclosed by the upper pipe part, the top of the outer edge part and the lower conical seat, and the second closed space is connected with hydraulic oil through a second hydraulic oil channel (208).

3. The conical seat for the horizontal cam exchanger according to claim 2, wherein: the air flow channel is connected to an air source device through an air flow pipeline, and a detection valve for air tightness detection is installed on the air flow pipeline.

4. The conical seat for the horizontal cam exchanger according to claim 1, wherein: be provided with four ball, four accomodate the hole and four accomodate the groove, four accomodate the hole edge the week side of piston evenly arranges, four accomodate the groove edge the inner wall of lower conical seat evenly arranges.

5. The conical seat for the horizontal cam exchanger according to claim 2, wherein: the outer side of the upper pipe part is provided with a first step (2322), the inner wall of the lower conical seat is provided with a second step (213) matched with the first step, and when the piston moves upwards, the first step can be stopped at the second step.

6. The conical seat for the horizontal cam exchanger according to claim 2, wherein: a fourth sealing ring (290) is arranged between the lower ring body and the rotating seat; a fifth sealing ring (2100) is arranged between the lower conical seat and the rotating seat; and a sixth sealing ring (2110) is arranged between the upper conical seat and the rotary worktable.