A reciprocally movable mounting
The synchronous belt drive system driven by servo motors solves the problems of wear, noise, vibration and large space occupation of traditional reciprocating motion devices, and achieves compactness, low noise, low maintenance cost and high stability, meeting the needs of high-precision automation scenarios.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- XIAMEN XINHONGZHOU PRECISION TECH
- Filing Date
- 2025-07-03
- Publication Date
- 2026-05-29
AI Technical Summary
Existing traditional reciprocating motion devices suffer from problems such as wear, noise, vibration, large space occupation, high maintenance costs, and poor transmission smoothness, making it difficult to meet the requirements of high-precision automation.
The synchronous belt drive system driven by a servo motor drives the first pulley, and uses the synchronous belt drive to realize the reciprocating motion of the moving seat. The stroke is limited by limit blocks and collision blocks, and the synchronous belt is clamped by a fixed plate and a clamping plate to fix the moving seat.
It achieves a compact structural design, reduces maintenance costs, improves transmission smoothness and lifespan, and reduces noise, meeting the needs of high-precision automation scenarios.
Smart Images

Figure CN224301310U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of automation technology, and in particular to a reciprocating mounting base. Background Technology
[0002] In the field of automation technology, reciprocating motion mechanisms are widely used in machining, material handling, and testing equipment. Traditional reciprocating motion devices typically employ lead screw and nut drives, rack and pinion drives, or cylinder drives. However, these transmission methods have certain limitations: Lead screw and nut drives: Although they offer high transmission accuracy, long-term use can lead to increased backlash due to wear, affecting motion accuracy. They also have complex structures and high maintenance costs. Rack and pinion drives: These can generate impacts and noise during transmission, especially vibrations during reversals, affecting equipment stability and lifespan. They also occupy a significant amount of space. Cylinder drives: These rely on an air source, posing a risk of air leakage. Furthermore, they are inconvenient for adjusting speed and stroke, and have poor transmission smoothness, making them unsuitable for high-precision automation applications.
[0003] To better meet the needs of practical work, we propose a reciprocating mounting base. Utility Model Content
[0004] The purpose of this invention is to address the shortcomings of existing technologies by proposing a reciprocating mounting base.
[0005] To achieve the above objectives, the present invention adopts the following technical solution:
[0006] A reciprocating mounting base includes a mounting base, a servo motor mounted on the bottom of the mounting base, a first pulley fixedly sleeved on the output shaft of the servo motor, a second pulley rotatably mounted on the mounting base via a rotating shaft, the first pulley and the second pulley being connected by a synchronous belt drive, a movable seat slidably mounted on the mounting base, and the synchronous belt being fixed to the movable seat by a fixing mechanism.
[0007] Preferably, a slide rail is fixed on the mounting base, and a slider is fixed to the bottom of the movable base, the slider being slidably mounted on the slide rail.
[0008] Preferably, the top two ends of the mounting base are fixed with limit blocks, the two limit blocks are located inside the synchronous belt, and the bottom of the movable base is fixed with a contact block, the contact block being located between the two limit blocks.
[0009] Preferably, the fixing mechanism includes a fixing plate, a clamping plate, and a bolt assembly. The fixing plate is fixed inside the movable seat, the clamping plate is fixed to the fixing plate by the bolt assembly, and the timing belt is clamped by the fixing plate and the clamping plate.
[0010] Preferably, the clamping plate has a slot that matches the timing belt, and the internal tooth groove of the timing belt engages with the slot on the clamping plate.
[0011] Compared with the prior art, the beneficial effects of this utility model are:
[0012] 1. In this utility model, the inner tooth groove of the timing belt is engaged in the groove of the clamping plate, and the timing belt is clamped by the fixing plate and the clamping plate, thereby fixing the timing belt to the moving seat.
[0013] 2. In this utility model, the servo motor drives the first pulley to rotate, and the first pulley drives the second pulley to rotate through the transmission action of the synchronous belt. During the movement, the synchronous belt drives the moving seat to slide on the mounting base. By rotating the servo motor in both directions, the reciprocating motion of the moving seat can be realized. This transmission method makes the overall structure very compact, occupies little space, has low maintenance costs, long service life, and provides smooth transmission with low noise. The stop block is located between the two limit blocks and is used to limit the stroke of the reciprocating motion of the moving seat. Attached Figure Description
[0014] Figure 1 This is a schematic diagram of the structure of a reciprocating mounting base proposed in this utility model;
[0015] Figure 2 This is a schematic diagram of the structure of a movable seat of a reciprocating mounting base proposed in this utility model;
[0016] Figure 3 This is a structural schematic diagram of a fixing mechanism for a reciprocating mounting base proposed in this utility model.
[0017] In the diagram: 1 Mounting base, 2 Servo motor, 3 First pulley, 4 Synchronous belt, 5 Second pulley, 6 Moving base, 7 Slider, 8 Slide rail, 9 Limit block, 10 Contact block, 11 Fixing mechanism, 111 Fixing plate, 112 Clamping plate, 113 Bolt assembly. Detailed Implementation
[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.
[0019] Reference Figure 1 , Figure 2A reciprocating mounting base includes a mounting base 1, a servo motor 2 mounted on the bottom of the mounting base 1, a first pulley 3 fixedly sleeved on the output shaft of the servo motor 2, a second pulley 5 rotatably mounted on the mounting base 1 via a rotating shaft, and a synchronous belt 4 connecting the first pulley 3 and the second pulley 5. A movable seat 6 is slidably mounted on the mounting base 1, and the synchronous belt 4 is fixed to the movable seat 6 via a fixing mechanism 11. A slide rail 8 is fixed on the mounting base 1, and a slider 7 is fixed to the bottom of the movable seat 6, slidingly mounted on the slide rail 8. Limit blocks 9 are fixed at both ends of the top of the mounting base 1, and the two limit blocks 9 are located at the synchronous belt. Inside the 4, a stop block 10 is fixed at the bottom of the movable seat 6. The stop block 10 is located between two limit blocks 9. The servo motor 2 drives the first pulley 3 to rotate. The first pulley 3 drives the second pulley 5 to rotate through the transmission action of the synchronous belt 4. During the movement, the synchronous belt 4 drives the movable seat 6 to slide on the mounting seat 1. By the forward and reverse rotation of the servo motor 2, the reciprocating motion of the movable seat 6 can be realized. This transmission method makes the overall structure very compact, occupies little space, has low maintenance cost, long service life, and smooth transmission with low noise. The stop block 10 is located between two limit blocks 9 and is used to limit the stroke of the reciprocating motion of the movable seat 6.
[0020] Reference Figure 3 The fixing mechanism 11 includes a fixing plate 111, a clamping plate 112, and a bolt assembly 113. The fixing plate 111 is fixed inside the movable seat 6. The clamping plate 112 is fixed to the fixing plate 111 by the bolt assembly 113. The timing belt 4 is clamped by the fixing plate 111 and the clamping plate 112. The clamping plate 112 has a slot that matches the timing belt 4. The inner tooth groove of the timing belt 4 is engaged in the slot on the clamping plate 112. The timing belt 4 is clamped by the fixing plate 111 and the clamping plate 112, thereby fixing the timing belt 4 to the movable seat 6.
[0021] Working principle: During use, the inner tooth groove of the synchronous belt 4 is engaged in the slot on the clamping plate 112. The synchronous belt 4 is clamped by the fixing plate 111 and the clamping plate 112, thereby fixing the synchronous belt 4 to the moving seat 6. The servo motor 2 drives the first pulley 3 to rotate. The first pulley 3 drives the second pulley 5 to rotate through the transmission action of the synchronous belt 4. During the movement, the synchronous belt 4 drives the moving seat 6 to slide on the mounting base 1. By the forward and reverse rotation of the servo motor 2, the reciprocating motion of the moving seat 6 can be realized. This transmission method makes the overall structure very compact, occupies little space, has low maintenance cost, long service life, and smooth transmission with low noise. The stop block 10 is located between the two limit blocks 9 and is used to limit the stroke of the reciprocating motion of the moving seat 6.
[0022] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.
Claims
1. A reciprocating mounting base, comprising a mounting base (1), characterized in that, A servo motor (2) is mounted on the bottom of the mounting base (1). The output shaft of the servo motor (2) is fixedly sleeved with a first pulley (3). A second pulley (5) is rotatably mounted on the mounting base (1) via a rotating shaft. The first pulley (3) and the second pulley (5) are connected by a synchronous belt (4). A movable seat (6) is slidably mounted on the mounting base (1). The synchronous belt (4) is fixed to the movable seat (6) by a fixing mechanism (11). The assembly includes a fixed plate (111), a clamping plate (112), and a bolt assembly (113). The fixed plate (111) is fixed inside the movable seat (6). The clamping plate (112) is fixed to the fixed plate (111) by the bolt assembly (113). The synchronous belt (4) is clamped by the fixed plate (111) and the clamping plate (112). The clamping plate (112) has a slot that matches the synchronous belt (4). The internal tooth groove of the synchronous belt (4) is engaged in the slot on the clamping plate (112).
2. The reciprocating mounting base according to claim 1, characterized in that, The mounting base (1) is fixed with a slide rail (8), and the bottom of the movable base (6) is fixed with a slider (7), which is slidably mounted on the slide rail (8).
3. The reciprocating mounting base according to claim 1, characterized in that, The mounting base (1) has two limit blocks (9) fixed at both ends of its top. The two limit blocks (9) are located inside the synchronous belt (4). The bottom of the moving base (6) is fixed with a contact block (10), which is located between the two limit blocks (9).