High-performance motorized spindle convenient to install

Abstract

The utility model discloses a high-performance motorized spindle convenient to install, and relates to the technical field of motorized spindles, the high-performance motorized spindle convenient to install is provided with an outer shell, a first connecting flange, a second connecting flange and a clamping sealing assembly, so that the motorized spindle can be directly inserted into the outer shell; the exposed part of the motorized spindle is fixed to the outer shell from the second connecting flange through the clamping sealing assembly, the two sides of the outer shell can be sealed, the clamping sealing assembly does not need to be adjusted and fixed through bolts, clamping and fixing can be achieved through direct force, installation is more convenient, the clamping sealing assembly can seal the outer shell, and the sealing effect is better. The electric spindle can be lubricated in cooperation with the lubricating oil block in the operation process of the electric spindle, the situation that the electric spindle is stuck is avoided, in addition, the heat dissipation assembly is further installed on the outer shell, heat at the position of the outer shell can be dissipated, and the situation that the temperature in the outer shell is too high is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of electric spindles, in particular to a high-performance electric spindle which is easy to install. Background Art

[0002] At present, most electric spindles are used in CNC machine tools. The electric spindle can integrate the machine tool spindle and the spindle motor into one. The electric spindle can shorten the length of the machine tool main transmission chain and realize zero transmission of the machine tool. However, the existing electric spindles on the market need to be installed by cooperating with other parts and fixing with bolts, which is not very convenient to install.

[0003] For example, the utility model with patent number CN201921699391.5 discloses a high-performance electric spindle that is easy to install, and relates to the field of electric spindle technology. The high-performance electric spindle that is easy to install includes a shell, a limit groove, an adsorption block, a sealing plate, an electric spindle and a positioning mechanism. Two limit grooves are provided at the top and bottom of the right side of the shell, and the left ends of the two adsorption blocks are plugged into the inner cavities of the two limit grooves. The top and bottom of the left side of the sealing plate are fixedly connected to the right ends of the two adsorption blocks, and the left end of the electric spindle is plugged into the center of the sealing plate. The high-performance electric spindle that is easy to install, through the improvement of the electric spindle, can firstly fully fix the axis of the electric spindle through a two-step installation method, which fully improves the installation speed of the electric spindle and reduces the high cost caused by the installation of the machine. Then, the electric spindle can be further sealed, and the sealing cover can also be quickly disassembled and installed;

[0004] The electric spindle in this patent limits the position of the electric spindle through the cooperation of various components such as locating bearings, return springs and alignment blocks, thereby achieving the positioning installation of the electric spindle. However, during the installation process, if the elastic force of the locating bearing is too large, the position of the locating bearing will be too middle, and the electric spindle will be blocked by the locating bearing during the installation process, resulting in failure to install it in place and needing to be readjusted. The installation is not very convenient. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a high-performance electric spindle that is easy to install, which solves the problem that the installation of the electric spindle is blocked, the positions of components need to be adjusted, and the installation is still not convenient enough.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a high-performance electric spindle that is easy to install, comprising an outer shell, a first connecting flange is provided at one end of the outer shell, a second connecting flange is provided at the other end of the outer shell, evenly distributed mounting holes are provided on the surfaces of the first connecting flange and the second connecting flange, an electric spindle body is installed inside the outer shell, a limiting portion is provided at the end of the electric spindle body, the limiting portion extends to the outside of the first connecting flange, a sleeve is installed on the outside of the first connecting flange by bolts, a first lubricating oil block is detachably installed on the inside of the sleeve, a first bearing is provided inside the first connecting flange, a snap-fit ​​sealing assembly is installed outside the second connecting flange, a second bearing is installed inside the snap-fit ​​sealing assembly, the other end of the electric spindle body extends outward to the outside of the second bearing, and an evenly distributed heat dissipation assembly is provided on the surface of the outer shell.

[0007] Preferably, the heat dissipation assembly comprises a first heat dissipation guide ring, and a second heat dissipation guide ring is arranged at the lower side of the first heat dissipation guide ring.

[0008] Furthermore, the first heat dissipation guide rings and the second heat dissipation guide rings are provided in three groups in total, and the surface of the outer shell is provided with mounting grooves corresponding to the first heat dissipation guide rings and the second heat dissipation guide rings.

[0009] Preferably, the snap-fit ​​sealing assembly comprises a fixing sleeve, a fixing ring is fixedly connected to the surface of the fixing sleeve, and a fixing groove corresponding to the fixing ring is formed on the surface of the second connecting flange.

[0010] Furthermore, evenly distributed clamping blocks are fixedly mounted on the end of the fixing sleeve, and clamping holes corresponding to the clamping blocks are opened on the surface of the clamping slot.

[0011] Furthermore, a second lubricating oil block is arranged on the inner side of the second bearing, and a fixing groove corresponding to the second bearing is opened on the surface of the fixing sleeve.

[0012] Beneficial Effects

[0013] The utility model provides a high-performance electric spindle that is easy to install. Compared with the prior art, it has the following advantages:

[0014] Beneficial effects:

[0015] The high-performance electric spindle which is easy to install can directly insert the electric spindle into the outer shell by providing an outer shell, a first connecting flange, a second connecting flange and a snap-fit ​​sealing assembly, and fix the exposed part of the electric spindle to the outer shell from the second connecting flange by using the snap-fit ​​sealing assembly, so that both sides of the outer shell can be sealed, and the snap-fit ​​sealing assembly does not need to be adjusted or fixed with bolts, but can be snap-fitted and fixed directly by force, which makes installation more convenient, and the snap-fit ​​sealing assembly can not only seal the outer shell, but also lubricate the electric spindle in cooperation with the lubricating oil block during the operation of the electric spindle, so as to avoid the electric spindle from getting stuck, and in addition, a heat dissipation assembly is installed on the outer shell, so as to dissipate the heat at the outer shell, so as to avoid the internal temperature of the outer shell being too high. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the installation structure of the heat dissipation component in the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the electric spindle body in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the clamping sealing component in the utility model.

[0020] In the figure: 1. outer shell; 101. mounting groove; 2. first connecting flange; 3. second connecting flange; 4. first lubricating oil block; 5. mounting hole; 6. electric spindle body; 601. limiting part; 7. sleeve; 8. snap-fit ​​sealing assembly; 801. fixing sleeve; 802. retaining ring; 803. retaining groove; 804. fixing groove; 9. second bearing; 10. heat dissipation assembly; 1001. first heat dissipation guide ring; 1002. second heat dissipation guide ring; 11. second lubricating oil block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4The utility model provides a technical solution: a high-performance electric spindle that is easy to install, including an outer shell 1, a first connecting flange 2 is arranged at one end of the outer shell 1, a second connecting flange 3 is arranged at the other end of the outer shell 1, and evenly distributed mounting holes 5 are opened on the surfaces of the first connecting flange 2 and the second connecting flange 3. An electric spindle body 6 is installed inside the outer shell 1, and a limiting portion 601 is arranged at the end of the electric spindle body 6, and the limiting portion 601 extends to the outside of the first connecting flange 2. A sleeve 7 is installed on the outside of the first connecting flange 2 by bolts, and a first lubricating oil block 4 is detachably installed on the inside of the sleeve 7. The first lubricating oil block 4 can lubricate the electric spindle part at the first connecting flange 2, a first bearing is arranged inside the first connecting flange 2, a snap-fit ​​sealing assembly 8 is installed outside the second connecting flange 3, and a second bearing 9 is installed inside the snap-fit ​​sealing assembly 8, the other end of the electric spindle body 6 extends outward to the outside of the second bearing 9, and evenly distributed heat dissipation assemblies 10 are arranged on the surface of the outer shell 1, and the heat dissipation assemblies 10 can be used to dissipate heat.

[0023] The heat dissipation assembly 10 includes a first heat dissipation guide ring 1001, a second heat dissipation guide ring 1002 is arranged at the lower side of the first heat dissipation guide ring 1001, and a total of three groups of the first heat dissipation guide ring 1001 and the second heat dissipation guide ring 1002 are arranged. The surface of the outer shell 1 is provided with a mounting groove 101 corresponding to the first heat dissipation guide ring 1001 and the second heat dissipation guide ring 1002. The first heat dissipation guide ring 1001 and the second heat dissipation guide ring 1002 can quickly dissipate the heat at the outer shell 1. The clamping sealing assembly 8 includes a fixing sleeve 801, a clamping ring 802 is fixedly connected to the surface of the fixing sleeve 801, and a second connecting flange 3 is provided on the surface of the fixing sleeve 801. A clamping groove 803 corresponding to the clamping ring 802 is provided, and uniformly distributed clamping blocks are fixedly installed at the end of the fixed sleeve 801. Clamping holes corresponding to the clamping blocks are opened on the surface of the clamping groove 803. Through the mutual cooperation between the clamping ring 802 and the clamping groove 803, and the clamping blocks and the clamping holes, the fixed sleeve 801 can be clamped and fixed on the second connecting flange 3. A second lubricating oil block 11 is provided on the inner side of the second bearing 9. A fixing groove 804 corresponding to the second bearing 9 is opened on the surface of the fixed sleeve 801. By setting the fixing groove 804, the second bearing 9 can be installed on the fixed sleeve 801, so that the electric spindle body 6 can rotate normally.

[0024] During operation, first fix the first heat dissipation guide ring 1001 and the second heat dissipation guide ring 1002 in the heat dissipation assembly 10 on the installation groove 101, insert the electric spindle body 6 into the outer shell 1, and then put the first lubricating oil block 4 on the part with the limiting portion 601 at one end of the electric spindle body 6, and then fix the sheath 7 on the first connecting flange 2 and fix it with bolts. After fixation, install the snap-fit ​​sealing assembly 8 on the second connecting flange 3, and firmly fix the electric spindle body 6 so that both sides of the outer shell 1 can be sealed. The snap-fit ​​sealing assembly 8 does not need to be adjusted or fixed with bolts, and can be directly snap-fitted and fixed with force, which is more convenient to install. The snap-fit ​​sealing assembly 8 can not only seal the outer shell 1, but also cooperate with the lubricating oil block to lubricate the electric spindle during the operation of the electric spindle to avoid the electric spindle from getting stuck.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A high-performance electric spindle that is easy to install, comprising an outer shell (1), characterized in that: A first connecting flange (2) is provided at one end of the outer shell (1), and a second connecting flange (3) is provided at the other end of the outer shell (1). The surfaces of the first connecting flange (2) and the second connecting flange (3) are provided with evenly distributed mounting holes (5). An electric spindle body (6) is installed inside the outer shell (1). A limiting portion (601) is provided at the end of the electric spindle body (6), and the limiting portion (601) extends to the outside of the first connecting flange (2). A sleeve (7) is installed on the outside of the first connecting flange (2) by bolts, and a first lubricating oil block (4) is detachably installed on the inside of the sleeve (7). A first bearing is provided inside the first connecting flange (2), and a snap-fit ​​sealing assembly (8) is installed outside the second connecting flange (3). A second bearing (9) is installed inside the snap-fit ​​sealing assembly (8). The other end of the electric spindle body (6) extends outward to the outside of the second bearing (9). An evenly distributed heat dissipation assembly (10) is provided on the surface of the outer shell (1).

2. The high-performance electric spindle that is easy to install according to claim 1 is characterized in that: The heat dissipation assembly (10) comprises a first heat dissipation guide ring (1001), and a second heat dissipation guide ring (1002) is arranged on the lower side of the first heat dissipation guide ring (1001).

3. The high-performance electric spindle that is easy to install according to claim 2 is characterized in that: A total of three groups of the first heat dissipation guide rings (1001) and the second heat dissipation guide rings (1002) are provided, and a mounting groove (101) corresponding to the first heat dissipation guide rings (1001) and the second heat dissipation guide rings (1002) is provided on the surface of the outer shell (1).

4. The high-performance electric spindle that is easy to install according to claim 1 is characterized in that: The snap-fit ​​sealing assembly (8) comprises a fixing sleeve (801), a snap ring (802) is fixedly connected to the surface of the fixing sleeve (801), and a snap groove (803) corresponding to the snap ring (802) is formed on the surface of the second connecting flange (3).

5. The high-performance electric spindle that is easy to install according to claim 4 is characterized in that: Evenly distributed clamping blocks are fixedly mounted on the end of the fixing sleeve (801), and clamping holes corresponding to the clamping blocks are provided on the surface of the clamping slot (803).

6. The high-performance electric spindle that is easy to install according to claim 5 is characterized in that: A second lubricating oil block (11) is arranged inside the second bearing (9), and a fixing groove (804) corresponding to the second bearing (9) is provided on the surface of the fixing sleeve (801).

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