Stable clamping assembly for precision part

Abstract

The utility model discloses a stable clamping assembly for precision parts, which comprises a supporting seat with a bottom base plate and a vertical supporting plate, a horizontally arranged carrier plate is mounted on the upper surface of the bottom base plate, at least two sliding rails are mounted on the upper surface of the carrier plate in a sliding manner, a strip-shaped supporting plate is mounted at the rear ends of the sliding rails, and the sliding rails are mounted on the supporting seat. A plurality of mounting seats corresponding to carrier blocks on a carrier are mounted on the upper surface of the strip-shaped supporting plate, the rear end of a movable block is embedded into a containing groove of the mounting seat, an extrusion head is mounted at the front end of the movable block, and a first spring in an extrusion state is arranged between the rear end of the movable block and the bottom of the containing groove. The end faces of the two ends of the strip-shaped supporting plate are each provided with a second spring, and the vertical supporting plate is provided with at least one spinning air cylinder. According to the elastic positioning device, the carrier can be stably clamped, the carrier can be conveniently clamped and disassembled, independent and stable elastic positioning of each workpiece to be machined is achieved, the machining precision is improved, and the surfaces of the workpieces to be machined cannot be damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic processing technical field, especially relate to a stable clamping subassembly of precision parts. BACKGROUND

[0002] Electronic cigarette has the same smoke, taste and feeling as cigarette, is an electronic product that imitates cigarette, through atomization etc. Means, after nicotinic etc. Become steam, simulate the smoke of cigarette. When processing, the shell needs to be installed on the carrier, and then the carrier is installed on the external conveying mechanism through a special mounting assembly for transportation.

[0003] The mounting assembly of the prior art is inconvenient for hanging and dismounting the carrier, and the stability of clamping the carrier is poor. In addition, the prior art usually simultaneously uniformly positions each workpiece to be processed, which has poor stability and poor processing precision, and is also likely to damage the surface of the workpiece to be processed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a stable clamping subassembly of precision parts, which can stably clamp the carrier and facilitate clamping and dismounting the carrier, and independently and stably position each workpiece to be processed, thereby improving the processing precision and preventing damage to the surface of the workpiece to be processed.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of a stable clamping subassembly of precision parts, comprising: a support seat having a bottom base plate and a vertical support plate, a horizontal carrier plate is installed on the upper surface of the bottom base plate and located at the rear side of the vertical support plate, at least two front and rear extending slide rails are slidably installed on the upper surface of the carrier plate, the carrier comprises a vertical base plate and a plurality of carrier blocks installed on the rear surface of the base plate, the outer side of the carrier block is sleeved with a workpiece to be processed, a position-avoiding through hole is formed in the vertical support plate of the support seat for the workpiece to be processed to pass through, the front end of the slide rail passes through the position-avoiding through hole and is installed with a pad, and a hanging groove is formed in the lower surface of the base plate of the carrier for the pad to be embedded.

[0006] A left and right extending strip-shaped support plate is installed at the rear end of the slide rail and can move forward and backward with the slide rail, a plurality of mounting seats corresponding to the carrier blocks on the carrier are installed on the upper surface of the strip-shaped support plate, a containing groove is formed on the front end face of the mounting seat, the rear end of a movable block is embedded in the containing groove, a pressing head cooperating with the workpiece to be processed is installed at the front end of the movable block, a first spring in a pressing state is arranged between the rear end of the movable block and the bottom of the containing groove, a second spring is installed at each end face of the strip-shaped support plate, and the front end of the second spring connected with the rear end of the strip-shaped support plate is connected with the support seat.

[0007] At least one spinning cylinder is installed on the vertical support plate, the rotating part of the spinning cylinder installed on the rear surface of the vertical support plate is located at the front side of the vertical support plate, and when the spinning cylinder is in a non-pressing state, the rotating part of the spinning cylinder is located parallel to the outside of the base plate of the carrier, and when the spinning cylinder is in a pressing state, the rotating part of the spinning cylinder is in pressing contact with the front surface of the base plate of the carrier, and the extrusion head is in extrusion contact with the workpiece to be processed on the carrier.

[0008] The further improved scheme in the above technical solution is as follows:

[0009] 1. In the above scheme, a front-rear extending strip-shaped hole is formed in the upper side wall and / or the lower side wall of the accommodating groove, and an end portion of a limiting pin vertically penetrating the movable block is embedded in the strip-shaped hole and in sliding fit with the inner wall of the strip-shaped hole.

[0010] 2. In the above scheme, a reinforcing plate is arranged on the upper surface of the bottom base plate and located on both sides of the avoiding through hole, and the reinforcing plate arranged in a right triangle is connected with the rear surface of the vertical support plate and the bottom base plate respectively.

[0011] 3. In the above scheme, a stop block is installed at the rear end of the sliding rail, and the lower surface of the stop block is lower than the upper surface of the carrier plate.

[0012] 4. In the above scheme, the base plate of the carrier and the vertical support plate of the support seat are connected through at least two groups of guide columns and guide grooves.

[0013] 5. In the above scheme, two guide grooves are respectively formed at opposite corners of the base plate of the carrier.

[0014] Due to the use of the above technical solution, the present application has the following advantages compared with the prior art:

[0015] This utility model relates to a stable clamping assembly for precision parts. Its left and right extending strip-shaped support plates are mounted on the rear end of a slide rail and can move back and forth with the slide rail. Several mounting seats corresponding to blocks on a carrier are mounted on the upper surface of the strip-shaped support plates. A receiving groove is formed on the front end face of each mounting seat. The rear end of a movable block is embedded in this receiving groove. A pressing head that mates with the workpiece is mounted on the front end of the movable block. A first spring in a pressing state is disposed between the rear end of the movable block and the bottom of the receiving groove. A second spring is mounted on the end faces of both ends of the strip-shaped support plate. The front end of the second spring connected to the rear end of the strip-shaped support plate is connected to a support seat. At least one spinning cylinder is mounted on the vertical support plate. The main body is mounted on the rear surface of the vertical support plate. The rotating part of the pressure cylinder is located on the front side of the vertical support plate. When the spinning cylinder is in the non-pressing state, the rotating part of the spinning cylinder is parallel to the outer side of the base plate of the carrier. When the spinning cylinder is in the pressing state, its rotating part is in pressing contact with the front surface of the base plate of the carrier, and the extrusion head is in extrusion contact with the workpiece to be processed on the carrier. This can not only achieve stable clamping of the carrier and facilitate the clamping and disassembly of the carrier, but also apply an independent and adaptively adjustable elastic extrusion force to each workpiece to be processed on the carrier from the opposite direction, thereby achieving independent and stable elastic positioning of each workpiece to be processed, further improving the positional accuracy and stability of each workpiece to be processed during the processing, thereby improving the processing accuracy without damaging the surface of the workpiece to be processed. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of the stable clamping assembly for precision parts of this utility model;

[0017] Figure 2 For the appendix Figure 1 Enlarged view of point A in the middle;

[0018] Figure 3 This is another perspective schematic diagram of the stable clamping assembly for precision parts of this utility model;

[0019] Figure 4 For the appendix Figure 3 Enlarged diagram of the forehead at point B;

[0020] Figure 5 This is a partial structural schematic diagram of the stable clamping assembly for precision parts of this utility model;

[0021] Figure 6 For the appendix Figure 5 A cross-sectional view of the middle CC.

[0022] Figure 7 For the appendix Figure 6 Enlarged diagram of point D in the middle.

[0023] In the above drawings: 100, workpiece to be processed; 1, base plate; 2, carrier block; 3, mounting seat; 4, extrusion head; 5, second spring; 51, first pin; 52, second pin; 6, accommodating groove; 7, movable block; 8, first spring; 91, strip-shaped hole; 92, limiting pin; 11, support seat; 111, bottom base plate; 112, vertical support plate; 113, reinforcing plate; 12, carrier plate; 131, sliding rail; 132, sliding block; 133, stop block; 14, avoidance through hole; 151, pad block; 152, hanging groove; 16, spinning cylinder; 161, main body; 162, rotating part; 171, guide column; 172, guide groove; 18, strip-shaped support plate. DETAILED DESCRIPTION

[0024] The present patent can be further understood by the specific examples given below, which are not limitations of the present patent.

[0025] Embodiment 1: A stable clamping assembly for precision parts, comprising: a support seat 11 with a bottom base plate 111 and a vertical support plate 112, a horizontally arranged carrier plate 12 is installed on the upper surface of the bottom base plate 111 and located at the rear side of the vertical support plate 112, at least two front and rear extending sliding rails 131 are slidably installed on the upper surface of the carrier plate 12, the carrier includes a vertically arranged base plate 1 and a plurality of carrier blocks 2 installed on the rear side surface of the base plate 1, the outside of the carrier blocks 2 is sleeved with a workpiece to be processed 100, an avoidance through hole 14 is formed on the vertical support plate 112 of the support seat 11 for the workpiece to be processed 100 to pass through, the front end of the sliding rail 131 passes through the avoidance through hole 14 and is installed with a pad block 151, the lower surface of the base plate 1 of the carrier is provided with a hanging groove 152 for the pad block 151 to be embedded;

[0026] In use, each workpiece to be processed is first installed on the carrier, and each workpiece to be processed is respectively clamped and positioned by the carrier;

[0027] A left and right extending strip-shaped support plate 18 is installed at the rear end of the sliding rail 131 and can move forward and backward with the sliding rail 131, a plurality of mounting seats 3 corresponding to the carrier blocks 2 on the carrier are installed on the upper surface of the strip-shaped support plate 18, an accommodating groove 6 is formed on the front end surface of the mounting seat 3, the rear end of a movable block 7 is embedded in the accommodating groove 6, an extrusion head 4 cooperating with the workpiece to be processed 100 is installed at the front end of the movable block 7, a first spring 8 in an extruded state is arranged between the rear end of the movable block 7 and the bottom of the accommodating groove 6, a second spring 5 is installed at each end surface of the strip-shaped support plate 18, the front end of the second spring 5 connected with the rear end of the strip-shaped support plate 18 is connected with the support seat 11;

[0028] When the spinning cylinder is in the non-pressing state, the carrier is hung on the pad at the front end of the slide rail and matched with the hanging groove to realize the preliminary positioning of the whole carrier, and the carrier is pushed along the length direction of the slide rail to the direction close to the strip-shaped support plate until the outer side surface of each workpiece to be processed is in contact with the corresponding extrusion head, and then the carrier is continuously pushed until the surface of the side loaded with the workpiece to be processed is in contact with the vertical support plate of the support seat, in the process, each extrusion head installed on the strip-shaped support plate generates an elastic pressure on the workpiece to be processed in the opposite direction of the carrier movement under the action of the second spring, and each extrusion head generates another pressing force on the workpiece to be processed under the action of the corresponding first spring.

[0029] The vertical support plate 112 is provided with at least one spinning cylinder 16, the rotating part 162 of the spinning cylinder 16 is installed on the rear side surface of the vertical support plate 112, the rotating part 162 of the spinning cylinder 16 is located on the front side of the vertical support plate 112 and parallel to the outer side of the base plate 1 of the carrier when the spinning cylinder 16 is in the non-pressing state, and the rotating part 162 of the spinning cylinder 16 is in pressing contact with the front side surface of the base plate 1 of the carrier and the extrusion head 4 is in extrusion contact with the workpiece 100 on the carrier when the spinning cylinder 16 is in the pressing state.

[0030] The spinning cylinder is switched to the pressing state, the rotating part is rotated by 90° and shrunk to the body part direction to press the base plate of the carrier from the other side of the carrier to realize stable pressing of the carrier and each workpiece to be processed on the carrier is located on the inner side of the base plate towards the vertical support plate of the support seat and subjected to double elastic pressing force from the corresponding extrusion head, which can effectively avoid external interference and has better stability, can apply an independent and self-adaptable elastic extrusion force to each workpiece to be processed on the carrier from the opposite direction to realize independent and stable elastic positioning of each workpiece to be processed, further improve the position accuracy and stability of each workpiece to be processed in the processing process, thereby improving the processing accuracy and not damaging the surface of the workpiece to be processed.

[0031] A front and rear extending strip-shaped hole 91 is formed in the lower side wall of the accommodating groove 6, and the end of a limiting pin 92 vertically penetrating the movable block 7 is embedded in the strip-shaped hole 91 and in sliding cooperation with the inner wall of the strip-shaped hole 91.

[0032] The upper surface of the bottom base plate 111 and located on both sides of the avoiding through hole 14 is provided with a reinforcing plate 113, and the reinforcing plate 113 in the shape of a right triangle is connected with the rear side surface of the bottom base plate 111 and the vertical support plate 112, respectively.

[0033] A stop block 133 is installed at the rear end of the slide rail 131, and the lower surface of the stop block 133 is lower than the upper surface of the carrier plate 12.

[0034] The substrate 1 of the carrier is connected with the vertical support plate 112 of the support base 11 through at least two groups of guide columns 171 and guide grooves 172.

[0035] The two guide grooves 172 are respectively arranged at opposite corners of the substrate 1 of the carrier.

[0036] The front end of the second spring 5 is connected with a first pin 51 mounted on the reinforcing plate 113, the rear end of the second spring 5 is connected with a second pin 52 mounted on the end face of both ends of the strip-shaped support plate 18, one end of each of the first pin 51 and the second pin 52 is connected with the second spring 5, and the other end of each of the first pin 51 and the second pin 52 is mounted on the reinforcing plate 113.

[0037] The extrusion head 4 is a silica gel extrusion head.

[0038] Embodiment 2: A stable clamping assembly of a precision part, comprising: a support base 11 having a bottom substrate 111 and a vertical support plate 112, a horizontal carrier plate 12 is mounted on the upper surface of the bottom substrate 111 and located at the rear side of the vertical support plate 112, at least two front and rear extending slide rails 131 are slidably mounted on the upper surface of the carrier plate 12, the carrier comprises a vertically arranged substrate 1 and a plurality of carrier blocks 2 mounted on the rear surface of the substrate 1, a workpiece 100 to be machined is sleeved on the outside of the carrier block 2, a position avoiding through hole 14 is arranged on the vertical support plate 112 of the support base 11 for the workpiece 100 to pass through, the front end of the slide rail 131 passes through the position avoiding through hole 14 and is mounted with a pad 151, and a hanging groove 152 is arranged on the lower surface of the substrate 1 of the carrier for the pad 151 to be embedded;

[0039] A strip-shaped support plate 18 extending left and right is mounted on the rear end of the slide rail 131 and can move forward and backward with the slide rail 131, a plurality of mounting seats 3 corresponding to the carrier blocks 2 on the carrier are mounted on the upper surface of the strip-shaped support plate 18, a containing groove 6 is arranged on the front end face of the mounting seat 3, the rear end of a movable block 7 is embedded in the containing groove 6, an extrusion head 4 cooperating with the workpiece 100 to be machined is mounted on the front end of the movable block 7, a first spring 8 in a compressed state is arranged between the rear end of the movable block 7 and the bottom of the containing groove 6, a second spring 5 is mounted on the end face of both ends of the strip-shaped support plate 18, the front end of the second spring 5 connected with the rear end of the strip-shaped support plate 18 is connected with the support base 11.

[0040] At least one spinning cylinder 16 is installed on the vertical support plate 112, the rotating part 162 of the spinning cylinder 16 is installed on the rear side surface of the vertical support plate 112, the rotating part 162 of the spinning cylinder 16 is located on the front side of the vertical support plate 112 and is parallel to the outside of the base plate 1 of the carrier when the spinning cylinder 16 is in the non-pressing state, and the rotating part 162 of the spinning cylinder 16 is in pressing contact with the front side surface of the base plate 1 of the carrier and the extrusion head 4 is in extrusion contact with the workpiece 100 on the carrier when the spinning cylinder 16 is in the pressing state.

[0041] When disassembly is required, the spinning cylinder is only switched to the non-pressing state, the rotating part is stretched away from the main part by 90° rotation, thereby being away from the base plate of the carrier, facilitating the carrier to be taken off from the cushion block, facilitating the carrier loaded with the workpiece to be hung and disassembled, and realizing stable clamping of the carrier to ensure the stability of the position and clamping state during processing of each workpiece.

[0042] A front and rear extending strip hole 91 is formed in the upper side wall of the accommodating groove 6, and the end of a limiting pin 92 vertically penetrating the movable block 7 is embedded in the strip hole 91 and is in sliding cooperation with the inner wall of the strip hole 91.

[0043] The upper surface of the bottom base plate 111 and located on both sides of the avoiding through hole 14 are respectively provided with a reinforcing plate 113, and the reinforcing plate 113 in the shape of a right triangle is connected with the rear side surface of the bottom base plate 111 and the vertical support plate 112.

[0044] The rear end of the sliding rail 131 is provided with a limiting block 133, and the lower surface of the limiting block 133 is lower than the upper surface of the carrier plate 12.

[0045] The front end of the second spring 5 is connected with a first pin 51 installed on the reinforcing plate 113, the rear end of the second spring 5 is connected with a second pin 52 installed on the end surface of both ends of the strip-shaped support plate 18, one end of each of the first pin 51 and the second pin 52 connected with the second spring 5 is installed on the strip-shaped support plate 18.

[0046] The extrusion head 4 is a urethane extrusion head.

[0047] Each sliding rail 131 is installed on the upper surface of the carrier plate 12 through at least two sliding blocks 132.

[0048] The two spaced spinning cylinders 16 are respectively installed on the two corners of the upper part of the vertical support plate 112.

[0049] When in the non-pressing state, the rotating part 162 of the spinning cylinder 16 is parallel to both sides above the base plate 1 of the carrier.

[0050] The hanging groove 152 is located between adjacent carrier blocks 2.

[0051] The hanging groove 152 is a triangular groove, and the upper portion of the cushion block 151 is triangularly matched with the triangular groove.

[0052] The working principle of the utility model is as follows:

[0053] In use, first, each workpiece to be processed is installed on the carrier, and each workpiece to be processed is clamped and positioned by the carrier;

[0054] Then, when the spinning cylinder is in the non-pressing state, the carrier is hung on the cushion block at the front end of the slide rail and matched with the hanging groove to preliminarily position the whole carrier, and the carrier is pushed to move along the length direction of the slide rail towards the direction of approaching the strip-shaped support plate until the outer side surface of each workpiece to be processed is in contact with the corresponding extrusion head, and then the carrier is continuously pushed to move until the surface of the side loaded with the workpiece to be processed is attached to the vertical support plate of the support seat. In this process, each extrusion head installed on the strip-shaped support plate generates an elastic pressure on the workpiece to be processed in the opposite direction of the carrier movement direction under the action of the second spring, and each extrusion head generates another pressing force on the workpiece to be processed under the action of the corresponding first spring.

[0055] Then, the spinning cylinder is switched to the pressing state, so that the rotating part is rotated by 90° and shrinks towards the main part to press the base plate of the carrier from the other side of the carrier, to stably press the carrier and make each workpiece to be processed on the carrier located on the inner side of the vertical support plate of the support seat and subjected to the double elastic pressing force from the corresponding extrusion head, which can effectively avoid external interference and has better stability, can apply an independent and self-adaptable elastic extrusion force to each workpiece to be processed on the carrier from the opposite direction, to realize independent and stable elastic positioning of each workpiece to be processed, further improve the position accuracy and stability of each workpiece to be processed in the processing process, thereby improving the processing accuracy and not damaging the surface of the workpiece to be processed.

[0056] When disassembly is needed, the spinning cylinder is switched to the non-pressing state again, the rotating part is rotated by 90° and elongated away from the main part to move away from the base plate of the carrier, so that the carrier can be taken off the cushion block, which is convenient for hanging and dismounting the carrier loaded with the workpiece to be processed, and can also realize stable clamping of the carrier to ensure the stability of the position and clamping state of each workpiece in the processing process.

[0057] The stable clamping assembly for the precision part can realize stable clamping of the carrier, is convenient for clamping and dismounting of the carrier, can apply an independent and self-adapting adjustable elastic extrusion force to the workpiece to be processed on each carrier from the opposite direction, realizes independent and stable elastic positioning of each workpiece to be processed, further improves the position precision and stability of each workpiece to be processed in the machining process, and thus improves the machining precision and does not damage the surface of the workpiece to be processed.

[0058] The above examples are only for illustrating the technical concept and characteristics of the utility model, the purpose is to enable the person skilled in the art to understand the content of the utility model and to implement it, and cannot limit the protection scope of the utility model. Any equivalent change or modification according to the spirit and essence of the utility model shall be covered in the protection scope of the utility model.

Claims

1. A stable clamping assembly for precision parts, comprising: Supporting base (11) with bottom substrate (111) and vertical supporting plate (112), the upper surface of the bottom substrate (111) is installed with a horizontal supporting plate (12) on the rear side of the vertical supporting plate (112), the upper surface of the supporting plate (12) is slidably installed with at least two front and rear extending slide rails (131), the carrier for installing the workpiece (100) to be processed includes a vertically arranged substrate (1) and a plurality of load blocks (2) installed on the rear side surface of the substrate (1), the outer side of the load block (2) is sleeved with the workpiece (100) to be processed, characterized in that: a position avoiding through hole (14) is arranged on the vertical supporting plate (112) of the supporting base (11) for the workpiece (100) to be processed to pass through, the front end of the slide rail (131) passes through the position avoiding through hole (14) and is installed with a pad (151), and the lower surface of the substrate (1) of the carrier is arranged with a hanging groove (152) for embedding the pad (151). A left and right extending strip-shaped supporting plate (18) is installed on the rear end of the slide rail (131) and can move forward and backward with the slide rail (131), the upper surface of the strip-shaped supporting plate (18) is installed with a plurality of mounting seats (3) corresponding to the load blocks (2) on the carrier, a containing groove (6) is arranged on the front end surface of the mounting seat (3), the rear end of a movable block (7) is embedded in the containing groove (6), a pressing head (4) matched with the workpiece (100) to be processed is installed on the front end of the movable block (7), a first spring (8) in a pressing state is arranged between the rear end of the movable block (7) and the bottom of the containing groove (6), and a second spring (5) is arranged on the end surface of each end of the strip-shaped supporting plate (18), the front end of the second spring (5) connected with the rear end of the strip-shaped supporting plate (18) is connected with the supporting base (11). At least one rotary air cylinder (16) is installed on the vertical supporting plate (112), the rotating part (162) of the rotary air cylinder (16) is installed on the rear side surface of the vertical supporting plate (112), is located on the front side of the vertical supporting plate (112) and is parallel to the outer side of the substrate (1) of the carrier when the rotary air cylinder (16) is in a non-pressing state, and when the rotary air cylinder (16) is in a pressing state, the rotating part (162) thereof is in pressing contact with the front side surface of the substrate (1) of the carrier and the pressing head (4) is in pressing contact with the workpiece (100) to be processed on the carrier.

2. The stable clamping assembly of precision parts according to claim 1, characterized in that: A front and rear extending strip-shaped hole (91) is arranged on the upper side wall and / or the lower side wall of the containing groove (6), and the end of a limiting pin (92) vertically penetrating the movable block (7) is embedded in the strip-shaped hole (91) and is in sliding fit with the inner wall of the strip-shaped hole (91).

3. The stable clamping assembly of precision parts according to claim 1, characterized in that: A reinforcing plate (113) is arranged on the upper surface of the bottom substrate (111) and on both sides of the position avoiding through hole (14), and the reinforcing plate (113) arranged in a right triangle is connected with the rear side surface of the bottom substrate (111) and the vertical supporting plate (112), respectively.

4. The stable clamping assembly of precision parts according to claim 1, characterized in that: The rear end of the slide rail (131) is provided with a stop block (133), and the lower surface of the stop block (133) is lower than the upper surface of the carrier plate (12).

5. The stable clamping assembly of precision parts according to claim 1, characterized in that: The base plate (1) of the carrier and the vertical support plate (112) of the support seat (11) are connected through cooperation of at least two groups of guide columns (171) and guide grooves (172).

6. The stable clamping assembly of precision parts according to claim 5, characterized in that: Two guide grooves (172) are respectively arranged at opposite corners of the carrier base plate (1).

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