Rotary disk guide rail mechanism for center hole grinding machine

Abstract

The utility model relates to the field of center grinding machines, in particular to a rotary disk guide rail mechanism for a center hole grinding machine, which comprises a grinding machine frame, a first guide rail vertically arranged on the front side surface of the grinding machine frame, a tailstock device in sliding fit with the bottom of the first guide rail, and a three-center clamping unit in sliding fit with the first guide rail and positioned above the tailstock device. A cross beam is transversely arranged on the surface of the front side of the grinding machine rack and located above the first guide rail, a sliding block is transversely and slidably matched with the cross beam, a rotary disc guide rail is installed on the sliding block, a rotary disc sliding seat is slidably matched with the rotary disc guide rail, and a grinding head part is installed on the rotary disc sliding seat. The roller row arranged between the cross beam and the sliding block converts sliding friction into rolling friction, the resistance of the guide rail is greatly reduced, the movement precision and the bearing capacity of a grinding head part are improved, and the service life of the guide rail is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to center grinder technical field especially relates to a rotary disc guide rail mechanism for center hole grinder. BACKGROUND

[0002] The current center hole processing mode mainly includes two kinds, one is through the multi-rib center and center top to scrape and grind, this mode makes the center hole processing precision poor, success rate is low, time -consuming and labor -intensive, work efficiency is low, another processing mode is through the center hole grinder processing center hole.

[0003] The traditional guide rail of the existing center hole grinder adopts sliding friction design, and large resistance is easy to be generated under high load or high speed working condition, thereby causing the motion precision to drop, wear to aggravate and affecting the equipment life. UTILITARIAN CONTENT

[0004] The utility model provides a rotary disc guide rail mechanism for center hole grinder to solve the problem of prior art.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A rotary disc guide rail mechanism for center hole grinder, including the grinder frame, the first guide rail is vertically arranged on the front side surface of the grinder frame, the tailstock device is slidably connected at the bottom of the first guide rail, the three-top center clamping unit is slidably connected on the first guide rail and above the tailstock device, the crossbeam is horizontally arranged above the first guide rail on the front side surface of the grinder frame, the sliding block is slidably connected on the crossbeam, the rotary disc guide rail is installed on the sliding block, the rotary disc sliding seat is slidably connected on the rotary disc guide rail, and the grinding head part is installed on the rotary disc sliding seat.

[0007] In addition, preferably, the second guide rail is symmetrically arranged on the front side surface of the crossbeam.

[0008] In addition, preferably, the sliding block comprises a sliding seat, and the rotary disc guide rail mounting portion is arranged on the front side surface of the sliding seat.

[0009] In addition, preferably, the rotary disc guide rail mounting portion is used for mounting the rotary disc guide rail, and the third guide rail is symmetrically arranged on the other side surface of the sliding seat away from the rotary disc guide rail mounting portion.

[0010] In addition, preferably, the third guide rail is used for cooperating with the second guide rail, and the roller row is arranged between the third guide rail and the second guide rail.

[0011] The utility model discloses beneficial effect is: the utility model discloses the roller row between crossbeam and sliding block set up and converts sliding friction into rolling friction, reduces guide rail resistance greatly, improves the movement precision and the carrying capacity of the grinding head part, prolongs the guide rail life. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the structure schematic diagram of the whole of center hole grinder;

[0013] Figure 2 It is the structure schematic diagram of the split structure of rotary disc guide rail and sliding block;

[0014] Figure 3 It is the structure schematic diagram of the split structure of rotary disc guide rail and sliding block;

[0015] Figure 4 It is the structure schematic diagram of the split structure of rotary disc guide rail and sliding block;

[0016] Figure 5 It is the structure schematic diagram of the split structure of rotary disc guide rail and sliding block.

[0017] In the drawing: 01 grinder rack, 02 first guide rail, 03 tailstock device, 04 three top center clamping device, 05 grinding head part, 06 crossbeam, 061 second guide rail, 07 sliding block, 071 sliding seat, 072 third guide rail installation part, 073 third guide rail, 08 rotary disc guide rail, 09 rotary disc sliding seat, 1 roller row. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0019] REFERENCE Figures 1-5 A rotary disc guide rail mechanism for center hole grinder, including grinder rack 01, the first guide rail 02 is set up vertically on the front side surface of grinder rack 01, the first guide rail 02 bottom is slidably connected with tailstock device 03, the three top center clamping unit 04 is slidably connected with the first guide rail 02 and is located above tailstock device 03, the crossbeam 06 is set up horizontally on the front side surface of grinder rack 01 and is located above the first guide rail 02, the sliding block 07 is slidably connected with the crossbeam 06, and the rotary disc guide rail 08 is installed on the sliding block 07, the rotary disc sliding seat 09 is slidably connected with the rotary disc guide rail 08, the grinding head part 05 is installed on the rotary disc sliding seat 09, and the grinding head part 05 is used to polish workpieces.

[0020] In addition, the second guide rail 061 is symmetrically arranged on the front side surface of the beam 06, the slider 07 is transversely slidably connected to the second guide rail 061, the slider 07 comprises a sliding seat 071, the rotary disc guide rail mounting portion 072 is arranged on the front side surface of the sliding seat 071, the rotary disc guide rail mounting portion 072 is used for mounting the rotary disc guide rail 08, and the third guide rail 073 is symmetrically arranged on the other side surface of the sliding seat 071 away from the rotary disc guide rail mounting portion 072.

[0021] In addition, the third guide rail 073 is used for cooperation with the second guide rail 061, and the roller row 1 is arranged between the third guide rail 073 and the second guide rail 061.

[0022] In the embodiment, when the grinding head component 05 of the grinding machine frame 01 works, the position of the grinding head component 05 is adjusted in the transverse direction by moving the slider 07 on the beam 06, when the grinding head component 05 is adjusted in the transverse direction, the third guide rail 073 moves on the second guide rail 061, the roller row 1 is arranged between the third guide rail 073 and the second guide rail 061, when the third guide rail 073 and the second guide rail 061 slide in cooperation, the design of the roller row 1 makes the guide rail have higher load capacity and rigidity, and the linear contact and cross arrangement between the roller row 1 and the second guide rail 061 and the third guide rail 073 make the guide rail be able to bear greater load.

[0023] Meanwhile, the design of the roller row 1 reduces the friction coefficient between the second guide rail 061 and the third guide rail 073, thereby reducing the friction resistance in the movement process, improving the movement precision and speed, and the design makes the guide rail be able to keep high-precision linear movement in the case of high-speed movement and frequent starting.

[0024] In the embodiment, the roller row 1 arranged between the beam 06 and the slider 01 converts sliding friction into rolling friction, greatly reduces the guide rail resistance, improves the movement precision and load capacity of the grinding head component 05, and prolongs the service life of the guide rail.

[0025] The above merely describes a preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the technical field according to the technical scheme and the utility model concept of the utility model can make equivalent replacement or change within the technical range disclosed by the utility model, and all should be covered in the protection scope of the utility model.

Claims

1. A rotary table guide mechanism for a center hole grinding machine, comprising a grinding machine frame (01), characterized in that, A first guide rail (02) is vertically arranged on the front surface of the grinding machine frame (01). A tailstock device (03) is slidably fitted at the bottom of the first guide rail (02). A three-center clamping unit (04) is slidably fitted on the first guide rail (02) and above the tailstock device (03). A crossbeam (06) is horizontally arranged on the front surface of the grinding machine frame (01) above the first guide rail (02). A slider (07) is slidably fitted on the crossbeam (06). A rotary table guide rail (08) is installed on the slider (07). A rotary table sliding seat (09) is slidably fitted on the rotary table guide rail (08). A grinding head component (05) is installed on the rotary table sliding seat (09).

2. The rotary table guide mechanism for a center hole grinding machine according to claim 1, characterized in that, The front surface of the crossbeam (06) is symmetrically provided with second guide rails (061), and the slider (07) slides laterally at the second guide rails (061).

3. The rotary table guide mechanism for a center hole grinding machine according to claim 2, characterized in that, The slider (07) includes a sliding seat (071), and a rotary table guide rail mounting part (072) is provided on the front surface of the sliding seat (071).

4. A rotary table guide mechanism for a center hole grinding machine according to claim 3, characterized in that, The rotary table guide rail mounting part (072) is used to install the rotary table guide rail (08), and the sliding seat (071) is provided with a third guide rail (073) symmetrically arranged on the other side surface away from the rotary table guide rail mounting part (072).

5. A rotary table guide mechanism for a center hole grinding machine according to claim 4, characterized in that, The third guide rail (073) is used to cooperate with the second guide rail (061), and roller rows (1) are provided between the third guide rail (073) and the second guide rail (061).

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