CN217166505U

CN217166505U - Tool rest convenient for fixing tool for numerical control lathe

Info

Publication number: CN217166505U
Application number: CN202122379702.3U
Authority: CN
Inventors: 龙家梅
Original assignee: Shanghai Junshan Surface Technology Engineering Co ltd
Current assignee: Shanghai Junshan Surface Technology Engineering Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-08-12
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a numerical control lathe is with knife rest of being convenient for stationary knife relates to numerical control lathe technical field. The utility model discloses a base, plate body, the upside of base is connected with the knife rest, and a plurality of depression bars have been installed to the downside of plate body, and a plurality of slide openings have been seted up in the upside of knife rest run through, and depression bar sliding fit is in the slide opening. The utility model discloses a positioning mechanism who sets up can drive a plurality of depression bars downstream and firmly push down the cutter through the cooperation of positioning mechanism and kelly, makes to make more convenient quick in fixed a plurality of cutters to improved the speed of fixed cutter, through the kelly that sets up, the kelly can block into in the draw-in groove of off-position, and reach the effect of adjusting the depression bar position according to the thickness of cutter, thereby improved the practicality of knife rest.

Description

Tool rest convenient for fixing tool for numerical control lathe

Technical Field

The utility model belongs to the technical field of the numerical control lathe, especially, relate to a numerical control lathe is with knife rest of being convenient for stationary knife.

Background

The numerically controlled lathe is one of the widely used numerically controlled machine tools at present, and 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 angle, complex rotary inner and outer curved surfaces, cylinders, conical threads and the like, and can perform grooving, drilling, reaming, boring and the like.

When most of existing numerical control tool rests are used again, a bolt needs to be screwed off, so that the mode is time-consuming, and physical strength of personnel is greatly consumed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a numerical control lathe is with knife rest convenient to stationary knife has solved the technical problem that needs the unscrewing of a bolt to go when current numerical control knife rest is used again.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a tool rest convenient for fixing a tool for a numerical control lathe comprises a base and a plate body, wherein the upper side of the base is connected with the tool rest, the lower side of the plate body is provided with a plurality of pressure bars, the upper side of the tool rest is provided with a plurality of sliding holes in a penetrating mode, and the pressure bars are in sliding fit in the sliding holes;

the sliding grooves are formed in the width direction of the plate bodies, the clamping rods are elastically matched in the sliding grooves, the upper side of the knife rest is rotatably matched with a screw rod, the peripheral side of the screw rod is in threaded fit with a positioning mechanism, and the peripheral side of the positioning mechanism is provided with a plurality of clamping grooves matched with the clamping rods.

Optionally, the positioning mechanism comprises: the lower extreme of nut is connected with two guide bars, and the upside of knife rest is seted up the recess with guide bar looks adaptation.

Optionally, the clamping groove is formed in the periphery of the nut, and the nut is in threaded fit with the screw rod.

Optionally, a rod body is connected to the periphery of the screw rod in a penetrating manner.

Optionally, the tool holder comprises: the sliding hole is formed in the upper side of the second rectangular plate.

Optionally, the lower end of the screw rod is fixedly connected with a rotating block, a notch matched with the rotating block is formed in the upper side of the tool rest, the cross section of the notch is of an inverted T-shaped groove structure, and the rotating block is of an inverted T-shaped block structure.

The embodiment of the utility model has the following beneficial effect:

the utility model discloses an embodiment can drive a plurality of depression bars downstream and firmly push down the cutter through the positioning mechanism who sets up with the cooperation of kelly through the positioning mechanism, makes convenient more fast in fixed a plurality of cutters to improved the speed of fixed cutter, through the kelly that sets up, the kelly can block into in the draw-in groove of off-position, and reach the effect of adjusting the depression bar position according to the thickness of cutter, thereby improved the practicality of knife rest.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of a three-dimensional structure of a base according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a base and a tool holder assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a in fig. 2.

Wherein the figures include the following reference numerals:

the tool comprises a base 1, a tool rest 102, a screw 103, a pressure lever 104, a plate body 105, a sliding groove 106, a nut 107, a clamping groove 108, a guide rod 109, a groove 110, a clamping rod 111 and a rod body 112.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-3, in the present embodiment, a tool rest for a numerically controlled lathe is provided, which is used for fixing a tool, and includes: the cutting tool comprises a base 1 and a plate body 105, wherein the upper side of the base 1 is connected with a tool rest 2, and the tool rest 2 plays a role in placing a cutting tool;

a plurality of pressure levers 104 are arranged on the lower side of the plate body 105, and the pressure levers 104 play a role in positioning the cutter;

a plurality of sliding holes are formed in the upper side of the tool rest 2 in a penetrating manner, the pressing rod 104 is in sliding fit in the sliding holes, and the sliding holes facilitate the sliding of the pressing rod 104;

sliding grooves 106 are formed in the width directions of the plurality of plate bodies 105, clamping rods 111 are elastically matched in the sliding grooves 106, springs are fixedly connected to one sides of the sliding grooves 106, one ends of the springs are fixedly connected with the clamping rods 111, and the clamping rods 111 are of L-shaped rod structures;

the upper side normal running fit of knife rest 2 has screw rod 103, and the screw thread fit of week side of screw rod 103 has positioning mechanism, and positioning mechanism's week side is seted up a plurality of draw-in grooves with kelly 111 looks adaptation, the perpendicular cooperation between a plurality of draw-in grooves.

The application of one aspect of the embodiment is as follows: when the tool rest is required to be used for fixing a plurality of tools, the tools are firstly inserted into the tool rest 2 in sequence, then the screw 103 is rotated manually, so that the screw 103 drives the positioning mechanism to move downwards, and simultaneously the positioning mechanism drives the plate body 105 to move downwards through the clamping rod 111, then the plate body 105 drives the pressing rod 104 to move downwards along the sliding hole, and then the pressing rod 104 firmly presses a plurality of cutters, meanwhile, when cutters with different widths, such as an inner hole cutter, are encountered, the pull rod 111 is pulled first, so that the clamping rod 111 extrudes the spring along the sliding groove 106 and slides out of the clamping groove formed in the positioning mechanism, then the plate body 105 after the position limitation is cancelled is pushed, the pressure lever 104 fixedly connected with the plate body 105 moves downwards, after the pressing rod 104 moves to the designated position, the clamping rod 111 is loosened, so that the spring is elastically deformed, the clamping rod 111 is bounced into the clamping groove closer to the lower side of the tool rest 2, and the position of the pressing rod 104 can be adjusted according to different tools.

Through the positioning mechanism who sets up, can drive a plurality of depression bars 104 downstream and firmly push down the cutter through positioning mechanism and kelly 111's cooperation, make convenient more quick in fixed a plurality of cutters to improved the speed of fixed cutter, through the kelly 111 that sets up, kelly 111 can block into the draw-in groove of off-position, and reach the effect of adjusting depression bar 104 position according to the thickness of cutter, thereby improved knife rest 2's practicality.

The positioning mechanism of the present embodiment includes: nut 107, the lower extreme of nut 107 is connected with two guide bars 109, and the recess 110 with guide bar 109 looks adaptation is seted up to the upside of knife rest 2, and nut 107 can downward or upward movement through the cooperation with screw rod 103, and guide bar 109 has played the effect of location simultaneously and has avoided nut 107 to appear following the pivoted condition of screw rod 103.

The clamping groove of this embodiment is opened on the peripheral side of the nut 107, the nut 107 is in threaded fit with the screw 103, the peripheral side of the screw 103 is connected with a rod body 112 in a penetrating manner, the rod body 112 facilitates the rotation of the screw 103 by personnel, and the personnel can apply force more easily when rotating the screw 103.

The tool holder 2 of the present embodiment includes: the upper side of the first rectangular plate is connected with a rectangular block, the upper side of the rectangular block is connected with a second rectangular plate, the sliding hole is formed in the upper side of the second rectangular plate, and when a cutter is installed, the cutter is inserted between the first rectangular plate and the second rectangular plate, so that the installation of the cutter can be completed.

The lower extreme fixedly connected with turning block of screw rod 103 of this embodiment, and the upside of knife rest 2 sets up the notch with turning block looks adaptation, and the cross-section of notch is inversion T style of calligraphy groove structure, and the turning block is inversion T style of calligraphy block structure, can make the stable rotation of screw rod 103 at the upside of knife rest 2 through the cooperation of T style of calligraphy groove and T style of calligraphy block.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. The utility model provides a numerical control lathe is with knife rest convenient to fixed cutter which characterized in that includes: the device comprises a base (1) and a plate body (105), wherein the upper side of the base (1) is connected with a knife rest (2), the lower side of the plate body (105) is provided with a plurality of pressure rods (104), the upper side of the knife rest (2) is provided with a plurality of sliding holes in a penetrating manner, and the pressure rods (104) are in sliding fit in the sliding holes;

all seted up spout (106) on the width direction of a plurality of plate bodies (105), elastic fit has kelly (111) in spout (106), and the upside normal running fit of knife rest (2) has screw rod (103), and the week side screw-thread fit of screw rod (103) has positioning mechanism, and a plurality of draw-in grooves with kelly (111) looks adaptation are seted up to positioning mechanism's week side.

2. The tool post for a numerically controlled lathe for facilitating the fixing of a tool according to claim 1, wherein the positioning mechanism comprises: the lower end of the nut (107) is connected with two guide rods (109), and the upper side of the tool rest (2) is provided with a groove (110) matched with the guide rods (109).

3. The tool rest for the numerically controlled lathe, which facilitates the fixing of the tool, as set forth in claim 2, wherein the locking groove is provided on the circumferential side of the nut (107), and the nut (107) is screw-engaged with the screw (103).

4. The tool rest for the numerically controlled lathe for facilitating the fixing of the tool as set forth in claim 1, wherein a rod body (112) is penetratingly connected to the periphery of the screw (103).

5. The tool rest for a numerically controlled lathe for facilitating the fixing of a tool according to claim 1, wherein the tool rest (2) comprises: the sliding hole is formed in the upper side of the second rectangular plate.

6. The tool rest convenient for fixing the tool for the numerically controlled lathe as claimed in claim 1, wherein the lower end of the screw (103) is fixedly connected with a rotating block, the upper side of the tool rest (2) is provided with a notch matched with the rotating block, the cross section of the notch is of an inverted T-shaped groove structure, and the rotating block is of an inverted T-shaped block structure.