High-precision transmission shaft grinding machine

Abstract

The utility model relates to a high-precision transmission shaft grinding machine which aims at solving the technical problems that an existing transmission shaft is not provided with a support, the transmission shaft needs to be kept immobile by hands when being clamped and positioned, and the operation is troublesome, and comprises a machine body, a grinding machine body arranged at the top of the machine body and a clamping structure. The clamping structure is arranged between the grinding wheels on the two sides of the grinding machine body; the clamping structure comprises a clamp A, a clamp B and a supporting assembly. The two clamps A are symmetrically arranged at the top end of the machine body; the clamp B is arranged between the two clamps A; the supporting assembly is arranged on the clamp B; wherein the supporting assembly comprises a connecting plate, a connecting rod and a supporting strip; the bottom of the connecting plate is clamped on the clamp B; a plurality of connecting rods penetrate through the connecting plate at equal intervals; the supporting strips are fixedly connected with the top ends of the connecting rods. Wherein the connecting rod between the supporting strip and the connecting plate is sleeved with a spring, and the transmission shaft clamping device has the advantages that the transmission shaft placed before clamping is supported, and the transmission shaft does not need to be supported all the time during clamping and positioning.

Description

TECHNICAL FIELD

[0001] The utility model relates to grinding machine technical field especially relates to a high accuracy transmission shaft grinding machine. BACKGROUND

[0002] Grinding machine is the machine tool that uses grinding tool to carry out grinding to workpiece surface, for transmission shaft processing, can polish the surface of transmission shaft through grinding machine.

[0003] The fixture of general grinding machine for clamping transmission shaft does not support transmission shaft when clamping transmission shaft, and needs to keep transmission shaft from moving by hand when clamping and positioning, which is troublesome.

[0004] In view of this, we propose a kind of high accuracy transmission shaft grinding machine. INVENTION CONTENTS

[0005] The utility model aims at overcoming the insufficient of prior art, adapting to reality needs, provide a kind of high accuracy transmission shaft grinding machine to solve the technical problem that current transmission shaft has no support, and needs to keep transmission shaft from moving by hand when clamping and positioning, which is troublesome.

[0006] In order to realize the purpose of the utility model, the technical scheme that the utility model adopts is as follows: a kind of high accuracy transmission shaft grinding machine is designed, including machine body, the machine body top is arranged with grinding machine body, further including clamping structure;

[0007] Clamping structure is arranged in the middle of the polishing wheel of the grinding machine body two sides;

[0008] The clamping structure includes clamp A, clamp B and support assembly;

[0009] Two clamps A are symmetrically arranged at the top end of the machine body;

[0010] Clamp B is arranged in the middle of two clamps A;

[0011] Support assembly is arranged on the clamp B;

[0012] Wherein, the support assembly includes connecting plate, connecting rod and support strip;

[0013] Connecting plate is clamped on the clamp B at the bottom;

[0014] Several connecting rods are equidistantly provided in the connecting plate;

[0015] Support strip is fixedly connected with the top end of several connecting rods;

[0016] Wherein, spring is sleeved on the connecting rod between the support strip and the connecting plate.

[0017] Preferably, the connecting plate top side is provided with a plurality of perforations A, and the connecting rod is arranged in the perforations A.

[0018] Preferably, the connecting plate bottom side is provided with a plurality of perforations B, and the perforations B are communicated with the perforations A.

[0019] Preferably, the connecting rod bottom end is provided with a limiting block, and the limiting block is arranged in the perforations B.

[0020] Preferably, the diameter of the perforations A is smaller than the diameter of the perforations B.

[0021] Preferably, the support strip top side is provided with a plurality of guide wheels arranged at equal intervals.

[0022] Preferably, the guide wheel outer ring is provided with a rubber ring.

[0023] Compared with the prior art, the utility model has the beneficial effects that:

[0024] 1. The utility model discloses a connecting plate, a connecting rod, a spring and a support strip, which have the advantages that the transmission shaft placed before clamping can be supported, and the transmission shaft does not need to be held all the time when clamping and positioning.

[0025] 2. The utility model discloses a spring, a perforation A, a perforation B and a limiting block, which have the advantages that the gravity from the transmission shaft can be buffered after contacting and supporting the transmission shaft, and the connecting rod will not be separated from the connecting plate from above.

[0026] 3. The utility model discloses a guide wheel, which has the advantages that the guide wheel contacts the transmission shaft, and it is more convenient to rotate the guide wheel. DRAWINGS

[0027] Figure 1 It is the whole structure schematic diagram of the utility model;

[0028] Figure 2 It is the clamping structure schematic diagram of the utility model;

[0029] Figure 3 It is the support assembly connecting structure schematic diagram of the utility model;

[0030] Figure 4 It is the support assembly part sectional structure schematic diagram of the utility model;

[0031] Figure 5 It is the connecting plate sectional structure schematic diagram of the utility model;

[0032] In the drawing: 1, machine body; 2, polisher body; 3, clamping structure;

[0033] 301, clamp A; 302, clamp B; 303, support assembly;

[0034] 3031, connecting plate; 3032, support bar; 3033, connecting rod; 3034, spring; 3035, guide wheel; 3036, limiting block; 3037, perforated hole A; 3038, perforated hole B. DETAILED DESCRIPTION

[0035] The utility model is further explained in connection with the drawings and examples as follows:

[0036] Example 1: a high-precision transmission shaft grinding machine, referring to Figures 1 to 5 , including the body 1, the body 1 top is arranged with the polisher body 2, still including clamping structure 3;Clamping structure 3 is arranged in the middle of the polishing wheel of polisher body 2 both sides;

[0037] Clamping structure 3 includes clamp A 301, clamp B 302 and support assembly 303;Two clamp A 301 are symmetrically arranged at the top end of body 1;Clamp B 302 is arranged in the middle of two clamp A 301;Support assembly 303 is arranged on clamp B 302;

[0038] Wherein, support assembly 303 includes connecting plate 3031, connecting rod 3033 and support bar 3032;The bottom of connecting plate 3031 is clamped on clamp B 302;A plurality of connecting rods 3033 are equidistantly threaded in connecting plate 3031;Support bar 3032 is fixedly connected with the top end of a plurality of connecting rods 3033;Wherein, spring 3034 is sleeved on the connecting rod 3033 between support bar 3032 and connecting plate 3031, and the both ends of spring 3034 are fixedly connected with support bar 3032 and connecting plate 3031 respectively, and the elastic coefficient of spring 3034 is selected and used by the technical personnel of the profession according to the actual situation.

[0039] The utility model discloses a connecting plate 3031, connecting rod 3033, spring 3034 and support bar 3032 are set up, have to support the transmission shaft placed before clamping, do not need to always support the transmission shaft when clamping positioning, have the advantage of, solve the problem that the transmission shaft has no support, and need to keep the transmission shaft with hand when clamping positioning, it is more troublesome.

[0040] Specifically, a plurality of perforated holes A 3037 are formed in the top side of the connecting plate 3031, and the connecting rods 3033 are threaded into the perforated holes A 3037. A plurality of perforated holes B 3038 are formed in the bottom of the connecting plate 3031, and the perforated holes B 3038 are in communication with the perforated holes A 3037. The bottom end of the connecting rod 3033 is fixedly provided with a limiting block 3036, and the limiting block 3036 is arranged in the perforated hole B 3038. The diameter of the perforated hole A 3037 is smaller than the diameter of the perforated hole B 3038.

[0041] The utility model discloses a spring 3034, perforation A3037, perforation B3038 and spacing block 3036 are set up, have the advantage that can buffer the gravity from transmission shaft after contacting supporting transmission shaft, and connecting rod 3033 will not from the top disconnect the connecting plate 3031.

[0042] Further, the support strip 3032 top side equidistance arrangement has a plurality of guide wheels 3035. The guide wheel 3035 wheel outer circle is sleeved with rubber ring.

[0043] The utility model discloses a guide wheel 3035 is set up, has the advantage that through the guide wheel 3035 contact transmission shaft, when rotating guide wheel 3035, it is more convenient.

[0044] Working principle: using the device of the utility model, the both ends of transmission shaft are placed on two clamps A 301 respectively, transmission shaft contacts guide wheel 3035, and support strip 3032 is forced to move down, spring 3034 is compressed, connecting rod 3033 moves down until transmission shaft is stably placed, and the both ends of transmission shaft are clamped and positioned through two clamps A 301.

[0045] The utility model discloses an example discloses the better embodiment, but is not limited to this, and the ordinary skill of the art, easily understands the spirit of the utility model according to the above -mentioned example, and makes different extension and change, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. A high-precision drive shaft grinder comprising a machine body (1), a grinder body (2) being arranged on the top of the machine body (1), characterized in that, Also include: Clamping structure (3), arranged in the middle of the grinding wheel of the grinding machine body (2); The clamping structure (3) comprises: Two clamps A (301), symmetrically arranged at the top end of the machine body (1); Clamp B (302), arranged between the two clamps A (301); Support assembly (303), arranged on the clamp B (302); Wherein, the support assembly (303) comprises: Connecting plate (3031), the bottom is clamped on the clamp B (302); Several connecting rods (3033), equidistantly penetrating in the connecting plate (3031); Support strip (3032), fixedly connected with the top end of the connecting rod (3033); Wherein, the connecting rod (3033) between the support strip (3032) and the connecting plate (3031) is sleeved with spring (3034).

2. A high precision drive shaft grinder as claimed in claim 1, wherein, The top side of the connecting plate (3031) is provided with a plurality of perforated A (3037), and the connecting rod (3033) is penetrated in the perforated A (3037).

3. A high precision drive shaft grinder as claimed in claim 2, wherein, The bottom of the connecting plate (3031) is provided with a plurality of perforated B (3038), and the perforated B (3038) is communicated with the perforated A (3037); Wherein, the bottom end of the connecting rod (3033) is fixedly provided with a limiting block (3036), and the limiting block (3036) is arranged in the perforated B (3038); Wherein, the diameter of the perforated A (3037) is smaller than the diameter of the perforated B (3038).

4. A high precision drive shaft grinder as claimed in claim 1, wherein, The top side of the support strip (3032) is equidistantly provided with a plurality of guide wheels (3035).

5. A high precision drive shaft grinder as claimed in claim 4, wherein, The outer ring of the guide wheel (3035) is sleeved with rubber ring.

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