CN213002853U

CN213002853U - Spring chuck clamping mechanism of numerical control lathe

Info

Publication number: CN213002853U
Application number: CN202022017626.7U
Authority: CN
Inventors: 苏小伟
Original assignee: Xiamen Shuangweirong Technology Co ltd
Current assignee: Xiamen Shuangweirong Technology Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-20
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a numerical control lathe collet chuck clamping mechanism, which belongs to the field of numerical control lathes, and comprises a motor shaft, wherein an installation cylinder is welded at one end of the motor shaft, one side of the installation cylinder, which is away from the motor shaft, is provided with an opening, the bottom wall of the installation cylinder is connected with a first spring, one end of the first spring is connected with a movable plate, gears are arranged on two side walls of the movable plate, a first chute and a second chute are symmetrically arranged on the inner walls of two sides of the installation cylinder, a first slider is slidably connected with one side of the first slider, a movable rod is fixed on one side of the first slider through a fixed rod, the movable rod is mutually perpendicular to the fixed rod, a rack is arranged on one side, which is close to the two movable rods; the utility model relates to a novelty, the structure is ingenious, parts such as convenient dismouting drill bit or milling cutter, and the centre gripping stability is good, facilitates the use, avoids the part to drop, is worth promoting.

Description

Spring chuck clamping mechanism of numerical control lathe

Technical Field

The utility model belongs to the technical field of the numerical control lathe, concretely relates to numerical control lathe collet chuck clamping mechanism.

Background

The numerically controlled lathe is one of the widely used numerically controlled machines at present. The cutting tool is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like. The numerical control machine tool automatically processes the processed parts according to a processing program programmed in advance.

In the use process of the numerical control lathe, parts such as a drill bit and the like need to be installed, and the parts are usually fixed by a clamping mechanism. However, the clamping mechanism in the prior art has the problem of inconvenient disassembly and assembly when connecting parts such as a drill bit, and the disassembly and assembly process is complicated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a numerical control lathe collet chuck clamping mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a numerical control lathe spring chuck clamping mechanism comprises a motor shaft, wherein an installation barrel is welded at one end of the motor shaft, an opening is formed in one side, away from the motor shaft, of the installation barrel, a first spring is connected to the bottom wall of the installation barrel, a movable plate is connected to one end of the first spring, gears are installed on two side walls of the movable plate, a first sliding groove and a second sliding groove are symmetrically formed in the inner walls of two sides of the installation barrel, a first sliding block is connected in the first sliding groove in a sliding mode, a movable rod is fixed to one side of the first sliding block through a fixed rod and is perpendicular to the fixed rod, a rack is arranged on one side, close to the two movable rods, of the movable rod in the length direction, a second sliding block is connected in the second sliding groove in a sliding mode, a transmission rod is connected between the second sliding block and the first sliding block, a connecting rod, the two side walls of the mounting cylinder are provided with supports, the supports are provided with hydraulic cylinders, piston rods of the hydraulic cylinders are connected with supporting rods, and one ends, close to the two supporting rods, of the two supporting rods are respectively fixed with a first supporting sleeve and a second supporting sleeve.

In a preferred embodiment, two of the racks are respectively located at one side of two of the gears, and the racks are engaged with the gears.

As a preferred embodiment, the clamping blocks are made of stainless steel alloy, rubber pads are bonded to the side walls of the two clamping blocks, which are close to each other, and anti-skid grains are formed on the side walls of the rubber pads.

As a preferred embodiment, the support rod is provided with a rectangular through hole, and the transmission rod is movably connected in the rectangular through hole.

As a preferable embodiment, the cross-sectional views of the first support sleeve and the second support sleeve are both semicircular structures, and the side wall of the first support sleeve and the side wall of the second support sleeve, which are close to each other, are provided with matched threads.

Compared with the prior art, the beneficial effects of the utility model are that:

the numerical control lathe spring chuck clamping mechanism is provided with a mounting cylinder, a support, a hydraulic cylinder, a first support sleeve, a second support sleeve, a support rod, a first spring, a movable plate and other structures, wherein the first support sleeve and the second support sleeve are tightly closed under the action of the hydraulic cylinder to form a complete threaded sleeve;

this numerical control lathe collet chuck clamping mechanism is through setting up spout one, spout two, gear, rack, transfer line, connecting rod and clamp splice isotructure, and when installation drill bit and milling cutter, two clamp splices can be automatic with drill bit or milling cutter centre gripping, have further improved the stability of installation, avoid drill bit or milling cutter to drop.

Drawings

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

fig. 2 is a schematic structural view of the support rod of the present invention;

fig. 3 is a side view of the first support sleeve and the second support sleeve of the present invention.

In the figure: 1. a motor shaft; 2. mounting the cylinder; 3. a first spring; 4. a movable plate; 5. a gear; 6. a first sliding chute; 7. a first sliding block; 8. fixing the rod; 9. a movable rod; 10. a rack; 11. a second chute; 12. a second sliding block; 13. a connecting rod; 14. a clamping block; 15. a second spring; 16. a support; 17. a hydraulic cylinder; 18. a support bar; 19. a transmission rod; 20. a first support sleeve; 21. and a second support sleeve.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Please refer to fig. 1-3, the utility model provides a numerical control lathe collet chuck clamping mechanism, including motor shaft 1, the one end welding of motor shaft 1 has installation section of thick bamboo 2, one side that installation section of thick bamboo 2 kept away from motor shaft 1 has seted up uncovered, be connected with spring 3 on the diapire of installation section of thick bamboo 2, the one end of spring 3 is connected with fly leaf 4, all install gear 5 on the both sides wall of fly leaf 4, spout one 6 and spout two 11 have been seted up to the symmetry on the both sides inner wall of installation section of thick bamboo 2, and sliding connection has slider 7 in the spout one 6, one side of slider 7 is fixed with movable rod 9 through dead lever 8, and movable rod 9 and dead lever 8 mutually perpendicular, one side that two movable rods 9 are close to is provided with rack 10 along length direction, two rack 10 are located one side of two gears 5 respectively, and rack 10 meshes with.

A second sliding block 12 is connected in the second sliding groove 11 in a sliding mode, a transmission rod 19 is connected between the second sliding block 12 and the first sliding block 7, a connecting rod 13 is hinged to one side of the second sliding block 12, a clamping block 14 is hinged to one end of the connecting rod 13, the clamping block 14 is made of stainless steel alloy materials, rubber pads are bonded to the side walls, close to the two clamping blocks 14, of the two clamping blocks, and anti-skidding patterns are formed in the side walls of the rubber pads.

One side of clamp splice 14 is connected with spring two 15, and the one end of spring two 15 is connected on the lateral wall of installation section of thick bamboo 2, all installs support 16 on the both sides wall of installation section of thick bamboo 2, installs pneumatic cylinder 17 on the support 16, and the piston rod of pneumatic cylinder 17 is connected with bracing piece 18, has seted up the rectangle through-hole on the bracing piece 18, and transfer line 19 swing joint has in the rectangle through-hole.

One ends of the two support rods 18, which are close to each other, are respectively fixed with a first support sleeve 20 and a second support sleeve 21, the cross sections of the first support sleeve 20 and the second support sleeve 21 are both semicircular structures, and the side walls of the first support sleeve 20 and the second support sleeve 21, which are close to each other, are provided with matched threads.

When the drill bit or milling cutter is installed, one end of the drill bit or extrudes the movable plate 4 and the spring I3 to enable the movable plate 4 to move downwards to drive the gear 5 to move, the gear 5 rotates in the moving process, so that the movable rods 9 on two sides move upwards to drive the sliding block I7 to move along the sliding groove I6, the transmission rod 19 is connected between the sliding block I7 and the sliding block II 13 to push the sliding block II 12 to move along the sliding groove II 11, the two clamping blocks 14 can approach each other in the moving process of the sliding block II 13 to clamp the installed drill bit, the installation stability is further improved, the equipment is prevented from falling off, simplicity and convenience are realized, and certain shock absorption can be provided by the spring I3 and the spring II 15 in the working process, the noise of equipment during operation is reduced, when needing to be changed, utilizes pneumatic cylinder 17 to make support cover one 20 and support cover two 21 keep away from each other, under the effect of spring 3, can pop out drill bit or milling cutter, and it is convenient to dismantle, easy operation, is worth promoting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a numerical control lathe collet chuck clamping mechanism, includes motor shaft (1), its characterized in that: an installation barrel (2) is welded at one end of a motor shaft (1), an opening is formed in one side, away from the motor shaft (1), of the installation barrel (2), a first spring (3) is connected to the bottom wall of the installation barrel (2), a first movable plate (4) is connected to one end of the first spring (3), gears (5) are installed on two side walls of the first movable plate (4), a first sliding groove (6) and a second sliding groove (11) are symmetrically formed in inner walls of two sides of the installation barrel (2), a first sliding block (7) is connected in the first sliding groove (6), a movable rod (9) is fixed to one side of the first sliding block (7) through a fixed rod (8), the movable rod (9) is perpendicular to the fixed rod (8), a rack (10) is arranged on one side, close to the two movable rods (9), a second sliding block (12) is connected in the second sliding groove (11), and a transmission rod (19) is connected between, one side of the second sliding block (12) is hinged with a connecting rod (13), one end of the connecting rod (13) is hinged with a clamping block (14), one side of the clamping block (14) is connected with a second spring (15), one end of the second spring (15) is connected to the side wall of the installation cylinder (2), supports (16) are installed on the two side walls of the installation cylinder (2), hydraulic cylinders (17) are installed on the supports (16), piston rods of the hydraulic cylinders (17) are connected with supporting rods (18), and one ends, close to each other, of the two supporting rods (18) are respectively fixed with a first supporting sleeve (20) and a second supporting sleeve (21).

2. A numerically controlled lathe collet chuck clamping mechanism according to claim 1, wherein: the two racks (10) are respectively positioned on one side of the two gears (5), and the racks (10) are meshed with the gears (5).

3. A numerically controlled lathe collet chuck clamping mechanism according to claim 1, wherein: the clamping blocks (14) are made of stainless steel alloy materials, rubber pads are bonded to the side walls, close to the two clamping blocks (14), and anti-skidding threads are formed in the side walls of the rubber pads.

4. A numerically controlled lathe collet chuck clamping mechanism according to claim 1, wherein: the support rod (18) is provided with a rectangular through hole, and the transmission rod (19) is movably connected in the rectangular through hole.

5. A numerically controlled lathe collet chuck clamping mechanism according to claim 1, wherein: the cross sections of the first support sleeve (20) and the second support sleeve (21) are both semicircular structures, and the side wall, close to the first support sleeve (20) and the second support sleeve (21), of the first support sleeve (20) is provided with matched threads.