Group crankshaft grinding wheel

Abstract

The utility model discloses a group crankshaft grinding wheel which comprises a first supporting block, two second supporting blocks are arranged on one side of the first supporting block, grinding wheels are movably connected to the outer walls of the first supporting block and the two second supporting blocks, and connecting blocks abut against the outer walls of the first supporting block and the two second supporting blocks. The outer walls of the three connecting blocks are fixedly connected with the outer walls of three grinding wheels through bolts correspondingly, inserting rods are installed on the outer walls, close to one side of the first supporting block, of the two connecting blocks correspondingly, and the outer walls of the two inserting rods are movably connected with the inner walls of the two second supporting blocks correspondingly. According to the grouped crankshaft grinding wheel, the first supporting block, the second supporting block, the grinding wheels, the inserting rod, the screw rod and the connecting block are matched, the positions of all the grinding wheels can be automatically adjusted according to actual use requirements after the grinding wheels are installed, and therefore the application range can be greatly widened, and the practicability is high. Excessive grinding wheel sets do not need to be additionally input.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of grinding wheel and specifically discloses a set of crankshaft grinding wheel. BACKGROUND

[0002] The grinding wheel is also called consolidated abrasive tool, and is a consolidated abrasive tool formed by a binder and ordinary abrasive material into a certain shape (mostly circular with a through hole in the center) and having certain strength. The grinding wheel is generally composed of abrasive material, binder and pore, which are often referred to as the three elements of the consolidated abrasive tool. According to the different binders, the commonly used grinding wheels include ceramic (binder) grinding wheel, resin (binder) grinding wheel and rubber (binder) grinding wheel. The grinding wheel is the most widely used and largest amount of abrasive tool, which rotates at high speed during use and can be used to rough grind, semi-precision grind and precision grind the outer circle, inner circle, plane and various profiles of metal or non-metal workpieces, and can also be used for slotting and cutting.

[0003] The distance between each wheel of the traditional crankshaft grinding wheel set is fixed during use, and once installed, the distance cannot be adjusted. Due to the diversification of work conditions, the grinding wheel set with fixed distance has great limitations during actual use, thus causing inconvenience to people. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a set of crankshaft grinding wheel, which solves the problem that the distance between each wheel of the traditional crankshaft grinding wheel set is fixed during use, and once installed, the distance cannot be adjusted. Due to the diversification of work conditions, the grinding wheel set with fixed distance has great limitations during actual use, thus causing inconvenience to people.

[0005] To achieve the above-mentioned purpose, the utility model is implemented by the following technical scheme: a set of crankshaft grinding wheel, comprising a first supporting block, two second supporting blocks are arranged on one side of the first supporting block, the outer walls of the first supporting block and the two second supporting blocks are movably connected with grinding wheels, the outer walls of the first supporting block and the two second supporting blocks are abutted with connecting blocks, the outer walls of the three connecting blocks are fixedly connected with the outer walls of the three grinding wheels through bolts, the outer walls of the two connecting blocks close to the first supporting block side are both provided with inserting rods, the outer walls of the two inserting rods are movably connected with the inner walls of the two second supporting blocks, the outer walls of the two second supporting blocks are both provided with threaded rods, and the ends of the multiple threaded rods are abutted with the outer walls of the two inserting rods.

[0006] Preferably, rubber pads are arranged at the connecting positions of the multiple threaded rods and the two inserting rods.

[0007] Preferably, limiting strips are arranged on the outer walls of the first supporting block and the two second supporting blocks, and the outer walls of the multiple limiting strips are movably connected with the inner walls of the three grinding wheels.

[0008] Preferably, the first supporting block and the outer wall of the connecting block away from the first supporting block are both provided with flanges.

[0009] Preferably, the outer wall of the first supporting block and the two second supporting blocks are both provided with limiting blocks, the outer wall of the three limiting blocks is movably connected with the inner wall of the three connecting blocks respectively, and the cross section of the three limiting blocks and the two inserting rods are both rectangular.

[0010] Advantages

[0011] The utility model provides a group crankshaft grinding wheel, has the following advantages: the group crankshaft grinding wheel through the cooperation of first supporting block, second supporting block, grinding wheel, inserting rod, screw rod and connecting block can after the completion of grinding wheel installation, according to actual use demand, adjusts the position between each grinding wheel automatically, thus can improve the scope of application greatly, need not extra investment too many grinding wheel groups, and the use of staff is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the structure schematic diagram of the utility model;

[0013] Figure 2 It is Figure 1 The sectional view;

[0014] Figure 3 It is Figure 2 The structure schematic diagram of second supporting block, connecting block and grinding wheel in the middle;

[0015] Figure 4 It is Figure 2 The structure schematic diagram of inserting rod, second supporting block and screw rod in the middle.

[0016] In the drawing: 1, first supporting block; 2, second supporting block; 3, grinding wheel; 4, inserting rod; 5, screw rod; 6, rubber pad; 7, limiting strip; 8, connecting block; 9, flange; 10, limiting block. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0018] Through the personnel in the field, the parts in the case are connected in turn, and the specific connection and operation sequence should be referred to the following working principle, and the detailed connection means is the public technical knowledge in the field, and the following mainly introduces the working principle and process.

[0019] The traditional crankshaft grinding wheel set is in a fixed state in use, and once installed, the distance between each wheel cannot be adjusted, and the fixed distance grinding wheel set has great limitations in actual use due to the diversification of work conditions, thus bringing inconvenience to people's use.

[0020] Therefore, the utility model provides a kind of group crankshaft grinding wheel, by the cooperation of first support block, second support block, grinding wheel, plug rod, screw rod and connecting block, after the installation of grinding wheel, the position between each grinding wheel can be adjusted according to actual use demand, thus the application range can be greatly improved, without additional investment of too many grinding wheel sets, which is convenient for the use of staff.

[0021] Embodiment one: by Figure 1 、 2 , 3 and 4, a kind of group crankshaft grinding wheel, including first support block 1, the side of first support block 1 is provided with two second support blocks 2, the outer wall of first support block 1 and two second support blocks 2 is movably connected with grinding wheel 3, the outer wall of first support block 1 and two second support blocks 2 is abutting with connecting block 8, the outer wall of three connecting blocks 8 is respectively fixedly connected with the outer wall of three grinding wheels 3 by bolt, the outer wall of two connecting blocks 8 close to the side of first support block 1 is installed with plug rod 4, the outer wall of two plug rods 4 is movably connected with the inner wall of two second support blocks 2, the outer wall of two second support blocks 2 is threadedly connected with screw rod 5, the end of multiple screw rods 5 is abutting with the outer wall of two plug rods 4 respectively;

[0022] In the specific implementation process, it is particularly worth pointing out that the main raw material of grinding wheel 3 is brown corundum, white corundum and chromium corundum, and the formula is optimized with the binder, the technology is initially mature, and can be industrialized production, widely used in high-strength wear-resistant alloy steel, forged steel, cast steel and other crankshafts of automobile engine and large marine diesel engine, which can maintain the R angle precision and roughness requirement of crankshaft journal in the grinding process, and can be designed and developed into group grinding crankshaft grinding wheel according to the needs of users, the outer wall of plug rod 4 is processed with scale, so that the staff can know the distance of grinding wheel 3 adjustment more conveniently;

[0023] Further, the connecting part of multiple screw rods 5 and two plug rods 4 is installed with rubber pad 6;

[0024] In the specific implementation process, it is particularly worth pointing out that the design of rubber pad 6 can improve the friction between screw rod 5 and plug rod 4, so as to ensure the connection stability of plug rod 4 and second support block 2;

[0025] Further, the outer wall of first support block 1 and two second support blocks 2 is installed with limiting strip 7, and the outer wall of multiple limiting strips 7 is movably connected with the inner wall of three grinding wheels 3 respectively;

[0026] In the specific implementation process, it is worth pointing out that the limiting strip 7 can limit the grinding wheel 3, avoiding its rotation along the outer wall of the first supporting block 1 and the second supporting block 2.

[0027] Further, the first supporting block 1 and the outer wall of the connecting block 8 away from the first supporting block 1 are both installed with a flange 9.

[0028] In the specific implementation process, it is worth pointing out that the staff can use the flange 9 to connect the set of crankshaft grinding wheels with external equipment, and it can be understood that the flange 9 provided in the embodiment is only one implementable way to fix the equipment, and is not all embodiments. In the specific implementation process, other structures can also be used, and the specific structure selection can be reasonably designed according to the actual situation.

[0029] Further, the outer wall of the first supporting block 1 and the two second supporting blocks 2 are both installed with a limiting block 10, and the outer wall of the three limiting blocks 10 is movably connected with the inner wall of the three connecting blocks 8 respectively. The cross section of the three limiting blocks 10 and the two insertion rods 4 are both rectangular.

[0030] In the specific implementation process, it is worth pointing out that the limiting block 10 can limit the position between the first supporting block 1, the second supporting block 2 and the connecting block 8.

[0031] Specifically, when using the set of crankshaft grinding wheels, when installing the grinding wheel 3, the staff puts the grinding wheel 3 on the outer wall of the first supporting block 1 and the second supporting block 2, limits the grinding wheel 3 by using the connecting block 8, then puts the second supporting block 2 on the outer wall of the insertion rod 4, adjusts the position between the insertion rod 4 and the second supporting block 2, then fixes it through the screw rod 5, when the fixing is completed, connects the set of crankshaft grinding wheels with external equipment through the flange 9, and then it can be put into use.

[0032] It should be noted that in this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, inclusion of an element in a list of elements does not exclude other identical elements not expressly listed or inherent to the process, method, article, or apparatus.

[0033] In the utility model, unless another definite provision and limitation, the term "installation", "arrangement", "connection", "fixation", "screw connection" and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can indirectly connect through intermediate medium, can be two element inside's intercommunication or two element's mutual action relation, unless another definite limitation, for the ordinary skill of the art, can understand the above-mentioned term in the utility model specific meaning according to specific circumstances.

[0034] Although the embodiments of the utility model have been shown and described, it will be appreciated by those of ordinary skill in the art that various changes, modifications, alternatives, and variations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A crankshaft grinding wheel assembly, comprising a first support block (1), characterized in that: Two second support blocks (2) are provided on one side of the first support block (1); the outer walls of the first support block (1) and the two second support blocks (2) are movably connected to the grinding wheel (3); the outer walls of the first support block (1) and the two second support blocks (2) are tightly pressed against the connecting block (8); the outer walls of the three connecting blocks (8) are respectively fixed to the outer walls of the three grinding wheels (3) by bolts; the outer walls of the two connecting blocks (8) close to the first support block (1) are respectively installed with an insert rod (4); the outer walls of the two insert rods (4) are movably connected to the inner walls of the two second support blocks (2); the outer walls of the two second support blocks (2) are respectively threadedly connected to the screw rods (5); the ends of the plurality of screw rods (5) are respectively tightly pressed against the outer walls of the two insert rods (4).

2. The crankshaft grinding wheel set according to claim 1, characterized in that: Rubber pads (6) are installed at the connection points between the plurality of screw rods (5) and the two insertion rods (4).

3. The crankshaft grinding wheel set according to claim 1, characterized in that: Limiting strips (7) are installed on the outer walls of the first supporting block (1) and the two second supporting blocks (2), and the outer walls of the plurality of limiting strips (7) are movably connected to the inner walls of the three grinding wheels (3).

4. The crankshaft grinding wheel set according to claim 1, characterized in that: Flanges (9) are installed on the outer walls of the first support block (1) and the connecting block (8) on a side away from the first support block (1).

5. The crankshaft grinding wheel set according to claim 1, characterized in that: Limiting blocks (10) are installed on the outer walls of the first supporting block (1) and the two second supporting blocks (2); the outer walls of the three limiting blocks (10) are movably connected to the inner walls of the three connecting blocks (8), respectively; and the cross-sections of the three limiting blocks (10) and the two insertion rods (4) are all rectangular.

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